./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw --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 1e4d2a057e25f6959650b499ceac5ee260080b43c52b288c780b8039e90be344 ............................................................................................................................................ 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_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw --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 1e4d2a057e25f6959650b499ceac5ee260080b43c52b288c780b8039e90be344 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 05:10:17,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 05:10:17,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 05:10:17,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 05:10:17,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 05:10:17,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 05:10:17,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 05:10:17,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 05:10:17,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 05:10:17,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 05:10:17,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 05:10:17,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 05:10:17,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 05:10:17,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 05:10:17,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 05:10:18,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 05:10:18,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 05:10:18,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 05:10:18,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 05:10:18,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 05:10:18,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 05:10:18,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 05:10:18,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 05:10:18,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 05:10:18,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 05:10:18,036 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 05:10:18,036 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 05:10:18,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 05:10:18,039 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 05:10:18,041 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 05:10:18,041 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 05:10:18,042 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 05:10:18,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 05:10:18,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 05:10:18,047 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 05:10:18,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 05:10:18,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 05:10:18,049 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 05:10:18,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 05:10:18,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 05:10:18,051 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 05:10:18,052 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-20 05:10:18,094 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 05:10:18,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 05:10:18,096 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 05:10:18,096 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 05:10:18,097 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 05:10:18,097 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 05:10:18,097 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-20 05:10:18,098 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 05:10:18,098 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 05:10:18,098 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-20 05:10:18,105 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-20 05:10:18,106 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 05:10:18,106 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-20 05:10:18,106 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-20 05:10:18,107 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-20 05:10:18,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 05:10:18,108 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 05:10:18,108 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-20 05:10:18,108 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 05:10:18,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 05:10:18,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 05:10:18,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 05:10:18,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 05:10:18,110 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 05:10:18,110 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 05:10:18,111 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 05:10:18,111 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 05:10:18,111 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 05:10:18,112 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 05:10:18,113 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 05:10:18,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:10:18,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 05:10:18,114 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 05:10:18,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 05:10:18,115 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-20 05:10:18,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-20 05:10:18,116 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 05:10:18,116 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 05:10:18,116 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 05:10:18,117 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_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e4d2a057e25f6959650b499ceac5ee260080b43c52b288c780b8039e90be344 [2021-10-20 05:10:18,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 05:10:18,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 05:10:18,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 05:10:18,392 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 05:10:18,392 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 05:10:18,393 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2021-10-20 05:10:18,454 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/data/2f6f36029/aa82bd90878d4d9bbe61c14bb2ce1b2a/FLAG7d4f254b6 [2021-10-20 05:10:18,947 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 05:10:18,951 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2021-10-20 05:10:18,974 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/data/2f6f36029/aa82bd90878d4d9bbe61c14bb2ce1b2a/FLAG7d4f254b6 [2021-10-20 05:10:19,282 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/data/2f6f36029/aa82bd90878d4d9bbe61c14bb2ce1b2a [2021-10-20 05:10:19,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 05:10:19,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 05:10:19,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 05:10:19,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 05:10:19,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 05:10:19,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:10:19" (1/1) ... [2021-10-20 05:10:19,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23f9e749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:10:19, skipping insertion in model container [2021-10-20 05:10:19,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:10:19" (1/1) ... [2021-10-20 05:10:19,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 05:10:19,356 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:10:19,647 WARN L228 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_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c[16136,16149] [2021-10-20 05:10:19,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:10:19,699 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) [2021-10-20 05:10:19,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e15b8fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:10:19, skipping insertion in model container [2021-10-20 05:10:19,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 05:10:19,706 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-20 05:10:19,709 INFO L168 Benchmark]: Toolchain (without parser) took 419.40 ms. Allocated memory is still 104.9 MB. Free memory was 71.1 MB in the beginning and 76.1 MB in the end (delta: -5.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-20 05:10:19,710 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 104.9 MB. Free memory is still 59.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:10:19,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 412.28 ms. Allocated memory is still 104.9 MB. Free memory was 70.8 MB in the beginning and 76.1 MB in the end (delta: -5.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-20 05:10:19,714 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 104.9 MB. Free memory is still 59.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 412.28 ms. Allocated memory is still 104.9 MB. Free memory was 70.8 MB in the beginning and 76.1 MB in the end (delta: -5.3 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: 78]: 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 0.2.1-dev-e943c26 [2021-10-20 05:10:21,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 05:10:21,797 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 05:10:21,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 05:10:21,855 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 05:10:21,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 05:10:21,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 05:10:21,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 05:10:21,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 05:10:21,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 05:10:21,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 05:10:21,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 05:10:21,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 05:10:21,885 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 05:10:21,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 05:10:21,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 05:10:21,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 05:10:21,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 05:10:21,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 05:10:21,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 05:10:21,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 05:10:21,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 05:10:21,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 05:10:21,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 05:10:21,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 05:10:21,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 05:10:21,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 05:10:21,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 05:10:21,929 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 05:10:21,930 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 05:10:21,930 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 05:10:21,931 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 05:10:21,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 05:10:21,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 05:10:21,936 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 05:10:21,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 05:10:21,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 05:10:21,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 05:10:21,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 05:10:21,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 05:10:21,940 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 05:10:21,945 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-20 05:10:21,987 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 05:10:21,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 05:10:21,989 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 05:10:21,989 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 05:10:21,990 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 05:10:21,990 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 05:10:21,990 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 05:10:21,990 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 05:10:21,990 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 05:10:21,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 05:10:21,993 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 05:10:21,993 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 05:10:21,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 05:10:21,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 05:10:21,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 05:10:21,994 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 05:10:21,994 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 05:10:21,995 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-20 05:10:21,995 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-20 05:10:21,995 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 05:10:21,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 05:10:21,995 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 05:10:21,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 05:10:21,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 05:10:21,996 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-20 05:10:21,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 05:10:21,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:10:21,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 05:10:21,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 05:10:21,997 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 05:10:21,998 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-20 05:10:21,998 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-20 05:10:21,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 05:10:21,998 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 05:10:21,999 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 05:10:21,999 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_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e4d2a057e25f6959650b499ceac5ee260080b43c52b288c780b8039e90be344 [2021-10-20 05:10:22,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 05:10:22,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 05:10:22,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 05:10:22,472 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 05:10:22,473 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 05:10:22,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2021-10-20 05:10:22,542 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/data/2353e6c8f/a926d01d986a437fa45bb5eb8295690c/FLAGf70a759b6 [2021-10-20 05:10:23,092 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 05:10:23,092 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2021-10-20 05:10:23,105 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/data/2353e6c8f/a926d01d986a437fa45bb5eb8295690c/FLAGf70a759b6 [2021-10-20 05:10:23,358 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/data/2353e6c8f/a926d01d986a437fa45bb5eb8295690c [2021-10-20 05:10:23,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 05:10:23,362 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 05:10:23,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 05:10:23,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 05:10:23,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 05:10:23,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:10:23" (1/1) ... [2021-10-20 05:10:23,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d65aac0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:10:23, skipping insertion in model container [2021-10-20 05:10:23,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:10:23" (1/1) ... [2021-10-20 05:10:23,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 05:10:23,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:10:23,713 WARN L228 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_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c[16136,16149] [2021-10-20 05:10:23,747 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:10:23,768 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-20 05:10:23,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:10:23,828 WARN L228 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_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c[16136,16149] [2021-10-20 05:10:23,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:10:23,841 INFO L203 MainTranslator]: Completed pre-run [2021-10-20 05:10:23,909 WARN L228 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_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c[16136,16149] [2021-10-20 05:10:23,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:10:23,953 INFO L208 MainTranslator]: Completed translation [2021-10-20 05:10:23,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:10:23 WrapperNode [2021-10-20 05:10:23,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 05:10:23,955 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-20 05:10:23,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-20 05:10:23,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-20 05:10:23,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:10:23" (1/1) ... [2021-10-20 05:10:23,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:10:23" (1/1) ... [2021-10-20 05:10:24,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-20 05:10:24,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-20 05:10:24,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-20 05:10:24,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-20 05:10:24,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:10:23" (1/1) ... [2021-10-20 05:10:24,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:10:23" (1/1) ... [2021-10-20 05:10:24,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:10:23" (1/1) ... [2021-10-20 05:10:24,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:10:23" (1/1) ... [2021-10-20 05:10:24,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:10:23" (1/1) ... [2021-10-20 05:10:24,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:10:23" (1/1) ... [2021-10-20 05:10:24,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:10:23" (1/1) ... [2021-10-20 05:10:24,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-20 05:10:24,104 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-20 05:10:24,104 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-20 05:10:24,104 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-20 05:10:24,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:10:23" (1/1) ... [2021-10-20 05:10:24,112 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:10:24,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/z3 [2021-10-20 05:10:24,135 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-20 05:10:24,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-20 05:10:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-20 05:10:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-20 05:10:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-20 05:10:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-20 05:10:26,315 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-20 05:10:26,315 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-10-20 05:10:26,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:10:26 BoogieIcfgContainer [2021-10-20 05:10:26,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-20 05:10:26,319 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-20 05:10:26,319 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-20 05:10:26,322 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-20 05:10:26,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 05:10:23" (1/3) ... [2021-10-20 05:10:26,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ce1b202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 05:10:26, skipping insertion in model container [2021-10-20 05:10:26,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:10:23" (2/3) ... [2021-10-20 05:10:26,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ce1b202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 05:10:26, skipping insertion in model container [2021-10-20 05:10:26,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:10:26" (3/3) ... [2021-10-20 05:10:26,325 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product22.cil.c [2021-10-20 05:10:26,330 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-20 05:10:26,331 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-20 05:10:26,375 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-20 05:10:26,381 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-20 05:10:26,382 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-20 05:10:26,397 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 105 states have (on average 1.5523809523809524) internal successors, (163), 108 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:10:26,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-20 05:10:26,403 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:10:26,404 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 05:10:26,404 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:10:26,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:10:26,410 INFO L82 PathProgramCache]: Analyzing trace with hash -509663600, now seen corresponding path program 1 times [2021-10-20 05:10:26,423 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 05:10:26,423 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1335162567] [2021-10-20 05:10:26,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:10:26,424 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 05:10:26,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 05:10:26,428 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 05:10:26,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-20 05:10:26,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:10:26,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-20 05:10:26,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:10:26,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:10:26,743 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:10:26,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:10:26,806 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 05:10:26,807 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1335162567] [2021-10-20 05:10:26,807 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1335162567] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 05:10:26,807 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 05:10:26,808 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-20 05:10:26,812 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018310313] [2021-10-20 05:10:26,817 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-20 05:10:26,818 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 05:10:26,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-20 05:10:26,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-20 05:10:26,837 INFO L87 Difference]: Start difference. First operand has 109 states, 105 states have (on average 1.5523809523809524) internal successors, (163), 108 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:10:26,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:10:26,899 INFO L93 Difference]: Finished difference Result 211 states and 318 transitions. [2021-10-20 05:10:26,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-20 05:10:26,900 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-20 05:10:26,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:10:26,914 INFO L225 Difference]: With dead ends: 211 [2021-10-20 05:10:26,914 INFO L226 Difference]: Without dead ends: 105 [2021-10-20 05:10:26,917 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-20 05:10:26,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-10-20 05:10:26,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-10-20 05:10:26,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 102 states have (on average 1.4803921568627452) internal successors, (151), 104 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:10:26,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 151 transitions. [2021-10-20 05:10:26,971 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 151 transitions. Word has length 18 [2021-10-20 05:10:26,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:10:26,971 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 151 transitions. [2021-10-20 05:10:26,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:10:26,972 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2021-10-20 05:10:26,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-20 05:10:26,975 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:10:26,975 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 05:10:26,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-20 05:10:27,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 05:10:27,187 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:10:27,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:10:27,187 INFO L82 PathProgramCache]: Analyzing trace with hash -890511133, now seen corresponding path program 1 times [2021-10-20 05:10:27,188 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 05:10:27,188 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [62803132] [2021-10-20 05:10:27,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:10:27,189 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 05:10:27,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 05:10:27,190 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 05:10:27,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-20 05:10:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:10:27,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-20 05:10:27,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:10:27,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:10:27,439 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:10:27,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:10:27,492 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 05:10:27,493 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [62803132] [2021-10-20 05:10:27,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [62803132] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 05:10:27,493 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 05:10:27,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-20 05:10:27,494 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731946238] [2021-10-20 05:10:27,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-20 05:10:27,495 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 05:10:27,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-20 05:10:27,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-20 05:10:27,496 INFO L87 Difference]: Start difference. First operand 105 states and 151 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:10:27,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:10:27,509 INFO L93 Difference]: Finished difference Result 105 states and 151 transitions. [2021-10-20 05:10:27,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-20 05:10:27,510 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-20 05:10:27,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:10:27,511 INFO L225 Difference]: With dead ends: 105 [2021-10-20 05:10:27,511 INFO L226 Difference]: Without dead ends: 45 [2021-10-20 05:10:27,512 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.1ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-20 05:10:27,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-20 05:10:27,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-20 05:10:27,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4545454545454546) internal successors, (64), 44 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:10:27,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-20 05:10:27,517 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 19 [2021-10-20 05:10:27,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:10:27,518 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-20 05:10:27,518 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:10:27,518 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-20 05:10:27,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-20 05:10:27,519 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:10:27,520 INFO L512 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] [2021-10-20 05:10:27,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-20 05:10:27,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 05:10:27,734 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:10:27,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:10:27,735 INFO L82 PathProgramCache]: Analyzing trace with hash -1279741385, now seen corresponding path program 1 times [2021-10-20 05:10:27,735 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 05:10:27,736 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [547764925] [2021-10-20 05:10:27,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:10:27,736 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 05:10:27,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 05:10:27,740 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 05:10:27,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-20 05:10:27,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:10:27,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-20 05:10:27,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:10:28,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:10:28,006 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:10:28,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:10:28,078 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 05:10:28,079 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [547764925] [2021-10-20 05:10:28,079 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [547764925] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 05:10:28,079 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 05:10:28,079 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-20 05:10:28,080 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245453682] [2021-10-20 05:10:28,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-20 05:10:28,080 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 05:10:28,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-20 05:10:28,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-20 05:10:28,081 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:10:28,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:10:28,118 INFO L93 Difference]: Finished difference Result 83 states and 121 transitions. [2021-10-20 05:10:28,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-20 05:10:28,119 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-20 05:10:28,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:10:28,120 INFO L225 Difference]: With dead ends: 83 [2021-10-20 05:10:28,120 INFO L226 Difference]: Without dead ends: 45 [2021-10-20 05:10:28,121 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.9ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-20 05:10:28,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-20 05:10:28,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-20 05:10:28,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4318181818181819) internal successors, (63), 44 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:10:28,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 63 transitions. [2021-10-20 05:10:28,126 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 63 transitions. Word has length 24 [2021-10-20 05:10:28,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:10:28,126 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 63 transitions. [2021-10-20 05:10:28,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:10:28,127 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2021-10-20 05:10:28,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-20 05:10:28,131 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:10:28,131 INFO L512 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] [2021-10-20 05:10:28,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-20 05:10:28,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 05:10:28,332 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:10:28,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:10:28,332 INFO L82 PathProgramCache]: Analyzing trace with hash 1716158697, now seen corresponding path program 1 times [2021-10-20 05:10:28,333 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 05:10:28,333 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [632684866] [2021-10-20 05:10:28,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:10:28,334 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 05:10:28,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 05:10:28,335 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 05:10:28,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-20 05:10:28,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:10:28,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-20 05:10:28,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:10:28,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:10:28,673 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:10:28,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:10:28,786 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 05:10:28,787 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [632684866] [2021-10-20 05:10:28,787 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [632684866] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 05:10:28,787 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 05:10:28,787 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-20 05:10:28,787 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523202324] [2021-10-20 05:10:28,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-20 05:10:28,788 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 05:10:28,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-20 05:10:28,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-20 05:10:28,789 INFO L87 Difference]: Start difference. First operand 45 states and 63 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:10:28,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:10:28,908 INFO L93 Difference]: Finished difference Result 207 states and 308 transitions. [2021-10-20 05:10:28,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-20 05:10:28,908 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-20 05:10:28,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:10:28,913 INFO L225 Difference]: With dead ends: 207 [2021-10-20 05:10:28,913 INFO L226 Difference]: Without dead ends: 169 [2021-10-20 05:10:28,914 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 46.2ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-20 05:10:28,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-10-20 05:10:28,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 78. [2021-10-20 05:10:28,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 77 states have (on average 1.4415584415584415) internal successors, (111), 77 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:10:28,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2021-10-20 05:10:28,941 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 26 [2021-10-20 05:10:28,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:10:28,941 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2021-10-20 05:10:28,941 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:10:28,942 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2021-10-20 05:10:28,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-20 05:10:28,947 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:10:28,948 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 05:10:28,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-20 05:10:29,160 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 05:10:29,160 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:10:29,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:10:29,161 INFO L82 PathProgramCache]: Analyzing trace with hash 700064625, now seen corresponding path program 1 times [2021-10-20 05:10:29,161 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 05:10:29,161 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1140071654] [2021-10-20 05:10:29,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:10:29,162 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 05:10:29,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 05:10:29,163 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 05:10:29,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-20 05:10:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:10:29,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-20 05:10:29,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:10:29,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:10:29,485 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:10:29,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:10:29,564 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 05:10:29,564 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1140071654] [2021-10-20 05:10:29,564 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1140071654] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 05:10:29,565 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 05:10:29,565 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-20 05:10:29,565 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272555776] [2021-10-20 05:10:29,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-20 05:10:29,566 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 05:10:29,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-20 05:10:29,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-20 05:10:29,567 INFO L87 Difference]: Start difference. First operand 78 states and 111 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:10:29,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:10:29,651 INFO L93 Difference]: Finished difference Result 176 states and 260 transitions. [2021-10-20 05:10:29,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-20 05:10:29,651 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-20 05:10:29,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:10:29,652 INFO L225 Difference]: With dead ends: 176 [2021-10-20 05:10:29,652 INFO L226 Difference]: Without dead ends: 0 [2021-10-20 05:10:29,653 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 29.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-20 05:10:29,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-20 05:10:29,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-20 05:10:29,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:10:29,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-20 05:10:29,654 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-20 05:10:29,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:10:29,655 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-20 05:10:29,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 05:10:29,655 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-20 05:10:29,655 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-20 05:10:29,657 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:10:29,658 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:10:29,658 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:10:29,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-10-20 05:10:29,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 05:10:29,872 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-20 05:10:29,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:29,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:10:30,167 INFO L857 garLoopResultBuilder]: For program point L729(lines 729 733) no Hoare annotation was computed. [2021-10-20 05:10:30,167 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 788) no Hoare annotation was computed. [2021-10-20 05:10:30,167 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 436) no Hoare annotation was computed. [2021-10-20 05:10:30,167 INFO L857 garLoopResultBuilder]: For program point L432-1(lines 538 544) no Hoare annotation was computed. [2021-10-20 05:10:30,168 INFO L857 garLoopResultBuilder]: For program point L863(lines 863 867) no Hoare annotation was computed. [2021-10-20 05:10:30,168 INFO L857 garLoopResultBuilder]: For program point L698(lines 698 702) no Hoare annotation was computed. [2021-10-20 05:10:30,168 INFO L857 garLoopResultBuilder]: For program point L698-2(lines 698 702) no Hoare annotation was computed. [2021-10-20 05:10:30,168 INFO L857 garLoopResultBuilder]: For program point L698-3(lines 698 702) no Hoare annotation was computed. [2021-10-20 05:10:30,168 INFO L857 garLoopResultBuilder]: For program point L698-5(lines 698 702) no Hoare annotation was computed. [2021-10-20 05:10:30,168 INFO L857 garLoopResultBuilder]: For program point L698-6(lines 698 702) no Hoare annotation was computed. [2021-10-20 05:10:30,168 INFO L857 garLoopResultBuilder]: For program point L698-8(lines 698 702) no Hoare annotation was computed. [2021-10-20 05:10:30,168 INFO L857 garLoopResultBuilder]: For program point L698-9(lines 698 702) no Hoare annotation was computed. [2021-10-20 05:10:30,169 INFO L857 garLoopResultBuilder]: For program point L698-11(lines 698 702) no Hoare annotation was computed. [2021-10-20 05:10:30,169 INFO L857 garLoopResultBuilder]: For program point L698-12(lines 698 702) no Hoare annotation was computed. [2021-10-20 05:10:30,169 INFO L857 garLoopResultBuilder]: For program point L698-14(lines 698 702) no Hoare annotation was computed. [2021-10-20 05:10:30,169 INFO L857 garLoopResultBuilder]: For program point L698-15(lines 698 702) no Hoare annotation was computed. [2021-10-20 05:10:30,169 INFO L857 garLoopResultBuilder]: For program point L698-17(lines 698 702) no Hoare annotation was computed. [2021-10-20 05:10:30,169 INFO L857 garLoopResultBuilder]: For program point L765(lines 765 769) no Hoare annotation was computed. [2021-10-20 05:10:30,169 INFO L853 garLoopResultBuilder]: At program point L765-2(lines 538 544) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:10:30,169 INFO L857 garLoopResultBuilder]: For program point L600(lines 600 608) no Hoare annotation was computed. [2021-10-20 05:10:30,170 INFO L857 garLoopResultBuilder]: For program point L600-1(lines 600 608) no Hoare annotation was computed. [2021-10-20 05:10:30,170 INFO L857 garLoopResultBuilder]: For program point L600-2(lines 600 608) no Hoare annotation was computed. [2021-10-20 05:10:30,170 INFO L853 garLoopResultBuilder]: At program point L799(lines 794 801) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:10:30,170 INFO L857 garLoopResultBuilder]: For program point L570(lines 570 587) no Hoare annotation was computed. [2021-10-20 05:10:30,170 INFO L857 garLoopResultBuilder]: For program point L570-1(lines 570 587) no Hoare annotation was computed. [2021-10-20 05:10:30,170 INFO L857 garLoopResultBuilder]: For program point L570-2(lines 570 587) no Hoare annotation was computed. [2021-10-20 05:10:30,170 INFO L857 garLoopResultBuilder]: For program point L570-3(lines 570 587) no Hoare annotation was computed. [2021-10-20 05:10:30,170 INFO L857 garLoopResultBuilder]: For program point L570-4(lines 570 587) no Hoare annotation was computed. [2021-10-20 05:10:30,170 INFO L857 garLoopResultBuilder]: For program point L570-5(lines 570 587) no Hoare annotation was computed. [2021-10-20 05:10:30,170 INFO L853 garLoopResultBuilder]: At program point L538(lines 537 556) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:10:30,171 INFO L857 garLoopResultBuilder]: For program point L538-1(lines 538 544) no Hoare annotation was computed. [2021-10-20 05:10:30,171 INFO L853 garLoopResultBuilder]: At program point L538-2(lines 537 556) the Hoare annotation is: false [2021-10-20 05:10:30,171 INFO L853 garLoopResultBuilder]: At program point L538-3(lines 537 556) the Hoare annotation is: false [2021-10-20 05:10:30,171 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 788) no Hoare annotation was computed. [2021-10-20 05:10:30,171 INFO L857 garLoopResultBuilder]: For program point L737(lines 737 743) no Hoare annotation was computed. [2021-10-20 05:10:30,172 INFO L853 garLoopResultBuilder]: At program point L737-1(lines 737 743) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:10:30,172 INFO L853 garLoopResultBuilder]: At program point L704(lines 689 707) the Hoare annotation is: false [2021-10-20 05:10:30,172 INFO L853 garLoopResultBuilder]: At program point L704-1(lines 689 707) the Hoare annotation is: false [2021-10-20 05:10:30,172 INFO L853 garLoopResultBuilder]: At program point L704-2(lines 689 707) the Hoare annotation is: false [2021-10-20 05:10:30,172 INFO L853 garLoopResultBuilder]: At program point L704-3(lines 689 707) the Hoare annotation is: false [2021-10-20 05:10:30,173 INFO L853 garLoopResultBuilder]: At program point L704-4(lines 689 707) the Hoare annotation is: false [2021-10-20 05:10:30,173 INFO L853 garLoopResultBuilder]: At program point L704-5(lines 689 707) the Hoare annotation is: false [2021-10-20 05:10:30,173 INFO L853 garLoopResultBuilder]: At program point L640(lines 633 643) the Hoare annotation is: false [2021-10-20 05:10:30,173 INFO L853 garLoopResultBuilder]: At program point L640-1(lines 633 643) the Hoare annotation is: false [2021-10-20 05:10:30,173 INFO L857 garLoopResultBuilder]: For program point L574(lines 574 582) no Hoare annotation was computed. [2021-10-20 05:10:30,173 INFO L853 garLoopResultBuilder]: At program point L640-2(lines 633 643) the Hoare annotation is: false [2021-10-20 05:10:30,174 INFO L857 garLoopResultBuilder]: For program point L574-1(lines 574 582) no Hoare annotation was computed. [2021-10-20 05:10:30,174 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 515) no Hoare annotation was computed. [2021-10-20 05:10:30,174 INFO L857 garLoopResultBuilder]: For program point L574-2(lines 574 582) no Hoare annotation was computed. [2021-10-20 05:10:30,174 INFO L857 garLoopResultBuilder]: For program point L574-3(lines 574 582) no Hoare annotation was computed. [2021-10-20 05:10:30,174 INFO L860 garLoopResultBuilder]: At program point L508-1(lines 508 515) the Hoare annotation is: true [2021-10-20 05:10:30,174 INFO L857 garLoopResultBuilder]: For program point L574-4(lines 574 582) no Hoare annotation was computed. [2021-10-20 05:10:30,175 INFO L857 garLoopResultBuilder]: For program point L574-5(lines 574 582) no Hoare annotation was computed. [2021-10-20 05:10:30,175 INFO L857 garLoopResultBuilder]: For program point L839(lines 839 843) no Hoare annotation was computed. [2021-10-20 05:10:30,175 INFO L857 garLoopResultBuilder]: For program point L839-3(lines 839 843) no Hoare annotation was computed. [2021-10-20 05:10:30,175 INFO L857 garLoopResultBuilder]: For program point L839-6(lines 839 843) no Hoare annotation was computed. [2021-10-20 05:10:30,175 INFO L853 garLoopResultBuilder]: At program point L775(lines 726 776) the Hoare annotation is: false [2021-10-20 05:10:30,175 INFO L853 garLoopResultBuilder]: At program point L545(lines 545 551) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:10:30,176 INFO L853 garLoopResultBuilder]: At program point L545-1(lines 545 551) the Hoare annotation is: false [2021-10-20 05:10:30,176 INFO L853 garLoopResultBuilder]: At program point L479(lines 475 481) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:10:30,176 INFO L853 garLoopResultBuilder]: At program point L545-2(lines 545 551) the Hoare annotation is: false [2021-10-20 05:10:30,176 INFO L853 garLoopResultBuilder]: At program point L876(lines 871 879) the Hoare annotation is: false [2021-10-20 05:10:30,177 INFO L853 garLoopResultBuilder]: At program point L876-1(lines 871 879) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:10:30,177 INFO L857 garLoopResultBuilder]: For program point L810(lines 810 827) no Hoare annotation was computed. [2021-10-20 05:10:30,177 INFO L853 garLoopResultBuilder]: At program point L876-2(lines 871 879) the Hoare annotation is: false [2021-10-20 05:10:30,177 INFO L853 garLoopResultBuilder]: At program point L810-1(lines 1 955) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:10:30,177 INFO L853 garLoopResultBuilder]: At program point L876-3(lines 871 879) the Hoare annotation is: false [2021-10-20 05:10:30,177 INFO L857 garLoopResultBuilder]: For program point L810-2(lines 810 827) no Hoare annotation was computed. [2021-10-20 05:10:30,178 INFO L853 garLoopResultBuilder]: At program point L876-4(lines 871 879) the Hoare annotation is: false [2021-10-20 05:10:30,178 INFO L853 garLoopResultBuilder]: At program point L810-3(lines 1 955) the Hoare annotation is: false [2021-10-20 05:10:30,178 INFO L853 garLoopResultBuilder]: At program point L876-5(lines 871 879) the Hoare annotation is: false [2021-10-20 05:10:30,178 INFO L857 garLoopResultBuilder]: For program point L810-4(lines 810 827) no Hoare annotation was computed. [2021-10-20 05:10:30,178 INFO L853 garLoopResultBuilder]: At program point L810-5(lines 1 955) the Hoare annotation is: false [2021-10-20 05:10:30,178 INFO L853 garLoopResultBuilder]: At program point L944(lines 1 955) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:10:30,179 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-20 05:10:30,181 INFO L857 garLoopResultBuilder]: For program point L747(lines 747 753) no Hoare annotation was computed. [2021-10-20 05:10:30,181 INFO L853 garLoopResultBuilder]: At program point L747-1(lines 747 753) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:10:30,181 INFO L857 garLoopResultBuilder]: For program point L814(lines 814 824) no Hoare annotation was computed. [2021-10-20 05:10:30,182 INFO L857 garLoopResultBuilder]: For program point L814-2(lines 814 824) no Hoare annotation was computed. [2021-10-20 05:10:30,182 INFO L857 garLoopResultBuilder]: For program point L814-4(lines 814 824) no Hoare annotation was computed. [2021-10-20 05:10:30,182 INFO L853 garLoopResultBuilder]: At program point L649(lines 644 652) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:10:30,182 INFO L853 garLoopResultBuilder]: At program point L649-1(lines 644 652) the Hoare annotation is: false [2021-10-20 05:10:30,182 INFO L853 garLoopResultBuilder]: At program point L649-2(lines 644 652) the Hoare annotation is: false [2021-10-20 05:10:30,182 INFO L860 garLoopResultBuilder]: At program point L517(lines 498 520) the Hoare annotation is: true [2021-10-20 05:10:30,183 INFO L857 garLoopResultBuilder]: For program point L815(lines 815 821) no Hoare annotation was computed. [2021-10-20 05:10:30,183 INFO L857 garLoopResultBuilder]: For program point L815-2(lines 815 821) no Hoare annotation was computed. [2021-10-20 05:10:30,183 INFO L857 garLoopResultBuilder]: For program point L815-4(lines 815 821) no Hoare annotation was computed. [2021-10-20 05:10:30,183 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-20 05:10:30,183 INFO L853 garLoopResultBuilder]: At program point L917(lines 912 920) the Hoare annotation is: false [2021-10-20 05:10:30,183 INFO L853 garLoopResultBuilder]: At program point L917-1(lines 912 920) the Hoare annotation is: false [2021-10-20 05:10:30,183 INFO L857 garLoopResultBuilder]: For program point L851(lines 851 855) no Hoare annotation was computed. [2021-10-20 05:10:30,184 INFO L853 garLoopResultBuilder]: At program point L917-2(lines 912 920) the Hoare annotation is: false [2021-10-20 05:10:30,184 INFO L853 garLoopResultBuilder]: At program point L917-3(lines 912 920) the Hoare annotation is: false [2021-10-20 05:10:30,184 INFO L853 garLoopResultBuilder]: At program point L917-4(lines 912 920) the Hoare annotation is: false [2021-10-20 05:10:30,184 INFO L853 garLoopResultBuilder]: At program point L917-5(lines 912 920) the Hoare annotation is: false [2021-10-20 05:10:30,184 INFO L853 garLoopResultBuilder]: At program point L952(lines 947 955) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-20 05:10:30,185 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-20 05:10:30,185 INFO L857 garLoopResultBuilder]: For program point L788(line 788) no Hoare annotation was computed. [2021-10-20 05:10:30,185 INFO L857 garLoopResultBuilder]: For program point L788-1(line 788) no Hoare annotation was computed. [2021-10-20 05:10:30,185 INFO L857 garLoopResultBuilder]: For program point L788-2(line 788) no Hoare annotation was computed. [2021-10-20 05:10:30,185 INFO L857 garLoopResultBuilder]: For program point L757(lines 757 770) no Hoare annotation was computed. [2021-10-20 05:10:30,185 INFO L853 garLoopResultBuilder]: At program point L428-2(lines 428 442) the Hoare annotation is: false [2021-10-20 05:10:30,185 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-20 05:10:30,186 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 788) no Hoare annotation was computed. [2021-10-20 05:10:30,186 INFO L857 garLoopResultBuilder]: For program point L429(line 429) no Hoare annotation was computed. [2021-10-20 05:10:30,186 INFO L857 garLoopResultBuilder]: For program point L728(lines 727 774) no Hoare annotation was computed. [2021-10-20 05:10:30,186 INFO L857 garLoopResultBuilder]: For program point L596(lines 596 613) no Hoare annotation was computed. [2021-10-20 05:10:30,186 INFO L857 garLoopResultBuilder]: For program point L596-1(lines 596 613) no Hoare annotation was computed. [2021-10-20 05:10:30,186 INFO L857 garLoopResultBuilder]: For program point L596-2(lines 596 613) no Hoare annotation was computed. [2021-10-20 05:10:30,190 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-20 05:10:30,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 05:10:30 BoogieIcfgContainer [2021-10-20 05:10:30,205 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-20 05:10:30,206 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-20 05:10:30,206 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-20 05:10:30,206 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-20 05:10:30,207 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:10:26" (3/4) ... [2021-10-20 05:10:30,209 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-20 05:10:30,225 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-20 05:10:30,226 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-20 05:10:30,227 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-20 05:10:30,228 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-20 05:10:30,230 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-20 05:10:30,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-20 05:10:30,232 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-20 05:10:30,268 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-20 05:10:30,323 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/witness.graphml [2021-10-20 05:10:30,323 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-20 05:10:30,325 INFO L168 Benchmark]: Toolchain (without parser) took 6962.20 ms. Allocated memory was 62.9 MB in the beginning and 83.9 MB in the end (delta: 21.0 MB). Free memory was 41.4 MB in the beginning and 55.8 MB in the end (delta: -14.4 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2021-10-20 05:10:30,325 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 62.9 MB. Free memory is still 42.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:10:30,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.17 ms. Allocated memory is still 62.9 MB. Free memory was 41.2 MB in the beginning and 32.7 MB in the end (delta: 8.5 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. [2021-10-20 05:10:30,326 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.63 ms. Allocated memory is still 62.9 MB. Free memory was 32.7 MB in the beginning and 29.0 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-20 05:10:30,326 INFO L168 Benchmark]: Boogie Preprocessor took 76.03 ms. Allocated memory is still 62.9 MB. Free memory was 29.0 MB in the beginning and 26.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-20 05:10:30,327 INFO L168 Benchmark]: RCFGBuilder took 2213.76 ms. Allocated memory was 62.9 MB in the beginning and 83.9 MB in the end (delta: 21.0 MB). Free memory was 26.2 MB in the beginning and 58.2 MB in the end (delta: -32.1 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2021-10-20 05:10:30,327 INFO L168 Benchmark]: TraceAbstraction took 3886.01 ms. Allocated memory is still 83.9 MB. Free memory was 57.7 MB in the beginning and 31.3 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 16.1 GB. [2021-10-20 05:10:30,327 INFO L168 Benchmark]: Witness Printer took 117.87 ms. Allocated memory is still 83.9 MB. Free memory was 31.3 MB in the beginning and 55.8 MB in the end (delta: -24.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-20 05:10:30,330 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 62.9 MB. Free memory is still 42.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 591.17 ms. Allocated memory is still 62.9 MB. Free memory was 41.2 MB in the beginning and 32.7 MB in the end (delta: 8.5 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 71.63 ms. Allocated memory is still 62.9 MB. Free memory was 32.7 MB in the beginning and 29.0 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 76.03 ms. Allocated memory is still 62.9 MB. Free memory was 29.0 MB in the beginning and 26.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2213.76 ms. Allocated memory was 62.9 MB in the beginning and 83.9 MB in the end (delta: 21.0 MB). Free memory was 26.2 MB in the beginning and 58.2 MB in the end (delta: -32.1 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3886.01 ms. Allocated memory is still 83.9 MB. Free memory was 57.7 MB in the beginning and 31.3 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 16.1 GB. * Witness Printer took 117.87 ms. Allocated memory is still 83.9 MB. Free memory was 31.3 MB in the beginning and 55.8 MB in the end (delta: -24.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 788]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 788]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 788]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 109 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3816.8ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 23.9ms, AutomataDifference: 369.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 296.2ms, InitialAbstractionConstructionTime: 11.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 429 SDtfs, 403 SDslu, 369 SDs, 0 SdLazy, 62 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 110.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 226 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 91.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 78.1ms AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 85 NumberOfFragments, 155 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1334 FormulaSimplificationTreeSizeReduction, 182.2ms HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 105.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 117.9ms SsaConstructionTime, 550.9ms SatisfiabilityAnalysisTime, 872.7ms InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 352 SizeOfPredicates, 7 NumberOfNonLiveVariables, 993 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-20 05:10:30,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48cf0e7-399c-4f48-9812-8b2033d5bbb6/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...