./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9be1523a6442e0af65427f45826a4bf64f55b34 ............................................................................................................................................ 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_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9be1523a6442e0af65427f45826a4bf64f55b34 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:25:57,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:25:57,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:25:57,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:25:57,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:25:57,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:25:57,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:25:57,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:25:57,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:25:57,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:25:57,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:25:57,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:25:57,099 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:25:57,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:25:57,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:25:57,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:25:57,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:25:57,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:25:57,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:25:57,110 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:25:57,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:25:57,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:25:57,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:25:57,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:25:57,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:25:57,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:25:57,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:25:57,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:25:57,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:25:57,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:25:57,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:25:57,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:25:57,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:25:57,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:25:57,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:25:57,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:25:57,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:25:57,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:25:57,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:25:57,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:25:57,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:25:57,135 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:25:57,161 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:25:57,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:25:57,162 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:25:57,162 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:25:57,162 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:25:57,162 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:25:57,163 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:25:57,163 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:25:57,163 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:25:57,163 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:25:57,163 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:25:57,164 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:25:57,164 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:25:57,164 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:25:57,164 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:25:57,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:25:57,165 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:25:57,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:25:57,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:25:57,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:25:57,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:25:57,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:25:57,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:25:57,166 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:25:57,167 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:25:57,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:25:57,167 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:25:57,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:25:57,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:25:57,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:25:57,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:25:57,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:25:57,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:25:57,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:25:57,169 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:25:57,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:25:57,169 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:25:57,169 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:25:57,169 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:25:57,170 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_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9be1523a6442e0af65427f45826a4bf64f55b34 [2021-10-11 02:25:57,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:25:57,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:25:57,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:25:57,476 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:25:57,477 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:25:57,478 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c [2021-10-11 02:25:57,565 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/data/0aa4296ac/5e85c3721b484020bcc07fefbe6452a6/FLAG1eaae03c8 [2021-10-11 02:25:58,064 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:25:58,068 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c [2021-10-11 02:25:58,081 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/data/0aa4296ac/5e85c3721b484020bcc07fefbe6452a6/FLAG1eaae03c8 [2021-10-11 02:25:58,400 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/data/0aa4296ac/5e85c3721b484020bcc07fefbe6452a6 [2021-10-11 02:25:58,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:25:58,403 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:25:58,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:58,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:25:58,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:25:58,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:58" (1/1) ... [2021-10-11 02:25:58,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59a6ecf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:58, skipping insertion in model container [2021-10-11 02:25:58,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:58" (1/1) ... [2021-10-11 02:25:58,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:25:58,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:25:58,789 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c[16678,16691] [2021-10-11 02:25:58,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:25:58,816 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:25:58,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@53a1c23c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:58, skipping insertion in model container [2021-10-11 02:25:58,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:58,817 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:25:58,820 INFO L168 Benchmark]: Toolchain (without parser) took 415.04 ms. Allocated memory is still 92.3 MB. Free memory was 59.6 MB in the beginning and 66.2 MB in the end (delta: -6.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:58,821 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory was 50.5 MB in the beginning and 50.5 MB in the end (delta: 34.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:25:58,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 393.66 ms. Allocated memory is still 92.3 MB. Free memory was 59.4 MB in the beginning and 66.2 MB in the end (delta: -6.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:58,824 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory was 50.5 MB in the beginning and 50.5 MB in the end (delta: 34.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 393.66 ms. Allocated memory is still 92.3 MB. Free memory was 59.4 MB in the beginning and 66.2 MB in the end (delta: -6.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 489]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:26:01,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:26:01,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:26:01,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:26:01,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:26:01,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:26:01,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:26:01,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:26:01,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:26:01,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:26:01,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:26:01,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:26:01,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:26:01,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:26:01,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:26:01,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:26:01,156 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:26:01,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:26:01,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:26:01,170 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:26:01,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:26:01,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:26:01,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:26:01,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:26:01,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:26:01,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:26:01,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:26:01,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:26:01,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:26:01,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:26:01,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:26:01,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:26:01,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:26:01,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:26:01,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:26:01,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:26:01,200 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:26:01,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:26:01,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:26:01,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:26:01,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:26:01,204 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:26:01,246 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:26:01,246 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:26:01,247 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:26:01,248 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:26:01,248 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:26:01,248 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:26:01,248 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:26:01,248 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:26:01,249 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:26:01,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:26:01,252 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:26:01,252 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:26:01,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:26:01,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:26:01,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:26:01,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:26:01,253 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:26:01,253 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:26:01,253 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:26:01,254 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:26:01,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:26:01,254 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:26:01,254 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:26:01,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:26:01,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:26:01,255 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:26:01,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:01,255 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:26:01,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:26:01,256 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:26:01,256 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:26:01,256 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:26:01,256 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:26:01,256 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:26:01,257 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:26:01,257 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_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9be1523a6442e0af65427f45826a4bf64f55b34 [2021-10-11 02:26:01,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:26:01,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:26:01,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:26:01,671 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:26:01,672 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:26:01,675 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c [2021-10-11 02:26:01,748 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/data/04a0b66a8/a8fc6f43ab8342e4a9b91cc1ba421c67/FLAGd11eee650 [2021-10-11 02:26:02,397 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:26:02,398 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c [2021-10-11 02:26:02,413 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/data/04a0b66a8/a8fc6f43ab8342e4a9b91cc1ba421c67/FLAGd11eee650 [2021-10-11 02:26:02,678 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/data/04a0b66a8/a8fc6f43ab8342e4a9b91cc1ba421c67 [2021-10-11 02:26:02,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:26:02,683 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:26:02,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:02,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:26:02,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:26:02,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:02" (1/1) ... [2021-10-11 02:26:02,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8534d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:02, skipping insertion in model container [2021-10-11 02:26:02,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:02" (1/1) ... [2021-10-11 02:26:02,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:26:02,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:03,036 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c[16678,16691] [2021-10-11 02:26:03,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:03,071 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:26:03,084 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:03,202 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c[16678,16691] [2021-10-11 02:26:03,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:03,224 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:26:03,295 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c[16678,16691] [2021-10-11 02:26:03,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:03,367 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:26:03,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:03 WrapperNode [2021-10-11 02:26:03,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:03,369 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:26:03,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:26:03,370 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:26:03,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:03" (1/1) ... [2021-10-11 02:26:03,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:03" (1/1) ... [2021-10-11 02:26:03,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:26:03,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:26:03,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:26:03,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:26:03,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:03" (1/1) ... [2021-10-11 02:26:03,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:03" (1/1) ... [2021-10-11 02:26:03,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:03" (1/1) ... [2021-10-11 02:26:03,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:03" (1/1) ... [2021-10-11 02:26:03,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:03" (1/1) ... [2021-10-11 02:26:03,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:03" (1/1) ... [2021-10-11 02:26:03,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:03" (1/1) ... [2021-10-11 02:26:03,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:26:03,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:26:03,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:26:03,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:26:03,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:03" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:03,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:26:03,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:26:03,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:26:03,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:26:06,136 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:26:06,137 INFO L299 CfgBuilder]: Removed 164 assume(true) statements. [2021-10-11 02:26:06,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:06 BoogieIcfgContainer [2021-10-11 02:26:06,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:26:06,140 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:26:06,140 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:26:06,143 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:26:06,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:26:02" (1/3) ... [2021-10-11 02:26:06,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54ecdbce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:26:06, skipping insertion in model container [2021-10-11 02:26:06,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:03" (2/3) ... [2021-10-11 02:26:06,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54ecdbce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:26:06, skipping insertion in model container [2021-10-11 02:26:06,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:06" (3/3) ... [2021-10-11 02:26:06,147 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product40.cil.c [2021-10-11 02:26:06,160 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:26:06,164 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:26:06,175 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:26:06,229 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:26:06,244 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:26:06,244 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:26:06,245 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:26:06,245 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:26:06,245 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:26:06,245 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:26:06,245 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:26:06,266 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states. [2021-10-11 02:26:06,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:26:06,272 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:06,273 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:06,273 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:06,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:06,279 INFO L82 PathProgramCache]: Analyzing trace with hash 114928579, now seen corresponding path program 1 times [2021-10-11 02:26:06,299 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:06,300 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [775710646] [2021-10-11 02:26:06,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:06,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:06,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:26:06,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:06,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:06,630 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:06,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [775710646] [2021-10-11 02:26:06,632 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:06,632 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:26:06,634 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339723187] [2021-10-11 02:26:06,640 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:26:06,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:06,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:26:06,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:26:06,665 INFO L87 Difference]: Start difference. First operand 117 states. Second operand 2 states. [2021-10-11 02:26:06,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:06,722 INFO L93 Difference]: Finished difference Result 227 states and 348 transitions. [2021-10-11 02:26:06,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:26:06,723 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:26:06,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:06,741 INFO L225 Difference]: With dead ends: 227 [2021-10-11 02:26:06,741 INFO L226 Difference]: Without dead ends: 113 [2021-10-11 02:26:06,746 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:26:06,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-10-11 02:26:06,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2021-10-11 02:26:06,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2021-10-11 02:26:06,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 166 transitions. [2021-10-11 02:26:06,810 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 166 transitions. Word has length 18 [2021-10-11 02:26:06,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:06,810 INFO L481 AbstractCegarLoop]: Abstraction has 113 states and 166 transitions. [2021-10-11 02:26:06,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:26:06,810 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 166 transitions. [2021-10-11 02:26:06,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:26:06,812 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:06,812 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:07,016 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:26:07,017 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:07,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:07,018 INFO L82 PathProgramCache]: Analyzing trace with hash -483581501, now seen corresponding path program 1 times [2021-10-11 02:26:07,020 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:07,020 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [775852960] [2021-10-11 02:26:07,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:07,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:07,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:07,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:07,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:07,265 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:07,265 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [775852960] [2021-10-11 02:26:07,265 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:07,266 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:07,266 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179542543] [2021-10-11 02:26:07,267 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:07,267 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:07,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:07,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:07,269 INFO L87 Difference]: Start difference. First operand 113 states and 166 transitions. Second operand 3 states. [2021-10-11 02:26:07,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:07,282 INFO L93 Difference]: Finished difference Result 113 states and 166 transitions. [2021-10-11 02:26:07,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:07,283 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:26:07,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:07,284 INFO L225 Difference]: With dead ends: 113 [2021-10-11 02:26:07,284 INFO L226 Difference]: Without dead ends: 49 [2021-10-11 02:26:07,285 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:07,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-10-11 02:26:07,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-10-11 02:26:07,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2021-10-11 02:26:07,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 71 transitions. [2021-10-11 02:26:07,292 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 71 transitions. Word has length 19 [2021-10-11 02:26:07,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:07,292 INFO L481 AbstractCegarLoop]: Abstraction has 49 states and 71 transitions. [2021-10-11 02:26:07,292 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:07,292 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2021-10-11 02:26:07,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:26:07,293 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:07,294 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:07,509 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:26:07,511 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:07,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:07,512 INFO L82 PathProgramCache]: Analyzing trace with hash -1368517952, now seen corresponding path program 1 times [2021-10-11 02:26:07,512 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:07,513 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1965686864] [2021-10-11 02:26:07,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:07,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:07,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:07,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:07,715 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:07,715 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1965686864] [2021-10-11 02:26:07,716 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:07,716 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:07,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312295864] [2021-10-11 02:26:07,717 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:07,717 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:07,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:07,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:07,718 INFO L87 Difference]: Start difference. First operand 49 states and 71 transitions. Second operand 3 states. [2021-10-11 02:26:07,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:07,762 INFO L93 Difference]: Finished difference Result 133 states and 199 transitions. [2021-10-11 02:26:07,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:07,762 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:26:07,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:07,764 INFO L225 Difference]: With dead ends: 133 [2021-10-11 02:26:07,764 INFO L226 Difference]: Without dead ends: 91 [2021-10-11 02:26:07,765 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:07,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2021-10-11 02:26:07,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 87. [2021-10-11 02:26:07,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2021-10-11 02:26:07,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 130 transitions. [2021-10-11 02:26:07,778 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 130 transitions. Word has length 24 [2021-10-11 02:26:07,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:07,779 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 130 transitions. [2021-10-11 02:26:07,779 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:07,779 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2021-10-11 02:26:07,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:26:07,780 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:07,781 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:07,996 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:26:07,996 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:07,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:07,997 INFO L82 PathProgramCache]: Analyzing trace with hash 418729815, now seen corresponding path program 1 times [2021-10-11 02:26:07,999 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:07,999 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [30095550] [2021-10-11 02:26:07,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:08,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:08,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:08,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:08,237 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:08,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [30095550] [2021-10-11 02:26:08,238 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:08,238 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:08,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340284470] [2021-10-11 02:26:08,240 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:08,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:08,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:08,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:08,244 INFO L87 Difference]: Start difference. First operand 87 states and 130 transitions. Second operand 3 states. [2021-10-11 02:26:08,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:08,330 INFO L93 Difference]: Finished difference Result 210 states and 319 transitions. [2021-10-11 02:26:08,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:08,331 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:26:08,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:08,337 INFO L225 Difference]: With dead ends: 210 [2021-10-11 02:26:08,337 INFO L226 Difference]: Without dead ends: 130 [2021-10-11 02:26:08,341 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:08,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2021-10-11 02:26:08,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 128. [2021-10-11 02:26:08,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2021-10-11 02:26:08,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 188 transitions. [2021-10-11 02:26:08,371 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 188 transitions. Word has length 26 [2021-10-11 02:26:08,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:08,373 INFO L481 AbstractCegarLoop]: Abstraction has 128 states and 188 transitions. [2021-10-11 02:26:08,373 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:08,374 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 188 transitions. [2021-10-11 02:26:08,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:26:08,377 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:08,377 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:08,589 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:26:08,589 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:08,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:08,590 INFO L82 PathProgramCache]: Analyzing trace with hash 1090172169, now seen corresponding path program 1 times [2021-10-11 02:26:08,590 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:08,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1696183876] [2021-10-11 02:26:08,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:08,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:08,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:26:08,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:08,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:08,851 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:08,851 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1696183876] [2021-10-11 02:26:08,851 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:08,851 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:26:08,851 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740457820] [2021-10-11 02:26:08,852 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:26:08,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:08,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:26:08,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:26:08,853 INFO L87 Difference]: Start difference. First operand 128 states and 188 transitions. Second operand 5 states. [2021-10-11 02:26:09,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:09,012 INFO L93 Difference]: Finished difference Result 628 states and 933 transitions. [2021-10-11 02:26:09,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:26:09,013 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2021-10-11 02:26:09,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:09,016 INFO L225 Difference]: With dead ends: 628 [2021-10-11 02:26:09,017 INFO L226 Difference]: Without dead ends: 507 [2021-10-11 02:26:09,018 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:26:09,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2021-10-11 02:26:09,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 235. [2021-10-11 02:26:09,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2021-10-11 02:26:09,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 340 transitions. [2021-10-11 02:26:09,058 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 340 transitions. Word has length 27 [2021-10-11 02:26:09,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:09,058 INFO L481 AbstractCegarLoop]: Abstraction has 235 states and 340 transitions. [2021-10-11 02:26:09,058 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:26:09,059 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 340 transitions. [2021-10-11 02:26:09,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-11 02:26:09,060 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:09,060 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:09,275 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:26:09,276 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:09,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:09,276 INFO L82 PathProgramCache]: Analyzing trace with hash -343972991, now seen corresponding path program 1 times [2021-10-11 02:26:09,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:09,277 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1356898552] [2021-10-11 02:26:09,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:09,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:09,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:26:09,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:09,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:09,557 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:09,557 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1356898552] [2021-10-11 02:26:09,558 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:09,558 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:26:09,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505868290] [2021-10-11 02:26:09,558 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:26:09,563 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:09,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:26:09,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:26:09,565 INFO L87 Difference]: Start difference. First operand 235 states and 340 transitions. Second operand 5 states. [2021-10-11 02:26:09,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:09,835 INFO L93 Difference]: Finished difference Result 889 states and 1291 transitions. [2021-10-11 02:26:09,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:26:09,836 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2021-10-11 02:26:09,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:09,840 INFO L225 Difference]: With dead ends: 889 [2021-10-11 02:26:09,840 INFO L226 Difference]: Without dead ends: 661 [2021-10-11 02:26:09,841 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:26:09,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2021-10-11 02:26:09,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 233. [2021-10-11 02:26:09,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2021-10-11 02:26:09,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 334 transitions. [2021-10-11 02:26:09,900 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 334 transitions. Word has length 28 [2021-10-11 02:26:09,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:09,900 INFO L481 AbstractCegarLoop]: Abstraction has 233 states and 334 transitions. [2021-10-11 02:26:09,901 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:26:09,901 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 334 transitions. [2021-10-11 02:26:09,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:26:09,909 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:09,909 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:10,121 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:26:10,121 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:10,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:10,122 INFO L82 PathProgramCache]: Analyzing trace with hash -1676975922, now seen corresponding path program 1 times [2021-10-11 02:26:10,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:10,123 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [57137866] [2021-10-11 02:26:10,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:10,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:26:10,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:10,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:10,361 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:10,362 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [57137866] [2021-10-11 02:26:10,362 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:10,362 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:26:10,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524400553] [2021-10-11 02:26:10,363 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:26:10,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:10,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:26:10,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:26:10,364 INFO L87 Difference]: Start difference. First operand 233 states and 334 transitions. Second operand 5 states. [2021-10-11 02:26:10,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:10,490 INFO L93 Difference]: Finished difference Result 639 states and 901 transitions. [2021-10-11 02:26:10,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:26:10,490 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2021-10-11 02:26:10,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:10,493 INFO L225 Difference]: With dead ends: 639 [2021-10-11 02:26:10,493 INFO L226 Difference]: Without dead ends: 413 [2021-10-11 02:26:10,494 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:26:10,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2021-10-11 02:26:10,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 257. [2021-10-11 02:26:10,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2021-10-11 02:26:10,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 358 transitions. [2021-10-11 02:26:10,528 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 358 transitions. Word has length 33 [2021-10-11 02:26:10,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:10,528 INFO L481 AbstractCegarLoop]: Abstraction has 257 states and 358 transitions. [2021-10-11 02:26:10,528 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:26:10,528 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 358 transitions. [2021-10-11 02:26:10,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:26:10,529 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:10,529 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:10,741 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:26:10,742 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:10,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:10,742 INFO L82 PathProgramCache]: Analyzing trace with hash -975911344, now seen corresponding path program 1 times [2021-10-11 02:26:10,742 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:10,743 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [922166437] [2021-10-11 02:26:10,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:10,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:26:10,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:10,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:10,990 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:10,990 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [922166437] [2021-10-11 02:26:10,990 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:10,990 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:26:10,991 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479555148] [2021-10-11 02:26:10,991 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:26:10,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:10,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:26:10,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:26:10,992 INFO L87 Difference]: Start difference. First operand 257 states and 358 transitions. Second operand 4 states. [2021-10-11 02:26:11,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:11,082 INFO L93 Difference]: Finished difference Result 627 states and 863 transitions. [2021-10-11 02:26:11,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:26:11,083 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2021-10-11 02:26:11,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:11,086 INFO L225 Difference]: With dead ends: 627 [2021-10-11 02:26:11,086 INFO L226 Difference]: Without dead ends: 377 [2021-10-11 02:26:11,087 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:26:11,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2021-10-11 02:26:11,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 273. [2021-10-11 02:26:11,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2021-10-11 02:26:11,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 374 transitions. [2021-10-11 02:26:11,118 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 374 transitions. Word has length 33 [2021-10-11 02:26:11,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:11,119 INFO L481 AbstractCegarLoop]: Abstraction has 273 states and 374 transitions. [2021-10-11 02:26:11,119 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:26:11,119 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 374 transitions. [2021-10-11 02:26:11,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:26:11,120 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:11,120 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:11,332 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:26:11,332 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:11,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:11,333 INFO L82 PathProgramCache]: Analyzing trace with hash -1562717358, now seen corresponding path program 1 times [2021-10-11 02:26:11,333 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:11,333 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [629949971] [2021-10-11 02:26:11,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:11,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:11,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:11,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:11,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:11,548 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:11,548 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [629949971] [2021-10-11 02:26:11,549 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:11,549 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:26:11,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566406752] [2021-10-11 02:26:11,549 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:11,549 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:11,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:11,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:11,550 INFO L87 Difference]: Start difference. First operand 273 states and 374 transitions. Second operand 3 states. [2021-10-11 02:26:11,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:11,619 INFO L93 Difference]: Finished difference Result 643 states and 875 transitions. [2021-10-11 02:26:11,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:11,620 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2021-10-11 02:26:11,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:11,622 INFO L225 Difference]: With dead ends: 643 [2021-10-11 02:26:11,622 INFO L226 Difference]: Without dead ends: 377 [2021-10-11 02:26:11,623 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:11,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2021-10-11 02:26:11,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 377. [2021-10-11 02:26:11,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 377 states. [2021-10-11 02:26:11,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 500 transitions. [2021-10-11 02:26:11,666 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 500 transitions. Word has length 33 [2021-10-11 02:26:11,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:11,666 INFO L481 AbstractCegarLoop]: Abstraction has 377 states and 500 transitions. [2021-10-11 02:26:11,666 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:11,666 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 500 transitions. [2021-10-11 02:26:11,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:26:11,668 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:11,668 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:11,884 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:26:11,888 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:11,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:11,888 INFO L82 PathProgramCache]: Analyzing trace with hash 331914770, now seen corresponding path program 1 times [2021-10-11 02:26:11,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:11,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1291782259] [2021-10-11 02:26:11,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:12,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:12,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:12,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:12,150 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:12,151 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1291782259] [2021-10-11 02:26:12,151 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:12,151 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:12,151 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83434599] [2021-10-11 02:26:12,151 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:12,151 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:12,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:12,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:12,152 INFO L87 Difference]: Start difference. First operand 377 states and 500 transitions. Second operand 3 states. [2021-10-11 02:26:12,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:12,260 INFO L93 Difference]: Finished difference Result 579 states and 775 transitions. [2021-10-11 02:26:12,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:12,261 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2021-10-11 02:26:12,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:12,266 INFO L225 Difference]: With dead ends: 579 [2021-10-11 02:26:12,266 INFO L226 Difference]: Without dead ends: 577 [2021-10-11 02:26:12,267 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:12,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 577 states. [2021-10-11 02:26:12,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 577 to 460. [2021-10-11 02:26:12,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 460 states. [2021-10-11 02:26:12,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 624 transitions. [2021-10-11 02:26:12,317 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 624 transitions. Word has length 34 [2021-10-11 02:26:12,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:12,317 INFO L481 AbstractCegarLoop]: Abstraction has 460 states and 624 transitions. [2021-10-11 02:26:12,317 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:12,317 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 624 transitions. [2021-10-11 02:26:12,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-11 02:26:12,319 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:12,319 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:12,534 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:26:12,534 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:12,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:12,535 INFO L82 PathProgramCache]: Analyzing trace with hash 206330202, now seen corresponding path program 1 times [2021-10-11 02:26:12,536 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:12,536 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1287393358] [2021-10-11 02:26:12,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:12,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:12,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:12,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:12,781 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:12,781 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:12,782 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1287393358] [2021-10-11 02:26:12,782 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:12,782 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:12,782 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357826282] [2021-10-11 02:26:12,783 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:12,783 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:12,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:12,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:12,784 INFO L87 Difference]: Start difference. First operand 460 states and 624 transitions. Second operand 3 states. [2021-10-11 02:26:12,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:12,872 INFO L93 Difference]: Finished difference Result 990 states and 1345 transitions. [2021-10-11 02:26:12,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:12,873 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2021-10-11 02:26:12,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:12,877 INFO L225 Difference]: With dead ends: 990 [2021-10-11 02:26:12,878 INFO L226 Difference]: Without dead ends: 537 [2021-10-11 02:26:12,879 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:12,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2021-10-11 02:26:12,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 310. [2021-10-11 02:26:12,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2021-10-11 02:26:12,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 416 transitions. [2021-10-11 02:26:12,931 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 416 transitions. Word has length 55 [2021-10-11 02:26:12,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:12,931 INFO L481 AbstractCegarLoop]: Abstraction has 310 states and 416 transitions. [2021-10-11 02:26:12,931 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:12,931 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 416 transitions. [2021-10-11 02:26:12,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-11 02:26:12,932 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:12,932 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:13,148 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2021-10-11 02:26:13,150 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:13,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:13,151 INFO L82 PathProgramCache]: Analyzing trace with hash 351981025, now seen corresponding path program 1 times [2021-10-11 02:26:13,151 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:13,151 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [188797252] [2021-10-11 02:26:13,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:13,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:13,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:26:13,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:13,459 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-11 02:26:13,460 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:13,460 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [188797252] [2021-10-11 02:26:13,460 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:13,460 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 02:26:13,460 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809201739] [2021-10-11 02:26:13,461 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:26:13,461 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:13,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:26:13,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:26:13,462 INFO L87 Difference]: Start difference. First operand 310 states and 416 transitions. Second operand 6 states. [2021-10-11 02:26:15,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:15,131 INFO L93 Difference]: Finished difference Result 1038 states and 1406 transitions. [2021-10-11 02:26:15,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-11 02:26:15,131 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2021-10-11 02:26:15,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:15,136 INFO L225 Difference]: With dead ends: 1038 [2021-10-11 02:26:15,136 INFO L226 Difference]: Without dead ends: 735 [2021-10-11 02:26:15,137 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-10-11 02:26:15,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states. [2021-10-11 02:26:15,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 287. [2021-10-11 02:26:15,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 287 states. [2021-10-11 02:26:15,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 377 transitions. [2021-10-11 02:26:15,187 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 377 transitions. Word has length 56 [2021-10-11 02:26:15,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:15,188 INFO L481 AbstractCegarLoop]: Abstraction has 287 states and 377 transitions. [2021-10-11 02:26:15,188 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:26:15,188 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 377 transitions. [2021-10-11 02:26:15,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-11 02:26:15,189 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:15,189 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:15,406 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2021-10-11 02:26:15,407 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:15,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:15,413 INFO L82 PathProgramCache]: Analyzing trace with hash 1298950968, now seen corresponding path program 1 times [2021-10-11 02:26:15,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:15,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1655583434] [2021-10-11 02:26:15,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:15,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:15,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:15,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:15,665 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:26:15,666 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:15,666 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1655583434] [2021-10-11 02:26:15,666 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:15,666 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:15,667 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663659457] [2021-10-11 02:26:15,667 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:15,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:15,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:15,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:15,668 INFO L87 Difference]: Start difference. First operand 287 states and 377 transitions. Second operand 3 states. [2021-10-11 02:26:17,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:17,012 INFO L93 Difference]: Finished difference Result 467 states and 624 transitions. [2021-10-11 02:26:17,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:17,013 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2021-10-11 02:26:17,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:17,015 INFO L225 Difference]: With dead ends: 467 [2021-10-11 02:26:17,015 INFO L226 Difference]: Without dead ends: 275 [2021-10-11 02:26:17,015 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:17,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2021-10-11 02:26:17,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 271. [2021-10-11 02:26:17,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2021-10-11 02:26:17,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 347 transitions. [2021-10-11 02:26:17,076 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 347 transitions. Word has length 58 [2021-10-11 02:26:17,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:17,076 INFO L481 AbstractCegarLoop]: Abstraction has 271 states and 347 transitions. [2021-10-11 02:26:17,077 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:17,077 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 347 transitions. [2021-10-11 02:26:17,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-11 02:26:17,078 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:17,078 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:17,297 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3 [2021-10-11 02:26:17,297 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:17,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:17,298 INFO L82 PathProgramCache]: Analyzing trace with hash 1158850466, now seen corresponding path program 1 times [2021-10-11 02:26:17,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:17,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [178958209] [2021-10-11 02:26:17,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:17,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:17,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:17,538 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-11 02:26:17,538 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:17,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [178958209] [2021-10-11 02:26:17,538 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:17,539 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:17,539 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276098705] [2021-10-11 02:26:17,539 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:17,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:17,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:17,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:17,540 INFO L87 Difference]: Start difference. First operand 271 states and 347 transitions. Second operand 3 states. [2021-10-11 02:26:18,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:18,975 INFO L93 Difference]: Finished difference Result 527 states and 674 transitions. [2021-10-11 02:26:18,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:18,975 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2021-10-11 02:26:18,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:18,976 INFO L225 Difference]: With dead ends: 527 [2021-10-11 02:26:18,976 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:26:18,977 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:18,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:26:18,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:26:18,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:26:18,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:26:18,978 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2021-10-11 02:26:18,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:18,978 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:26:18,978 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:18,978 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:26:18,978 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:26:19,187 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 mathsat -unsat_core_generation=3 [2021-10-11 02:26:19,189 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:26:19,598 WARN L197 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 104 [2021-10-11 02:26:20,083 WARN L197 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 133 [2021-10-11 02:26:20,296 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 104 [2021-10-11 02:26:20,581 WARN L197 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 114 [2021-10-11 02:26:20,747 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 91 [2021-10-11 02:26:20,908 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 96 [2021-10-11 02:26:21,014 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 98 [2021-10-11 02:26:21,290 WARN L197 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 138 [2021-10-11 02:26:21,569 WARN L197 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 142 [2021-10-11 02:26:21,789 WARN L197 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 128 [2021-10-11 02:26:22,415 WARN L197 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 33 [2021-10-11 02:26:23,172 WARN L197 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 25 [2021-10-11 02:26:23,641 WARN L197 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 33 [2021-10-11 02:26:24,221 WARN L197 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 27 [2021-10-11 02:26:24,401 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 24 [2021-10-11 02:26:24,712 WARN L197 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 26 [2021-10-11 02:26:25,215 WARN L197 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 24 [2021-10-11 02:26:25,601 WARN L197 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 25 [2021-10-11 02:26:26,294 WARN L197 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 30 [2021-10-11 02:26:26,932 WARN L197 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 30 [2021-10-11 02:26:27,525 WARN L197 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 30 [2021-10-11 02:26:27,528 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 831) no Hoare annotation was computed. [2021-10-11 02:26:27,529 INFO L258 CegarLoopResult]: At program point L267(lines 266 285) the Hoare annotation is: (let ((.cse8 (= ~systemActive~0 (_ bv0 32)))) (let ((.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (not .cse8)) (.cse3 (= (_ bv1 32) ~pumpRunning~0)) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse5 .cse8) (and .cse0 .cse1 .cse2 .cse7 .cse3) (and .cse0 .cse1 .cse5 .cse4) (and .cse1 .cse2 .cse3 .cse6)))) [2021-10-11 02:26:27,529 INFO L262 CegarLoopResult]: For program point L267-1(lines 267 273) no Hoare annotation was computed. [2021-10-11 02:26:27,529 INFO L258 CegarLoopResult]: At program point L267-2(lines 266 285) the Hoare annotation is: false [2021-10-11 02:26:27,529 INFO L258 CegarLoopResult]: At program point L267-3(lines 266 285) the Hoare annotation is: false [2021-10-11 02:26:27,529 INFO L258 CegarLoopResult]: At program point L895(lines 891 897) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:27,529 INFO L258 CegarLoopResult]: At program point L433(lines 418 436) the Hoare annotation is: false [2021-10-11 02:26:27,529 INFO L258 CegarLoopResult]: At program point L433-1(lines 418 436) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (and .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 (_ bv0 32)) .cse1 .cse2 .cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))))) [2021-10-11 02:26:27,530 INFO L258 CegarLoopResult]: At program point L433-2(lines 418 436) the Hoare annotation is: false [2021-10-11 02:26:27,530 INFO L258 CegarLoopResult]: At program point L433-3(lines 418 436) the Hoare annotation is: false [2021-10-11 02:26:27,530 INFO L258 CegarLoopResult]: At program point L433-4(lines 418 436) the Hoare annotation is: false [2021-10-11 02:26:27,530 INFO L258 CegarLoopResult]: At program point L433-5(lines 418 436) the Hoare annotation is: false [2021-10-11 02:26:27,530 INFO L262 CegarLoopResult]: For program point L236(lines 236 242) no Hoare annotation was computed. [2021-10-11 02:26:27,530 INFO L258 CegarLoopResult]: At program point L236-1(lines 267 273) the Hoare annotation is: (let ((.cse8 (= ~systemActive~0 (_ bv0 32)))) (let ((.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= ~methAndRunningLastTime~0 (_ bv0 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (not .cse8)) (.cse3 (= (_ bv1 32) ~pumpRunning~0)) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse5 .cse8) (and .cse0 .cse1 .cse2 .cse7 .cse3) (and .cse0 .cse1 .cse5 .cse4) (and .cse1 .cse2 .cse3 .cse6)))) [2021-10-11 02:26:27,531 INFO L262 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2021-10-11 02:26:27,531 INFO L262 CegarLoopResult]: For program point L831-1(line 831) no Hoare annotation was computed. [2021-10-11 02:26:27,531 INFO L262 CegarLoopResult]: For program point L831-2(line 831) no Hoare annotation was computed. [2021-10-11 02:26:27,531 INFO L258 CegarLoopResult]: At program point L369(lines 362 372) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv1 32) ~pumpRunning~0))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32))) .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 (= ~methaneLevelCritical~0 (_ bv0 32))))) [2021-10-11 02:26:27,531 INFO L258 CegarLoopResult]: At program point L369-1(lines 362 372) the Hoare annotation is: false [2021-10-11 02:26:27,531 INFO L262 CegarLoopResult]: For program point L303(lines 303 311) no Hoare annotation was computed. [2021-10-11 02:26:27,531 INFO L258 CegarLoopResult]: At program point L369-2(lines 362 372) the Hoare annotation is: false [2021-10-11 02:26:27,531 INFO L262 CegarLoopResult]: For program point L303-1(lines 303 311) no Hoare annotation was computed. [2021-10-11 02:26:27,531 INFO L262 CegarLoopResult]: For program point L303-2(lines 303 311) no Hoare annotation was computed. [2021-10-11 02:26:27,531 INFO L262 CegarLoopResult]: For program point L303-3(lines 303 311) no Hoare annotation was computed. [2021-10-11 02:26:27,532 INFO L262 CegarLoopResult]: For program point L303-4(lines 303 311) no Hoare annotation was computed. [2021-10-11 02:26:27,532 INFO L262 CegarLoopResult]: For program point L303-5(lines 303 311) no Hoare annotation was computed. [2021-10-11 02:26:27,532 INFO L265 CegarLoopResult]: At program point L931(lines 912 934) the Hoare annotation is: true [2021-10-11 02:26:27,532 INFO L262 CegarLoopResult]: For program point L173(lines 173 179) no Hoare annotation was computed. [2021-10-11 02:26:27,532 INFO L262 CegarLoopResult]: For program point L173-1(lines 173 179) no Hoare annotation was computed. [2021-10-11 02:26:27,532 INFO L262 CegarLoopResult]: For program point L173-2(lines 173 179) no Hoare annotation was computed. [2021-10-11 02:26:27,532 INFO L262 CegarLoopResult]: For program point L173-3(lines 173 179) no Hoare annotation was computed. [2021-10-11 02:26:27,532 INFO L262 CegarLoopResult]: For program point L173-4(lines 173 179) no Hoare annotation was computed. [2021-10-11 02:26:27,532 INFO L262 CegarLoopResult]: For program point L173-5(lines 173 179) no Hoare annotation was computed. [2021-10-11 02:26:27,533 INFO L258 CegarLoopResult]: At program point L966(lines 961 969) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:27,533 INFO L262 CegarLoopResult]: For program point L108(lines 108 112) no Hoare annotation was computed. [2021-10-11 02:26:27,533 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 831) no Hoare annotation was computed. [2021-10-11 02:26:27,533 INFO L258 CegarLoopResult]: At program point L274(lines 274 280) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv1 32) ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (and .cse1 .cse4 .cse5) (and .cse0 .cse1 .cse4) (and .cse1 .cse2 .cse3 .cse5))) [2021-10-11 02:26:27,533 INFO L258 CegarLoopResult]: At program point L274-1(lines 274 280) the Hoare annotation is: false [2021-10-11 02:26:27,533 INFO L262 CegarLoopResult]: For program point L208(lines 208 214) no Hoare annotation was computed. [2021-10-11 02:26:27,533 INFO L258 CegarLoopResult]: At program point L274-2(lines 274 280) the Hoare annotation is: false [2021-10-11 02:26:27,534 INFO L258 CegarLoopResult]: At program point L208-1(lines 208 214) the Hoare annotation is: (let ((.cse7 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse9 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0)) (.cse5 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= ~methAndRunningLastTime~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse8 .cse9 .cse6) (and .cse7 .cse0 .cse1 .cse8 .cse4) (and .cse0 .cse9 .cse5 .cse6 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse2 .cse9 .cse3 .cse5 .cse6))) [2021-10-11 02:26:27,534 INFO L262 CegarLoopResult]: For program point L441(lines 441 447) no Hoare annotation was computed. [2021-10-11 02:26:27,534 INFO L258 CegarLoopResult]: At program point L441-1(lines 441 447) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (and .cse2 .cse0 (not (= ~systemActive~0 (_ bv0 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1) (and .cse2 .cse0 .cse1 (= ~methAndRunningLastTime~0 (_ bv0 32))))) [2021-10-11 02:26:27,534 INFO L258 CegarLoopResult]: At program point L178(lines 169 182) the Hoare annotation is: false [2021-10-11 02:26:27,534 INFO L258 CegarLoopResult]: At program point L178-1(lines 169 182) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 (_ bv0 32))) (and .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (and .cse0 .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse3))) [2021-10-11 02:26:27,534 INFO L258 CegarLoopResult]: At program point L178-2(lines 169 182) the Hoare annotation is: false [2021-10-11 02:26:27,535 INFO L258 CegarLoopResult]: At program point L178-3(lines 169 182) the Hoare annotation is: false [2021-10-11 02:26:27,535 INFO L258 CegarLoopResult]: At program point L178-4(lines 169 182) the Hoare annotation is: false [2021-10-11 02:26:27,535 INFO L258 CegarLoopResult]: At program point L178-5(lines 169 182) the Hoare annotation is: false [2021-10-11 02:26:27,535 INFO L258 CegarLoopResult]: At program point L378(lines 373 381) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)))) (or (and .cse0 .cse1 (not (= ~systemActive~0 (_ bv0 32))) .cse2 (= (_ bv1 32) ~pumpRunning~0) (= ~methAndRunningLastTime~0 (_ bv0 32))) (and .cse0 .cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) .cse2 (= (_ bv0 32) ~pumpRunning~0)))) [2021-10-11 02:26:27,535 INFO L258 CegarLoopResult]: At program point L378-1(lines 373 381) the Hoare annotation is: false [2021-10-11 02:26:27,535 INFO L258 CegarLoopResult]: At program point L378-2(lines 373 381) the Hoare annotation is: false [2021-10-11 02:26:27,535 INFO L258 CegarLoopResult]: At program point L248(lines 197 249) the Hoare annotation is: false [2021-10-11 02:26:27,536 INFO L258 CegarLoopResult]: At program point L51(lines 46 53) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:27,536 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:26:27,536 INFO L262 CegarLoopResult]: For program point L218(lines 218 224) no Hoare annotation was computed. [2021-10-11 02:26:27,536 INFO L258 CegarLoopResult]: At program point L218-1(lines 218 224) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= ~methAndRunningLastTime~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3) (and .cse0 .cse1 .cse5 .cse4) (and .cse1 .cse2 .cse3 .cse6) (and .cse1 .cse5 .cse6 .cse4))) [2021-10-11 02:26:27,536 INFO L262 CegarLoopResult]: For program point L120(lines 120 124) no Hoare annotation was computed. [2021-10-11 02:26:27,536 INFO L258 CegarLoopResult]: At program point L847-2(lines 847 861) the Hoare annotation is: false [2021-10-11 02:26:27,536 INFO L262 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2021-10-11 02:26:27,537 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:26:27,537 INFO L262 CegarLoopResult]: For program point L851(lines 851 855) no Hoare annotation was computed. [2021-10-11 02:26:27,537 INFO L262 CegarLoopResult]: For program point L851-1(lines 267 273) no Hoare annotation was computed. [2021-10-11 02:26:27,537 INFO L262 CegarLoopResult]: For program point L325(lines 325 342) no Hoare annotation was computed. [2021-10-11 02:26:27,537 INFO L262 CegarLoopResult]: For program point L325-1(lines 325 342) no Hoare annotation was computed. [2021-10-11 02:26:27,537 INFO L262 CegarLoopResult]: For program point L325-2(lines 325 342) no Hoare annotation was computed. [2021-10-11 02:26:27,537 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:26:27,537 INFO L262 CegarLoopResult]: For program point L62(lines 62 79) no Hoare annotation was computed. [2021-10-11 02:26:27,537 INFO L258 CegarLoopResult]: At program point L62-1(lines 1 969) the Hoare annotation is: (let ((.cse7 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse9 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0)) (.cse5 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= ~methAndRunningLastTime~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse8 .cse9 .cse6) (and .cse7 .cse0 .cse1 .cse8 .cse4) (and .cse0 .cse9 .cse5 .cse6 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (and .cse0 .cse2 .cse9 .cse3 .cse5 .cse6))) [2021-10-11 02:26:27,537 INFO L262 CegarLoopResult]: For program point L62-2(lines 62 79) no Hoare annotation was computed. [2021-10-11 02:26:27,537 INFO L258 CegarLoopResult]: At program point L62-3(lines 1 969) the Hoare annotation is: false [2021-10-11 02:26:27,538 INFO L262 CegarLoopResult]: For program point L62-4(lines 62 79) no Hoare annotation was computed. [2021-10-11 02:26:27,538 INFO L258 CegarLoopResult]: At program point L62-5(lines 1 969) the Hoare annotation is: false [2021-10-11 02:26:27,538 INFO L262 CegarLoopResult]: For program point L228(lines 228 243) no Hoare annotation was computed. [2021-10-11 02:26:27,538 INFO L262 CegarLoopResult]: For program point L96(lines 96 100) no Hoare annotation was computed. [2021-10-11 02:26:27,538 INFO L262 CegarLoopResult]: For program point L96-3(lines 96 100) no Hoare annotation was computed. [2021-10-11 02:26:27,538 INFO L262 CegarLoopResult]: For program point L922(lines 922 929) no Hoare annotation was computed. [2021-10-11 02:26:27,538 INFO L262 CegarLoopResult]: For program point L96-6(lines 96 100) no Hoare annotation was computed. [2021-10-11 02:26:27,538 INFO L265 CegarLoopResult]: At program point L922-1(lines 922 929) the Hoare annotation is: true [2021-10-11 02:26:27,538 INFO L262 CegarLoopResult]: For program point L427(lines 427 431) no Hoare annotation was computed. [2021-10-11 02:26:27,538 INFO L262 CegarLoopResult]: For program point L427-2(lines 427 431) no Hoare annotation was computed. [2021-10-11 02:26:27,538 INFO L262 CegarLoopResult]: For program point L427-3(lines 427 431) no Hoare annotation was computed. [2021-10-11 02:26:27,538 INFO L262 CegarLoopResult]: For program point L427-5(lines 427 431) no Hoare annotation was computed. [2021-10-11 02:26:27,538 INFO L262 CegarLoopResult]: For program point L427-6(lines 427 431) no Hoare annotation was computed. [2021-10-11 02:26:27,538 INFO L262 CegarLoopResult]: For program point L427-8(lines 427 431) no Hoare annotation was computed. [2021-10-11 02:26:27,538 INFO L262 CegarLoopResult]: For program point L427-9(lines 427 431) no Hoare annotation was computed. [2021-10-11 02:26:27,538 INFO L262 CegarLoopResult]: For program point L427-11(lines 427 431) no Hoare annotation was computed. [2021-10-11 02:26:27,539 INFO L262 CegarLoopResult]: For program point L427-12(lines 427 431) no Hoare annotation was computed. [2021-10-11 02:26:27,539 INFO L262 CegarLoopResult]: For program point L427-14(lines 427 431) no Hoare annotation was computed. [2021-10-11 02:26:27,539 INFO L262 CegarLoopResult]: For program point L427-15(lines 427 431) no Hoare annotation was computed. [2021-10-11 02:26:27,539 INFO L262 CegarLoopResult]: For program point L427-17(lines 427 431) no Hoare annotation was computed. [2021-10-11 02:26:27,539 INFO L262 CegarLoopResult]: For program point L329(lines 329 337) no Hoare annotation was computed. [2021-10-11 02:26:27,539 INFO L262 CegarLoopResult]: For program point L329-1(lines 329 337) no Hoare annotation was computed. [2021-10-11 02:26:27,539 INFO L262 CegarLoopResult]: For program point L329-2(lines 329 337) no Hoare annotation was computed. [2021-10-11 02:26:27,539 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:26:27,540 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 831) no Hoare annotation was computed. [2021-10-11 02:26:27,540 INFO L262 CegarLoopResult]: For program point L66(lines 66 76) no Hoare annotation was computed. [2021-10-11 02:26:27,540 INFO L262 CegarLoopResult]: For program point L66-2(lines 66 76) no Hoare annotation was computed. [2021-10-11 02:26:27,540 INFO L258 CegarLoopResult]: At program point L958(lines 1 969) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~methAndRunningLastTime~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:27,540 INFO L262 CegarLoopResult]: For program point L66-4(lines 66 76) no Hoare annotation was computed. [2021-10-11 02:26:27,540 INFO L262 CegarLoopResult]: For program point L199(lines 198 247) no Hoare annotation was computed. [2021-10-11 02:26:27,540 INFO L258 CegarLoopResult]: At program point L133(lines 128 136) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv1 32) ~pumpRunning~0))) (or (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 (= ~methaneLevelCritical~0 (_ bv0 32))))) [2021-10-11 02:26:27,541 INFO L258 CegarLoopResult]: At program point L133-1(lines 128 136) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 (_ bv0 32))) (and .cse0 .cse1 .cse3 .cse5) (and .cse1 .cse2 .cse6 .cse4 .cse7) (and .cse1 .cse6 .cse5 .cse7))) [2021-10-11 02:26:27,541 INFO L262 CegarLoopResult]: For program point L67(lines 67 73) no Hoare annotation was computed. [2021-10-11 02:26:27,541 INFO L258 CegarLoopResult]: At program point L133-2(lines 128 136) the Hoare annotation is: false [2021-10-11 02:26:27,541 INFO L258 CegarLoopResult]: At program point L133-3(lines 128 136) the Hoare annotation is: false [2021-10-11 02:26:27,541 INFO L262 CegarLoopResult]: For program point L67-2(lines 67 73) no Hoare annotation was computed. [2021-10-11 02:26:27,541 INFO L258 CegarLoopResult]: At program point L133-4(lines 128 136) the Hoare annotation is: false [2021-10-11 02:26:27,541 INFO L258 CegarLoopResult]: At program point L133-5(lines 128 136) the Hoare annotation is: false [2021-10-11 02:26:27,542 INFO L262 CegarLoopResult]: For program point L67-4(lines 67 73) no Hoare annotation was computed. [2021-10-11 02:26:27,542 INFO L262 CegarLoopResult]: For program point L299(lines 299 316) no Hoare annotation was computed. [2021-10-11 02:26:27,542 INFO L262 CegarLoopResult]: For program point L299-1(lines 299 316) no Hoare annotation was computed. [2021-10-11 02:26:27,542 INFO L262 CegarLoopResult]: For program point L299-2(lines 299 316) no Hoare annotation was computed. [2021-10-11 02:26:27,542 INFO L262 CegarLoopResult]: For program point L200(lines 200 204) no Hoare annotation was computed. [2021-10-11 02:26:27,542 INFO L262 CegarLoopResult]: For program point L299-3(lines 299 316) no Hoare annotation was computed. [2021-10-11 02:26:27,542 INFO L262 CegarLoopResult]: For program point L299-4(lines 299 316) no Hoare annotation was computed. [2021-10-11 02:26:27,542 INFO L262 CegarLoopResult]: For program point L299-5(lines 299 316) no Hoare annotation was computed. [2021-10-11 02:26:27,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:26:27 BoogieIcfgContainer [2021-10-11 02:26:27,576 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:26:27,576 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:26:27,577 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:26:27,577 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:26:27,577 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:06" (3/4) ... [2021-10-11 02:26:27,580 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:26:27,601 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:26:27,602 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:26:27,603 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:26:27,604 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:26:27,605 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:26:27,607 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:26:27,608 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:26:27,633 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == tmp) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) [2021-10-11 02:26:27,633 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == tmp) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) [2021-10-11 02:26:27,634 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) [2021-10-11 02:26:27,634 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) [2021-10-11 02:26:27,634 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) [2021-10-11 02:26:27,635 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) [2021-10-11 02:26:27,636 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32)) || (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) [2021-10-11 02:26:27,636 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) [2021-10-11 02:26:27,637 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) [2021-10-11 02:26:27,638 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-10-11 02:26:27,638 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-11 02:26:27,639 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp___0 == 0bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && \result == 0bv32) [2021-10-11 02:26:27,699 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00a5cb9-bffe-4a67-a086-82de323da854/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:26:27,699 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:26:27,700 INFO L168 Benchmark]: Toolchain (without parser) took 25016.97 ms. Allocated memory was 73.4 MB in the beginning and 163.6 MB in the end (delta: 90.2 MB). Free memory was 55.3 MB in the beginning and 97.8 MB in the end (delta: -42.6 MB). Peak memory consumption was 49.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:27,700 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 73.4 MB. Free memory was 53.9 MB in the beginning and 53.9 MB in the end (delta: 60.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:26:27,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.54 ms. Allocated memory is still 73.4 MB. Free memory was 55.1 MB in the beginning and 50.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 29.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:27,701 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.74 ms. Allocated memory is still 73.4 MB. Free memory was 50.8 MB in the beginning and 47.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:27,701 INFO L168 Benchmark]: Boogie Preprocessor took 93.22 ms. Allocated memory is still 73.4 MB. Free memory was 47.3 MB in the beginning and 44.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:27,702 INFO L168 Benchmark]: RCFGBuilder took 2594.85 ms. Allocated memory was 73.4 MB in the beginning and 94.4 MB in the end (delta: 21.0 MB). Free memory was 44.5 MB in the beginning and 46.3 MB in the end (delta: -1.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:27,702 INFO L168 Benchmark]: TraceAbstraction took 21435.99 ms. Allocated memory was 94.4 MB in the beginning and 163.6 MB in the end (delta: 69.2 MB). Free memory was 45.7 MB in the beginning and 107.3 MB in the end (delta: -61.6 MB). Peak memory consumption was 72.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:27,702 INFO L168 Benchmark]: Witness Printer took 122.52 ms. Allocated memory is still 163.6 MB. Free memory was 107.3 MB in the beginning and 97.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:27,706 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 73.4 MB. Free memory was 53.9 MB in the beginning and 53.9 MB in the end (delta: 60.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 684.54 ms. Allocated memory is still 73.4 MB. Free memory was 55.1 MB in the beginning and 50.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 29.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 79.74 ms. Allocated memory is still 73.4 MB. Free memory was 50.8 MB in the beginning and 47.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 93.22 ms. Allocated memory is still 73.4 MB. Free memory was 47.3 MB in the beginning and 44.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2594.85 ms. Allocated memory was 73.4 MB in the beginning and 94.4 MB in the end (delta: 21.0 MB). Free memory was 44.5 MB in the beginning and 46.3 MB in the end (delta: -1.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 21435.99 ms. Allocated memory was 94.4 MB in the beginning and 163.6 MB in the end (delta: 69.2 MB). Free memory was 45.7 MB in the beginning and 107.3 MB in the end (delta: -61.6 MB). Peak memory consumption was 72.0 MB. Max. memory is 16.1 GB. * Witness Printer took 122.52 ms. Allocated memory is still 163.6 MB. Free memory was 107.3 MB in the beginning and 97.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 831]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 831]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 831]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == tmp) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) - InvariantResult [Line: 373]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 373]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32)) || ((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 0bv32 == tmp) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == tmp) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && tmp___0 == 0bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && \result == 0bv32) - InvariantResult [Line: 373]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && \result == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32)) || (((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: ((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: ((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) || ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && systemActive == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) - InvariantResult [Line: 961]: Loop Invariant Derived loop invariant: (((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && methAndRunningLastTime == 0bv32) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && !(systemActive == 0bv32)) && \result == 1bv32) && 1bv32 == pumpRunning)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && methAndRunningLastTime == 0bv32)) || (((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && methAndRunningLastTime == 0bv32) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 117 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.9s, OverallIterations: 14, TraceHistogramMax: 2, AutomataDifference: 5.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1334 SDtfs, 1354 SDslu, 1875 SDs, 0 SdLazy, 239 SolverSat, 60 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 519 GetRequests, 477 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=460occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 14 MinimizatonAttempts, 1762 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 152 NumberOfFragments, 975 HoareAnnotationTreeSize, 45 FomulaSimplifications, 459360 FormulaSimplificationTreeSizeReduction, 2.5s HoareSimplificationTime, 45 FomulaSimplificationsInter, 75895 FormulaSimplificationTreeSizeReductionInter, 5.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 505 NumberOfCodeBlocks, 505 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 491 ConstructedInterpolants, 0 QuantifiedInterpolants, 40485 SizeOfPredicates, 18 NumberOfNonLiveVariables, 3057 ConjunctsInSsa, 43 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 82/82 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...