./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product25.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_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/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_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/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_ae643786-1039-4298-8013-b3630730effd/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 9adf580d787f62224e97e4e19700baa564f81557 ............................................................................................................................................ 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_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/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_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/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_ae643786-1039-4298-8013-b3630730effd/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 9adf580d787f62224e97e4e19700baa564f81557 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:28:11,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:28:11,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:28:12,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:28:12,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:28:12,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:28:12,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:28:12,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:28:12,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:28:12,011 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:28:12,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:28:12,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:28:12,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:28:12,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:28:12,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:28:12,018 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:28:12,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:28:12,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:28:12,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:28:12,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:28:12,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:28:12,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:28:12,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:28:12,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:28:12,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:28:12,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:28:12,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:28:12,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:28:12,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:28:12,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:28:12,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:28:12,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:28:12,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:28:12,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:28:12,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:28:12,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:28:12,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:28:12,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:28:12,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:28:12,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:28:12,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:28:12,048 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:28:12,072 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:28:12,073 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:28:12,073 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:28:12,074 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:28:12,074 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:28:12,074 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:28:12,074 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:28:12,075 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:28:12,075 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:28:12,075 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:28:12,075 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:28:12,075 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:28:12,076 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:28:12,076 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:28:12,076 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:28:12,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:28:12,077 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:28:12,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:28:12,078 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:28:12,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:28:12,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:28:12,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:28:12,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:28:12,079 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:28:12,079 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:28:12,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:28:12,079 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:28:12,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:28:12,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:28:12,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:28:12,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:12,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:28:12,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:28:12,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:28:12,081 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:28:12,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:28:12,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:28:12,082 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:28:12,082 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:28:12,083 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_ae643786-1039-4298-8013-b3630730effd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9adf580d787f62224e97e4e19700baa564f81557 [2021-10-11 02:28:12,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:28:12,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:28:12,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:28:12,368 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:28:12,368 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:28:12,369 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c [2021-10-11 02:28:12,442 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI/data/25d911839/53edce89831443eb938d1fb510f9da07/FLAG6dbb75f46 [2021-10-11 02:28:12,934 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:28:12,943 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c [2021-10-11 02:28:12,961 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI/data/25d911839/53edce89831443eb938d1fb510f9da07/FLAG6dbb75f46 [2021-10-11 02:28:13,280 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI/data/25d911839/53edce89831443eb938d1fb510f9da07 [2021-10-11 02:28:13,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:28:13,284 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:28:13,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:13,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:28:13,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:28:13,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:13" (1/1) ... [2021-10-11 02:28:13,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@936d447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:13, skipping insertion in model container [2021-10-11 02:28:13,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:13" (1/1) ... [2021-10-11 02:28:13,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:28:13,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:13,513 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_ae643786-1039-4298-8013-b3630730effd/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c[1281,1294] [2021-10-11 02:28:13,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:13,682 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 02:28:13,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@144f9666 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:13, skipping insertion in model container [2021-10-11 02:28:13,683 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:13,684 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:28:13,686 INFO L168 Benchmark]: Toolchain (without parser) took 400.34 ms. Allocated memory is still 111.1 MB. Free memory was 82.2 MB in the beginning and 84.1 MB in the end (delta: -1.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:13,688 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 111.1 MB. Free memory is still 65.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:28:13,689 INFO L168 Benchmark]: CACSL2BoogieTranslator took 397.81 ms. Allocated memory is still 111.1 MB. Free memory was 81.8 MB in the beginning and 84.1 MB in the end (delta: -2.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:13,692 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 111.1 MB. Free memory is still 65.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 397.81 ms. Allocated memory is still 111.1 MB. Free memory was 81.8 MB in the beginning and 84.1 MB in the end (delta: -2.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 481]: 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 02:28:16,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:28:16,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:28:16,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:28:16,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:28:16,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:28:16,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:28:16,100 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:28:16,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:28:16,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:28:16,113 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:28:16,114 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:28:16,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:28:16,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:28:16,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:28:16,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:28:16,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:28:16,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:28:16,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:28:16,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:28:16,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:28:16,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:28:16,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:28:16,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:28:16,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:28:16,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:28:16,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:28:16,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:28:16,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:28:16,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:28:16,158 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:28:16,159 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:28:16,161 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:28:16,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:28:16,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:28:16,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:28:16,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:28:16,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:28:16,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:28:16,167 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:28:16,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:28:16,168 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:28:16,212 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:28:16,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:28:16,214 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:28:16,214 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:28:16,221 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:28:16,221 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:28:16,221 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:28:16,222 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:28:16,222 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:28:16,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:28:16,224 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:28:16,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:28:16,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:28:16,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:28:16,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:28:16,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:28:16,226 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:28:16,226 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:28:16,226 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:28:16,227 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:28:16,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:28:16,227 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:28:16,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:28:16,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:28:16,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:28:16,228 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:28:16,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:16,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:28:16,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:28:16,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:28:16,229 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:28:16,230 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:28:16,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:28:16,230 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:28:16,231 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:28:16,231 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_ae643786-1039-4298-8013-b3630730effd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9adf580d787f62224e97e4e19700baa564f81557 [2021-10-11 02:28:16,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:28:16,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:28:16,642 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:28:16,644 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:28:16,645 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:28:16,647 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c [2021-10-11 02:28:16,725 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI/data/a0337529f/a2ec415b244a4219bbbe3b15d71abbe0/FLAG36217b01b [2021-10-11 02:28:17,340 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:28:17,341 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c [2021-10-11 02:28:17,360 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI/data/a0337529f/a2ec415b244a4219bbbe3b15d71abbe0/FLAG36217b01b [2021-10-11 02:28:17,603 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI/data/a0337529f/a2ec415b244a4219bbbe3b15d71abbe0 [2021-10-11 02:28:17,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:28:17,607 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:28:17,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:17,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:28:17,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:28:17,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:17" (1/1) ... [2021-10-11 02:28:17,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bde8750 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:17, skipping insertion in model container [2021-10-11 02:28:17,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:17" (1/1) ... [2021-10-11 02:28:17,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:28:17,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:17,843 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_ae643786-1039-4298-8013-b3630730effd/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c[1281,1294] [2021-10-11 02:28:18,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:18,034 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:28:18,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:18,047 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_ae643786-1039-4298-8013-b3630730effd/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c[1281,1294] [2021-10-11 02:28:18,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:18,164 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:28:18,183 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_ae643786-1039-4298-8013-b3630730effd/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c[1281,1294] [2021-10-11 02:28:18,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:18,310 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:28:18,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:18 WrapperNode [2021-10-11 02:28:18,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:18,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:28:18,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:28:18,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:28:18,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:18" (1/1) ... [2021-10-11 02:28:18,351 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:18" (1/1) ... [2021-10-11 02:28:18,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:28:18,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:28:18,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:28:18,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:28:18,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:18" (1/1) ... [2021-10-11 02:28:18,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:18" (1/1) ... [2021-10-11 02:28:18,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:18" (1/1) ... [2021-10-11 02:28:18,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:18" (1/1) ... [2021-10-11 02:28:18,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:18" (1/1) ... [2021-10-11 02:28:18,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:18" (1/1) ... [2021-10-11 02:28:18,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:18" (1/1) ... [2021-10-11 02:28:18,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:28:18,472 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:28:18,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:28:18,473 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:28:18,474 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:18" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/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 02:28:18,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:28:18,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:28:18,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:28:18,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:28:21,102 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:28:21,102 INFO L299 CfgBuilder]: Removed 96 assume(true) statements. [2021-10-11 02:28:21,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:21 BoogieIcfgContainer [2021-10-11 02:28:21,107 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:28:21,108 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:28:21,109 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:28:21,112 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:28:21,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:28:17" (1/3) ... [2021-10-11 02:28:21,113 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f28a3f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:28:21, skipping insertion in model container [2021-10-11 02:28:21,114 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:18" (2/3) ... [2021-10-11 02:28:21,114 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f28a3f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:28:21, skipping insertion in model container [2021-10-11 02:28:21,114 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:21" (3/3) ... [2021-10-11 02:28:21,127 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product25.cil.c [2021-10-11 02:28:21,141 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:28:21,144 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:28:21,156 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:28:21,179 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:28:21,179 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:28:21,179 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:28:21,180 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:28:21,180 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:28:21,180 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:28:21,180 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:28:21,183 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:28:21,200 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2021-10-11 02:28:21,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:28:21,207 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:21,208 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:21,209 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:21,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:21,216 INFO L82 PathProgramCache]: Analyzing trace with hash -695057112, now seen corresponding path program 1 times [2021-10-11 02:28:21,233 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:21,234 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [384521393] [2021-10-11 02:28:21,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/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 02:28:21,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:21,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:28:21,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:21,562 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 02:28:21,564 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:21,565 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [384521393] [2021-10-11 02:28:21,566 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:21,566 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:28:21,568 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111100380] [2021-10-11 02:28:21,581 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:28:21,581 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:21,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:28:21,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:28:21,608 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2021-10-11 02:28:21,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:21,656 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2021-10-11 02:28:21,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:28:21,659 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:28:21,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:21,671 INFO L225 Difference]: With dead ends: 144 [2021-10-11 02:28:21,671 INFO L226 Difference]: Without dead ends: 71 [2021-10-11 02:28:21,674 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:28:21,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-10-11 02:28:21,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-10-11 02:28:21,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2021-10-11 02:28:21,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2021-10-11 02:28:21,729 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2021-10-11 02:28:21,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:21,730 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-10-11 02:28:21,730 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:28:21,730 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2021-10-11 02:28:21,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:28:21,736 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:21,737 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:21,953 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:28:21,953 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:21,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:21,954 INFO L82 PathProgramCache]: Analyzing trace with hash -1741814009, now seen corresponding path program 1 times [2021-10-11 02:28:21,955 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:21,955 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [537104895] [2021-10-11 02:28:21,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/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 02:28:22,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:22,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:28:22,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:22,248 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 02:28:22,249 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:22,249 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [537104895] [2021-10-11 02:28:22,249 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:22,249 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:28:22,250 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057308790] [2021-10-11 02:28:22,253 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:28:22,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:22,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:28:22,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:22,258 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand 3 states. [2021-10-11 02:28:22,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:22,283 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2021-10-11 02:28:22,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:28:22,284 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:28:22,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:22,285 INFO L225 Difference]: With dead ends: 71 [2021-10-11 02:28:22,286 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 02:28:22,287 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:22,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 02:28:22,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 02:28:22,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 02:28:22,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-11 02:28:22,296 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2021-10-11 02:28:22,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:22,299 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-11 02:28:22,299 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:28:22,299 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-11 02:28:22,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:28:22,300 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:22,300 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:22,518 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:28:22,519 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:22,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:22,520 INFO L82 PathProgramCache]: Analyzing trace with hash 379655789, now seen corresponding path program 1 times [2021-10-11 02:28:22,520 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:22,520 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [390432820] [2021-10-11 02:28:22,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/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 02:28:22,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:22,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:28:22,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:22,739 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 02:28:22,740 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:22,740 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [390432820] [2021-10-11 02:28:22,740 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:22,740 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:28:22,741 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446990538] [2021-10-11 02:28:22,741 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:28:22,741 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:22,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:28:22,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:22,743 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2021-10-11 02:28:22,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:22,781 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2021-10-11 02:28:22,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:28:22,782 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:28:22,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:22,783 INFO L225 Difference]: With dead ends: 60 [2021-10-11 02:28:22,783 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 02:28:22,784 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:22,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 02:28:22,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 02:28:22,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 02:28:22,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-10-11 02:28:22,789 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2021-10-11 02:28:22,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:22,789 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-10-11 02:28:22,790 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:28:22,790 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-10-11 02:28:22,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 02:28:22,791 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:22,791 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] [2021-10-11 02:28:23,007 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:28:23,007 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:23,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:23,008 INFO L82 PathProgramCache]: Analyzing trace with hash -2095114328, now seen corresponding path program 1 times [2021-10-11 02:28:23,008 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:23,008 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [749129364] [2021-10-11 02:28:23,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/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 02:28:23,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:23,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:28:23,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:23,263 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 02:28:23,263 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:23,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [749129364] [2021-10-11 02:28:23,263 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:23,264 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:28:23,264 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644911271] [2021-10-11 02:28:23,264 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:28:23,264 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:23,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:28:23,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:28:23,266 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2021-10-11 02:28:23,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:23,394 INFO L93 Difference]: Finished difference Result 120 states and 176 transitions. [2021-10-11 02:28:23,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:28:23,395 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-10-11 02:28:23,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:23,398 INFO L225 Difference]: With dead ends: 120 [2021-10-11 02:28:23,399 INFO L226 Difference]: Without dead ends: 93 [2021-10-11 02:28:23,399 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:28:23,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-10-11 02:28:23,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 56. [2021-10-11 02:28:23,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2021-10-11 02:28:23,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 77 transitions. [2021-10-11 02:28:23,423 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 77 transitions. Word has length 23 [2021-10-11 02:28:23,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:23,423 INFO L481 AbstractCegarLoop]: Abstraction has 56 states and 77 transitions. [2021-10-11 02:28:23,423 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:28:23,423 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2021-10-11 02:28:23,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:28:23,424 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:23,425 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 02:28:23,625 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:28:23,625 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:23,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:23,626 INFO L82 PathProgramCache]: Analyzing trace with hash 320721258, now seen corresponding path program 1 times [2021-10-11 02:28:23,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:23,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [206085530] [2021-10-11 02:28:23,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/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 02:28:23,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:23,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:28:23,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:23,901 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 02:28:23,901 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:23,901 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [206085530] [2021-10-11 02:28:23,901 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:23,902 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:28:23,902 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886547317] [2021-10-11 02:28:23,902 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:28:23,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:23,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:28:23,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:28:23,904 INFO L87 Difference]: Start difference. First operand 56 states and 77 transitions. Second operand 6 states. [2021-10-11 02:28:25,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:25,519 INFO L93 Difference]: Finished difference Result 157 states and 226 transitions. [2021-10-11 02:28:25,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:28:25,521 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2021-10-11 02:28:25,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:25,522 INFO L225 Difference]: With dead ends: 157 [2021-10-11 02:28:25,522 INFO L226 Difference]: Without dead ends: 130 [2021-10-11 02:28:25,522 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:28:25,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2021-10-11 02:28:25,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 102. [2021-10-11 02:28:25,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2021-10-11 02:28:25,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 143 transitions. [2021-10-11 02:28:25,540 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 143 transitions. Word has length 24 [2021-10-11 02:28:25,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:25,541 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 143 transitions. [2021-10-11 02:28:25,541 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:28:25,541 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 143 transitions. [2021-10-11 02:28:25,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:28:25,547 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:25,547 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 02:28:25,759 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:28:25,759 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:25,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:25,760 INFO L82 PathProgramCache]: Analyzing trace with hash 1283837447, now seen corresponding path program 1 times [2021-10-11 02:28:25,760 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:25,760 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [428134124] [2021-10-11 02:28:25,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/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 02:28:25,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:25,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:28:25,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:26,005 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 02:28:26,006 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:26,007 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [428134124] [2021-10-11 02:28:26,008 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:26,008 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:28:26,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720530499] [2021-10-11 02:28:26,009 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:28:26,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:26,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:28:26,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:26,016 INFO L87 Difference]: Start difference. First operand 102 states and 143 transitions. Second operand 3 states. [2021-10-11 02:28:27,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:27,404 INFO L93 Difference]: Finished difference Result 267 states and 379 transitions. [2021-10-11 02:28:27,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:28:27,405 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:28:27,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:27,406 INFO L225 Difference]: With dead ends: 267 [2021-10-11 02:28:27,406 INFO L226 Difference]: Without dead ends: 171 [2021-10-11 02:28:27,407 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 02:28:27,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2021-10-11 02:28:27,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 158. [2021-10-11 02:28:27,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2021-10-11 02:28:27,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 219 transitions. [2021-10-11 02:28:27,429 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 219 transitions. Word has length 24 [2021-10-11 02:28:27,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:27,429 INFO L481 AbstractCegarLoop]: Abstraction has 158 states and 219 transitions. [2021-10-11 02:28:27,429 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:28:27,430 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 219 transitions. [2021-10-11 02:28:27,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-11 02:28:27,431 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:27,431 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] [2021-10-11 02:28:27,643 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:28:27,644 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:27,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:27,644 INFO L82 PathProgramCache]: Analyzing trace with hash 234285946, now seen corresponding path program 1 times [2021-10-11 02:28:27,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:27,645 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [525120255] [2021-10-11 02:28:27,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/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 02:28:27,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:27,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:28:27,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:27,896 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 02:28:27,896 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:27,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [525120255] [2021-10-11 02:28:27,897 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:27,897 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:28:27,897 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795316123] [2021-10-11 02:28:27,898 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:28:27,898 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:27,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:28:27,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:27,899 INFO L87 Difference]: Start difference. First operand 158 states and 219 transitions. Second operand 3 states. [2021-10-11 02:28:27,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:27,909 INFO L93 Difference]: Finished difference Result 192 states and 267 transitions. [2021-10-11 02:28:27,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:28:27,910 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2021-10-11 02:28:27,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:27,911 INFO L225 Difference]: With dead ends: 192 [2021-10-11 02:28:27,911 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:28:27,912 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 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 02:28:27,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:28:27,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:28:27,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:28:27,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:28:27,913 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2021-10-11 02:28:27,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:27,913 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:28:27,913 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:28:27,913 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:28:27,913 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:28:28,128 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:28:28,131 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:28:28,618 INFO L258 CegarLoopResult]: At program point L448(lines 443 451) the Hoare annotation is: false [2021-10-11 02:28:28,618 INFO L258 CegarLoopResult]: At program point L448-1(lines 443 451) the Hoare annotation is: false [2021-10-11 02:28:28,618 INFO L262 CegarLoopResult]: For program point L382(lines 382 386) no Hoare annotation was computed. [2021-10-11 02:28:28,618 INFO L258 CegarLoopResult]: At program point L448-2(lines 443 451) the Hoare annotation is: false [2021-10-11 02:28:28,618 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:28:28,618 INFO L262 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2021-10-11 02:28:28,618 INFO L258 CegarLoopResult]: At program point L85-1(lines 85 91) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-11 02:28:28,619 INFO L258 CegarLoopResult]: At program point L878(lines 874 880) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:28:28,619 INFO L262 CegarLoopResult]: For program point L168(lines 168 185) no Hoare annotation was computed. [2021-10-11 02:28:28,619 INFO L262 CegarLoopResult]: For program point L168-1(lines 168 185) no Hoare annotation was computed. [2021-10-11 02:28:28,619 INFO L262 CegarLoopResult]: For program point L168-2(lines 168 185) no Hoare annotation was computed. [2021-10-11 02:28:28,619 INFO L262 CegarLoopResult]: For program point L350(lines 350 356) no Hoare annotation was computed. [2021-10-11 02:28:28,619 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:28:28,619 INFO L262 CegarLoopResult]: For program point L350-2(lines 350 356) no Hoare annotation was computed. [2021-10-11 02:28:28,619 INFO L262 CegarLoopResult]: For program point L350-4(lines 350 356) no Hoare annotation was computed. [2021-10-11 02:28:28,619 INFO L258 CegarLoopResult]: At program point L136(lines 135 154) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-11 02:28:28,620 INFO L262 CegarLoopResult]: For program point L136-1(lines 136 142) no Hoare annotation was computed. [2021-10-11 02:28:28,620 INFO L258 CegarLoopResult]: At program point L136-2(lines 135 154) the Hoare annotation is: false [2021-10-11 02:28:28,620 INFO L258 CegarLoopResult]: At program point L136-3(lines 135 154) the Hoare annotation is: false [2021-10-11 02:28:28,620 INFO L258 CegarLoopResult]: At program point L830-2(lines 830 844) the Hoare annotation is: false [2021-10-11 02:28:28,620 INFO L262 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2021-10-11 02:28:28,620 INFO L262 CegarLoopResult]: For program point L370(lines 370 374) no Hoare annotation was computed. [2021-10-11 02:28:28,620 INFO L262 CegarLoopResult]: For program point L370-3(lines 370 374) no Hoare annotation was computed. [2021-10-11 02:28:28,620 INFO L262 CegarLoopResult]: For program point L172(lines 172 180) no Hoare annotation was computed. [2021-10-11 02:28:28,620 INFO L262 CegarLoopResult]: For program point L370-6(lines 370 374) no Hoare annotation was computed. [2021-10-11 02:28:28,620 INFO L262 CegarLoopResult]: For program point L172-1(lines 172 180) no Hoare annotation was computed. [2021-10-11 02:28:28,621 INFO L262 CegarLoopResult]: For program point L172-2(lines 172 180) no Hoare annotation was computed. [2021-10-11 02:28:28,621 INFO L262 CegarLoopResult]: For program point L288(lines 288 292) no Hoare annotation was computed. [2021-10-11 02:28:28,621 INFO L262 CegarLoopResult]: For program point L288-2(lines 288 292) no Hoare annotation was computed. [2021-10-11 02:28:28,621 INFO L262 CegarLoopResult]: For program point L288-3(lines 288 292) no Hoare annotation was computed. [2021-10-11 02:28:28,621 INFO L262 CegarLoopResult]: For program point L288-5(lines 288 292) no Hoare annotation was computed. [2021-10-11 02:28:28,621 INFO L262 CegarLoopResult]: For program point L288-6(lines 288 292) no Hoare annotation was computed. [2021-10-11 02:28:28,621 INFO L262 CegarLoopResult]: For program point L288-8(lines 288 292) no Hoare annotation was computed. [2021-10-11 02:28:28,621 INFO L258 CegarLoopResult]: At program point L239(lines 234 242) the Hoare annotation is: false [2021-10-11 02:28:28,621 INFO L258 CegarLoopResult]: At program point L239-1(lines 234 242) the Hoare annotation is: false [2021-10-11 02:28:28,621 INFO L258 CegarLoopResult]: At program point L239-2(lines 234 242) the Hoare annotation is: false [2021-10-11 02:28:28,621 INFO L262 CegarLoopResult]: For program point L834(lines 834 838) no Hoare annotation was computed. [2021-10-11 02:28:28,622 INFO L262 CegarLoopResult]: For program point L834-1(lines 136 142) no Hoare annotation was computed. [2021-10-11 02:28:28,622 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:28:28,622 INFO L262 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2021-10-11 02:28:28,622 INFO L258 CegarLoopResult]: At program point L75-1(lines 75 81) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-11 02:28:28,622 INFO L262 CegarLoopResult]: For program point L901(lines 901 908) no Hoare annotation was computed. [2021-10-11 02:28:28,622 INFO L265 CegarLoopResult]: At program point L901-1(lines 901 908) the Hoare annotation is: true [2021-10-11 02:28:28,622 INFO L258 CegarLoopResult]: At program point L439(lines 434 442) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 (= (_ bv2 32) ~waterLevel~0) .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|) .cse2))) [2021-10-11 02:28:28,622 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:28:28,623 INFO L258 CegarLoopResult]: At program point L439-1(lines 434 442) the Hoare annotation is: false [2021-10-11 02:28:28,623 INFO L258 CegarLoopResult]: At program point L439-2(lines 434 442) the Hoare annotation is: false [2021-10-11 02:28:28,623 INFO L258 CegarLoopResult]: At program point L324(lines 1 913) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:28:28,623 INFO L258 CegarLoopResult]: At program point L143(lines 143 149) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-11 02:28:28,623 INFO L258 CegarLoopResult]: At program point L143-1(lines 143 149) the Hoare annotation is: false [2021-10-11 02:28:28,623 INFO L258 CegarLoopResult]: At program point L143-2(lines 143 149) the Hoare annotation is: false [2021-10-11 02:28:28,623 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:28:28,623 INFO L258 CegarLoopResult]: At program point L111(lines 64 112) the Hoare annotation is: false [2021-10-11 02:28:28,623 INFO L262 CegarLoopResult]: For program point L95(lines 95 106) no Hoare annotation was computed. [2021-10-11 02:28:28,624 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-11 02:28:28,624 INFO L262 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-10-11 02:28:28,624 INFO L262 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-10-11 02:28:28,624 INFO L258 CegarLoopResult]: At program point L294(lines 279 297) the Hoare annotation is: false [2021-10-11 02:28:28,624 INFO L258 CegarLoopResult]: At program point L294-1(lines 279 297) the Hoare annotation is: false [2021-10-11 02:28:28,624 INFO L258 CegarLoopResult]: At program point L294-2(lines 279 297) the Hoare annotation is: false [2021-10-11 02:28:28,624 INFO L262 CegarLoopResult]: For program point L394(lines 394 398) no Hoare annotation was computed. [2021-10-11 02:28:28,624 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:28:28,624 INFO L262 CegarLoopResult]: For program point L346(lines 346 359) no Hoare annotation was computed. [2021-10-11 02:28:28,625 INFO L258 CegarLoopResult]: At program point L346-1(lines 1 913) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|) .cse2 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4 (_ bv4294967294 32)) (_ bv0 32))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2))) [2021-10-11 02:28:28,625 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 02:28:28,625 INFO L262 CegarLoopResult]: For program point L346-2(lines 346 359) no Hoare annotation was computed. [2021-10-11 02:28:28,625 INFO L258 CegarLoopResult]: At program point L346-3(lines 1 913) the Hoare annotation is: false [2021-10-11 02:28:28,625 INFO L262 CegarLoopResult]: For program point L346-4(lines 346 359) no Hoare annotation was computed. [2021-10-11 02:28:28,625 INFO L258 CegarLoopResult]: At program point L346-5(lines 1 913) the Hoare annotation is: false [2021-10-11 02:28:28,625 INFO L262 CegarLoopResult]: For program point L66(lines 65 110) no Hoare annotation was computed. [2021-10-11 02:28:28,625 INFO L262 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-11 02:28:28,625 INFO L265 CegarLoopResult]: At program point L910(lines 891 913) the Hoare annotation is: true [2021-10-11 02:28:28,625 INFO L258 CegarLoopResult]: At program point L332(lines 327 335) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:28:28,626 INFO L262 CegarLoopResult]: For program point L101(lines 101 105) no Hoare annotation was computed. [2021-10-11 02:28:28,626 INFO L262 CegarLoopResult]: For program point L101-2(lines 136 142) no Hoare annotation was computed. [2021-10-11 02:28:28,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:28:28 BoogieIcfgContainer [2021-10-11 02:28:28,651 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:28:28,652 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:28:28,652 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:28:28,652 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:28:28,653 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:21" (3/4) ... [2021-10-11 02:28:28,656 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:28:28,671 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:28:28,672 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:28:28,672 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:28:28,673 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:28:28,674 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:28:28,674 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:28:28,675 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:28:28,701 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967294bv32) == 0bv32) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:28:28,703 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && 2bv32 == waterLevel) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:28:28,751 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae643786-1039-4298-8013-b3630730effd/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:28:28,751 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:28:28,753 INFO L168 Benchmark]: Toolchain (without parser) took 11144.52 ms. Allocated memory was 52.4 MB in the beginning and 92.3 MB in the end (delta: 39.8 MB). Free memory was 28.5 MB in the beginning and 53.7 MB in the end (delta: -25.1 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:28,753 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 52.4 MB. Free memory was 34.0 MB in the beginning and 34.0 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:28:28,754 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.19 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.4 MB in the beginning and 41.1 MB in the end (delta: -12.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:28,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.68 ms. Allocated memory is still 62.9 MB. Free memory was 40.9 MB in the beginning and 38.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:28,754 INFO L168 Benchmark]: Boogie Preprocessor took 68.97 ms. Allocated memory is still 62.9 MB. Free memory was 38.1 MB in the beginning and 35.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:28,755 INFO L168 Benchmark]: RCFGBuilder took 2634.44 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 35.8 MB in the beginning and 37.8 MB in the end (delta: -2.0 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:28,755 INFO L168 Benchmark]: TraceAbstraction took 7542.96 ms. Allocated memory was 75.5 MB in the beginning and 92.3 MB in the end (delta: 16.8 MB). Free memory was 37.4 MB in the beginning and 60.0 MB in the end (delta: -22.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:28,755 INFO L168 Benchmark]: Witness Printer took 99.51 ms. Allocated memory is still 92.3 MB. Free memory was 60.0 MB in the beginning and 53.7 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:28,758 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 52.4 MB. Free memory was 34.0 MB in the beginning and 34.0 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 699.19 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.4 MB in the beginning and 41.1 MB in the end (delta: -12.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 89.68 ms. Allocated memory is still 62.9 MB. Free memory was 40.9 MB in the beginning and 38.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 68.97 ms. Allocated memory is still 62.9 MB. Free memory was 38.1 MB in the beginning and 35.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2634.44 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 35.8 MB in the beginning and 37.8 MB in the end (delta: -2.0 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7542.96 ms. Allocated memory was 75.5 MB in the beginning and 92.3 MB in the end (delta: 16.8 MB). Free memory was 37.4 MB in the beginning and 60.0 MB in the end (delta: -22.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 16.1 GB. * Witness Printer took 99.51 ms. Allocated memory is still 92.3 MB. Free memory was 60.0 MB in the beginning and 53.7 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(tmp, 4294967294bv32) == 0bv32) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && 2bv32 == waterLevel) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.9s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 3.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 457 SDtfs, 374 SDslu, 400 SDs, 0 SdLazy, 104 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=158occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 78 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 44 NumberOfFragments, 275 HoareAnnotationTreeSize, 30 FomulaSimplifications, 385 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 30 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 155 NumberOfCodeBlocks, 155 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 148 ConstructedInterpolants, 0 QuantifiedInterpolants, 8617 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1381 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...