./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product37.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product37.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8 --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 3ab30b3db91b0e47e6f9b2ed9ba465facc49148e5cdc1cad78e4808ba0c7de84 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:18:53,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:18:53,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:18:53,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:18:53,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:18:53,994 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:18:53,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:18:54,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:18:54,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:18:54,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:18:54,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:18:54,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:18:54,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:18:54,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:18:54,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:18:54,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:18:54,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:18:54,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:18:54,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:18:54,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:18:54,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:18:54,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:18:54,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:18:54,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:18:54,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:18:54,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:18:54,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:18:54,074 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:18:54,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:18:54,083 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:18:54,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:18:54,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:18:54,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:18:54,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:18:54,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:18:54,090 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:18:54,091 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:18:54,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:18:54,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:18:54,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:18:54,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:18:54,094 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:18:54,136 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:18:54,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:18:54,138 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:18:54,139 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:18:54,139 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:18:54,139 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:18:54,140 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:18:54,140 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:18:54,140 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:18:54,140 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:18:54,142 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:18:54,142 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:18:54,142 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:18:54,142 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:18:54,143 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:18:54,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:18:54,144 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:18:54,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:18:54,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:18:54,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:18:54,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:18:54,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:18:54,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:18:54,145 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:18:54,146 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:18:54,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:18:54,146 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:18:54,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:18:54,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:18:54,149 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:18:54,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:18:54,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:18:54,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:18:54,150 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:18:54,150 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:18:54,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:18:54,151 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:18:54,151 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:18:54,151 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:18:54,152 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_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ab30b3db91b0e47e6f9b2ed9ba465facc49148e5cdc1cad78e4808ba0c7de84 [2021-11-07 01:18:54,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:18:54,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:18:54,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:18:54,455 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:18:54,456 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:18:54,457 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec5_product37.cil.c [2021-11-07 01:18:54,543 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/data/99b634d79/165e682534694a06a2f00888a48544cd/FLAGa18df6f53 [2021-11-07 01:18:55,184 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:18:55,184 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/sv-benchmarks/c/product-lines/minepump_spec5_product37.cil.c [2021-11-07 01:18:55,209 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/data/99b634d79/165e682534694a06a2f00888a48544cd/FLAGa18df6f53 [2021-11-07 01:18:55,466 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/data/99b634d79/165e682534694a06a2f00888a48544cd [2021-11-07 01:18:55,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:18:55,470 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:18:55,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:18:55,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:18:55,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:18:55,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:18:55" (1/1) ... [2021-11-07 01:18:55,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@157b8ad7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:55, skipping insertion in model container [2021-11-07 01:18:55,480 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:18:55" (1/1) ... [2021-11-07 01:18:55,487 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:18:55,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:18:55,738 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/sv-benchmarks/c/product-lines/minepump_spec5_product37.cil.c[5071,5084] [2021-11-07 01:18:55,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:18:55,832 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) [2021-11-07 01:18:55,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61e86ce3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:55, skipping insertion in model container [2021-11-07 01:18:55,833 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:18:55,834 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:18:55,836 INFO L168 Benchmark]: Toolchain (without parser) took 364.65 ms. Allocated memory is still 90.2 MB. Free memory was 59.0 MB in the beginning and 45.3 MB in the end (delta: 13.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:18:55,837 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory is still 58.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:18:55,838 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.03 ms. Allocated memory is still 90.2 MB. Free memory was 58.9 MB in the beginning and 45.3 MB in the end (delta: 13.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:18:55,840 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory is still 58.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 362.03 ms. Allocated memory is still 90.2 MB. Free memory was 58.9 MB in the beginning and 45.3 MB in the end (delta: 13.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 625]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product37.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8 --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 3ab30b3db91b0e47e6f9b2ed9ba465facc49148e5cdc1cad78e4808ba0c7de84 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:18:58,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:18:58,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:18:58,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:18:58,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:18:58,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:18:58,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:18:58,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:18:58,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:18:58,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:18:58,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:18:58,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:18:58,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:18:58,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:18:58,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:18:58,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:18:58,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:18:58,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:18:58,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:18:58,424 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:18:58,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:18:58,433 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:18:58,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:18:58,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:18:58,442 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:18:58,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:18:58,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:18:58,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:18:58,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:18:58,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:18:58,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:18:58,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:18:58,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:18:58,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:18:58,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:18:58,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:18:58,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:18:58,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:18:58,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:18:58,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:18:58,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:18:58,470 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:18:58,523 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:18:58,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:18:58,525 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:18:58,525 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:18:58,526 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:18:58,526 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:18:58,526 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:18:58,526 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:18:58,527 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:18:58,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:18:58,530 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:18:58,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:18:58,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:18:58,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:18:58,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:18:58,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:18:58,531 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:18:58,532 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:18:58,532 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:18:58,532 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:18:58,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:18:58,533 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:18:58,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:18:58,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:18:58,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:18:58,534 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:18:58,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:18:58,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:18:58,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:18:58,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:18:58,535 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:18:58,535 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:18:58,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:18:58,536 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:18:58,536 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:18:58,536 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_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ab30b3db91b0e47e6f9b2ed9ba465facc49148e5cdc1cad78e4808ba0c7de84 [2021-11-07 01:18:58,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:18:59,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:18:59,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:18:59,009 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:18:59,010 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:18:59,011 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec5_product37.cil.c [2021-11-07 01:18:59,100 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/data/854a6fcc9/f6aae9fe4a514549aee696a02b65bcfd/FLAGd3c01b30a [2021-11-07 01:18:59,775 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:18:59,775 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/sv-benchmarks/c/product-lines/minepump_spec5_product37.cil.c [2021-11-07 01:18:59,790 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/data/854a6fcc9/f6aae9fe4a514549aee696a02b65bcfd/FLAGd3c01b30a [2021-11-07 01:19:00,089 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/data/854a6fcc9/f6aae9fe4a514549aee696a02b65bcfd [2021-11-07 01:19:00,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:19:00,093 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:19:00,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:19:00,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:19:00,112 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:19:00,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:19:00" (1/1) ... [2021-11-07 01:19:00,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d33cb8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:00, skipping insertion in model container [2021-11-07 01:19:00,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:19:00" (1/1) ... [2021-11-07 01:19:00,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:19:00,164 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:19:00,387 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/sv-benchmarks/c/product-lines/minepump_spec5_product37.cil.c[5071,5084] [2021-11-07 01:19:00,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:19:00,504 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:19:00,514 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:19:00,549 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/sv-benchmarks/c/product-lines/minepump_spec5_product37.cil.c[5071,5084] [2021-11-07 01:19:00,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:19:00,636 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:19:00,664 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/sv-benchmarks/c/product-lines/minepump_spec5_product37.cil.c[5071,5084] [2021-11-07 01:19:00,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:19:00,756 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:19:00,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:00 WrapperNode [2021-11-07 01:19:00,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:19:00,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:19:00,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:19:00,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:19:00,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:00" (1/1) ... [2021-11-07 01:19:00,786 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:00" (1/1) ... [2021-11-07 01:19:00,831 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:19:00,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:19:00,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:19:00,846 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:19:00,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:00" (1/1) ... [2021-11-07 01:19:00,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:00" (1/1) ... [2021-11-07 01:19:00,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:00" (1/1) ... [2021-11-07 01:19:00,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:00" (1/1) ... [2021-11-07 01:19:00,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:00" (1/1) ... [2021-11-07 01:19:00,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:00" (1/1) ... [2021-11-07 01:19:00,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:00" (1/1) ... [2021-11-07 01:19:00,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:19:00,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:19:00,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:19:00,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:19:00,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:00" (1/1) ... [2021-11-07 01:19:00,945 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:19:00,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:19:00,985 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:19:00,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:19:01,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:19:01,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:19:01,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:19:01,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:19:03,558 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:19:03,559 INFO L299 CfgBuilder]: Removed 170 assume(true) statements. [2021-11-07 01:19:03,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:19:03 BoogieIcfgContainer [2021-11-07 01:19:03,562 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:19:03,564 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:19:03,564 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:19:03,567 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:19:03,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:19:00" (1/3) ... [2021-11-07 01:19:03,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39689c92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:19:03, skipping insertion in model container [2021-11-07 01:19:03,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:00" (2/3) ... [2021-11-07 01:19:03,569 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39689c92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:19:03, skipping insertion in model container [2021-11-07 01:19:03,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:19:03" (3/3) ... [2021-11-07 01:19:03,570 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product37.cil.c [2021-11-07 01:19:03,576 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:19:03,576 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:19:03,628 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:19:03,635 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:19:03,635 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 01:19:03,653 INFO L276 IsEmpty]: Start isEmpty. Operand has 120 states, 116 states have (on average 1.5517241379310345) internal successors, (180), 119 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:03,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 01:19:03,660 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:19:03,661 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:19:03,661 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:19:03,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:19:03,667 INFO L85 PathProgramCache]: Analyzing trace with hash -2044768007, now seen corresponding path program 1 times [2021-11-07 01:19:03,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:19:03,682 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1132110455] [2021-11-07 01:19:03,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:03,682 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:19:03,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:19:03,686 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:19:03,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:19:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:03,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:19:03,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:04,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:04,102 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:04,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:04,191 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:19:04,191 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1132110455] [2021-11-07 01:19:04,192 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1132110455] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:19:04,192 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:19:04,193 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:19:04,195 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139072250] [2021-11-07 01:19:04,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:19:04,202 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:19:04,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:19:04,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:19:04,229 INFO L87 Difference]: Start difference. First operand has 120 states, 116 states have (on average 1.5517241379310345) internal successors, (180), 119 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:04,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:19:04,280 INFO L93 Difference]: Finished difference Result 233 states and 352 transitions. [2021-11-07 01:19:04,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:19:04,282 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-07 01:19:04,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:19:04,298 INFO L225 Difference]: With dead ends: 233 [2021-11-07 01:19:04,298 INFO L226 Difference]: Without dead ends: 116 [2021-11-07 01:19:04,304 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:19:04,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2021-11-07 01:19:04,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2021-11-07 01:19:04,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 113 states have (on average 1.4867256637168142) internal successors, (168), 115 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:04,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 168 transitions. [2021-11-07 01:19:04,357 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 168 transitions. Word has length 19 [2021-11-07 01:19:04,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:19:04,357 INFO L470 AbstractCegarLoop]: Abstraction has 116 states and 168 transitions. [2021-11-07 01:19:04,358 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:04,358 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 168 transitions. [2021-11-07 01:19:04,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-07 01:19:04,360 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:19:04,360 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:19:04,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:04,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:19:04,578 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:19:04,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:19:04,579 INFO L85 PathProgramCache]: Analyzing trace with hash -238748454, now seen corresponding path program 1 times [2021-11-07 01:19:04,580 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:19:04,581 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [887254718] [2021-11-07 01:19:04,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:04,581 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:19:04,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:19:04,582 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:19:04,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:19:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:04,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:19:04,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:04,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:04,877 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:04,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:04,945 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:19:04,945 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [887254718] [2021-11-07 01:19:04,945 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [887254718] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:19:04,946 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:19:04,946 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:19:04,946 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226593631] [2021-11-07 01:19:04,948 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:19:04,948 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:19:04,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:19:04,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:19:04,950 INFO L87 Difference]: Start difference. First operand 116 states and 168 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:04,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:19:04,966 INFO L93 Difference]: Finished difference Result 116 states and 168 transitions. [2021-11-07 01:19:04,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:19:04,967 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-07 01:19:04,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:19:04,968 INFO L225 Difference]: With dead ends: 116 [2021-11-07 01:19:04,969 INFO L226 Difference]: Without dead ends: 49 [2021-11-07 01:19:04,970 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:19:04,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-11-07 01:19:04,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-11-07 01:19:04,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.4583333333333333) internal successors, (70), 48 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:04,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2021-11-07 01:19:04,976 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 20 [2021-11-07 01:19:04,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:19:04,977 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2021-11-07 01:19:04,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:04,977 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2021-11-07 01:19:04,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 01:19:04,978 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:19:04,978 INFO L513 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] [2021-11-07 01:19:04,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:05,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:19:05,192 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:19:05,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:19:05,193 INFO L85 PathProgramCache]: Analyzing trace with hash 2013244568, now seen corresponding path program 1 times [2021-11-07 01:19:05,193 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:19:05,194 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [821757385] [2021-11-07 01:19:05,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:05,194 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:19:05,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:19:05,195 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:19:05,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:19:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:05,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:19:05,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:05,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:05,582 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:05,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:05,710 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:19:05,710 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [821757385] [2021-11-07 01:19:05,710 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [821757385] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:19:05,710 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:19:05,711 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 01:19:05,711 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928203185] [2021-11-07 01:19:05,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:19:05,712 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:19:05,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:19:05,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:19:05,713 INFO L87 Difference]: Start difference. First operand 49 states and 70 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:05,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:19:05,723 INFO L93 Difference]: Finished difference Result 91 states and 133 transitions. [2021-11-07 01:19:05,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:19:05,724 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-07 01:19:05,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:19:05,725 INFO L225 Difference]: With dead ends: 91 [2021-11-07 01:19:05,725 INFO L226 Difference]: Without dead ends: 49 [2021-11-07 01:19:05,726 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:19:05,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-11-07 01:19:05,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-11-07 01:19:05,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.4375) internal successors, (69), 48 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:05,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 69 transitions. [2021-11-07 01:19:05,732 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 69 transitions. Word has length 26 [2021-11-07 01:19:05,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:19:05,733 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 69 transitions. [2021-11-07 01:19:05,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:05,733 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2021-11-07 01:19:05,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-07 01:19:05,734 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:19:05,735 INFO L513 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] [2021-11-07 01:19:05,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:05,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:19:05,951 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:19:05,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:19:05,952 INFO L85 PathProgramCache]: Analyzing trace with hash -997731729, now seen corresponding path program 1 times [2021-11-07 01:19:05,953 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:19:05,953 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [610497153] [2021-11-07 01:19:05,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:05,953 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:19:05,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:19:05,955 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:19:05,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:19:06,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:06,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:19:06,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:06,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:06,278 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:06,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:06,343 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:19:06,343 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [610497153] [2021-11-07 01:19:06,343 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [610497153] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:19:06,344 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:19:06,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:19:06,344 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437485758] [2021-11-07 01:19:06,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:19:06,345 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:19:06,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:19:06,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:19:06,346 INFO L87 Difference]: Start difference. First operand 49 states and 69 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:06,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:19:06,417 INFO L93 Difference]: Finished difference Result 115 states and 165 transitions. [2021-11-07 01:19:06,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:19:06,418 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-11-07 01:19:06,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:19:06,419 INFO L225 Difference]: With dead ends: 115 [2021-11-07 01:19:06,419 INFO L226 Difference]: Without dead ends: 73 [2021-11-07 01:19:06,420 INFO L786 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 [2021-11-07 01:19:06,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-11-07 01:19:06,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 71. [2021-11-07 01:19:06,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 70 states have (on average 1.4142857142857144) internal successors, (99), 70 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:06,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2021-11-07 01:19:06,439 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 28 [2021-11-07 01:19:06,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:19:06,440 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-11-07 01:19:06,441 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:06,441 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2021-11-07 01:19:06,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 01:19:06,449 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:19:06,449 INFO L513 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] [2021-11-07 01:19:06,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:06,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:19:06,663 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:19:06,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:19:06,663 INFO L85 PathProgramCache]: Analyzing trace with hash -1921834210, now seen corresponding path program 1 times [2021-11-07 01:19:06,664 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:19:06,664 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1289083067] [2021-11-07 01:19:06,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:06,664 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:19:06,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:19:06,665 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:19:06,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:19:06,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:06,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:19:06,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:07,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:07,011 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:07,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:07,095 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:19:07,095 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1289083067] [2021-11-07 01:19:07,095 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1289083067] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:19:07,095 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:19:07,095 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:19:07,096 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148484833] [2021-11-07 01:19:07,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:19:07,096 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:19:07,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:19:07,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:19:07,097 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:07,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:19:07,203 INFO L93 Difference]: Finished difference Result 190 states and 264 transitions. [2021-11-07 01:19:07,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:19:07,204 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-11-07 01:19:07,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:19:07,208 INFO L225 Difference]: With dead ends: 190 [2021-11-07 01:19:07,208 INFO L226 Difference]: Without dead ends: 126 [2021-11-07 01:19:07,210 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:19:07,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2021-11-07 01:19:07,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 77. [2021-11-07 01:19:07,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 76 states have (on average 1.381578947368421) internal successors, (105), 76 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:07,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 105 transitions. [2021-11-07 01:19:07,231 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 105 transitions. Word has length 34 [2021-11-07 01:19:07,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:19:07,231 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 105 transitions. [2021-11-07 01:19:07,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:07,232 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2021-11-07 01:19:07,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 01:19:07,233 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:19:07,233 INFO L513 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] [2021-11-07 01:19:07,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:07,463 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:19:07,463 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:19:07,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:19:07,464 INFO L85 PathProgramCache]: Analyzing trace with hash -988370501, now seen corresponding path program 1 times [2021-11-07 01:19:07,464 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:19:07,464 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [190131530] [2021-11-07 01:19:07,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:07,465 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:19:07,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:19:07,466 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:19:07,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 01:19:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:07,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:19:07,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:07,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:07,851 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:07,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:07,954 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:19:07,954 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [190131530] [2021-11-07 01:19:07,954 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [190131530] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:19:07,954 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:19:07,954 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:19:07,954 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234396436] [2021-11-07 01:19:07,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:19:07,955 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:19:07,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:19:07,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:19:07,956 INFO L87 Difference]: Start difference. First operand 77 states and 105 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:08,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:19:08,150 INFO L93 Difference]: Finished difference Result 260 states and 358 transitions. [2021-11-07 01:19:08,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 01:19:08,151 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-11-07 01:19:08,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:19:08,153 INFO L225 Difference]: With dead ends: 260 [2021-11-07 01:19:08,153 INFO L226 Difference]: Without dead ends: 190 [2021-11-07 01:19:08,153 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:19:08,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2021-11-07 01:19:08,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 76. [2021-11-07 01:19:08,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.36) internal successors, (102), 75 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:08,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 102 transitions. [2021-11-07 01:19:08,175 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 102 transitions. Word has length 34 [2021-11-07 01:19:08,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:19:08,177 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 102 transitions. [2021-11-07 01:19:08,177 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:08,178 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 102 transitions. [2021-11-07 01:19:08,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 01:19:08,179 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:19:08,179 INFO L513 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] [2021-11-07 01:19:08,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:08,392 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:19:08,393 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:19:08,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:19:08,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1220769632, now seen corresponding path program 1 times [2021-11-07 01:19:08,393 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:19:08,393 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1650650945] [2021-11-07 01:19:08,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:08,394 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:19:08,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:19:08,394 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:19:08,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-07 01:19:08,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:08,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 01:19:08,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:08,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:08,770 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:08,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:08,865 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:19:08,865 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1650650945] [2021-11-07 01:19:08,865 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1650650945] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:19:08,866 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:19:08,866 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-07 01:19:08,866 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832193668] [2021-11-07 01:19:08,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:19:08,867 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:19:08,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:19:08,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:19:08,869 INFO L87 Difference]: Start difference. First operand 76 states and 102 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:08,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:19:08,935 INFO L93 Difference]: Finished difference Result 199 states and 267 transitions. [2021-11-07 01:19:08,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:19:08,936 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-11-07 01:19:08,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:19:08,938 INFO L225 Difference]: With dead ends: 199 [2021-11-07 01:19:08,938 INFO L226 Difference]: Without dead ends: 130 [2021-11-07 01:19:08,939 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:19:08,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2021-11-07 01:19:08,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 80. [2021-11-07 01:19:08,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 79 states have (on average 1.3417721518987342) internal successors, (106), 79 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:08,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 106 transitions. [2021-11-07 01:19:08,969 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 106 transitions. Word has length 34 [2021-11-07 01:19:08,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:19:08,970 INFO L470 AbstractCegarLoop]: Abstraction has 80 states and 106 transitions. [2021-11-07 01:19:08,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:08,971 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 106 transitions. [2021-11-07 01:19:08,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 01:19:08,976 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:19:08,977 INFO L513 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] [2021-11-07 01:19:08,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:09,199 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:19:09,200 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:19:09,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:19:09,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1807575646, now seen corresponding path program 1 times [2021-11-07 01:19:09,201 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:19:09,201 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [216375539] [2021-11-07 01:19:09,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:09,202 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:19:09,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:19:09,207 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:19:09,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-07 01:19:09,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:09,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:19:09,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:09,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:09,609 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:09,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:09,721 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:19:09,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [216375539] [2021-11-07 01:19:09,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [216375539] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:19:09,722 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:19:09,722 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 01:19:09,722 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209712170] [2021-11-07 01:19:09,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:19:09,722 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:19:09,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:19:09,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:19:09,723 INFO L87 Difference]: Start difference. First operand 80 states and 106 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:09,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:19:09,788 INFO L93 Difference]: Finished difference Result 240 states and 322 transitions. [2021-11-07 01:19:09,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:19:09,789 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-11-07 01:19:09,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:19:09,790 INFO L225 Difference]: With dead ends: 240 [2021-11-07 01:19:09,790 INFO L226 Difference]: Without dead ends: 167 [2021-11-07 01:19:09,793 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:19:09,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-11-07 01:19:09,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 137. [2021-11-07 01:19:09,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 136 states have (on average 1.338235294117647) internal successors, (182), 136 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:09,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 182 transitions. [2021-11-07 01:19:09,817 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 182 transitions. Word has length 34 [2021-11-07 01:19:09,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:19:09,818 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 182 transitions. [2021-11-07 01:19:09,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:09,818 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 182 transitions. [2021-11-07 01:19:09,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 01:19:09,820 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:19:09,820 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:19:09,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:10,034 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:19:10,034 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:19:10,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:19:10,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1091445474, now seen corresponding path program 1 times [2021-11-07 01:19:10,035 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:19:10,035 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [806266868] [2021-11-07 01:19:10,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:10,036 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:19:10,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:19:10,036 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:19:10,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-07 01:19:10,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:10,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 01:19:10,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:10,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:10,450 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:10,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:10,584 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:19:10,584 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [806266868] [2021-11-07 01:19:10,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [806266868] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:19:10,584 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:19:10,585 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:19:10,585 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681296577] [2021-11-07 01:19:10,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:19:10,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:19:10,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:19:10,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:19:10,586 INFO L87 Difference]: Start difference. First operand 137 states and 182 transitions. Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:12,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:19:12,116 INFO L93 Difference]: Finished difference Result 669 states and 899 transitions. [2021-11-07 01:19:12,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 01:19:12,117 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-07 01:19:12,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:19:12,121 INFO L225 Difference]: With dead ends: 669 [2021-11-07 01:19:12,121 INFO L226 Difference]: Without dead ends: 539 [2021-11-07 01:19:12,122 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-11-07 01:19:12,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2021-11-07 01:19:12,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 245. [2021-11-07 01:19:12,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 244 states have (on average 1.3155737704918034) internal successors, (321), 244 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:12,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 321 transitions. [2021-11-07 01:19:12,183 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 321 transitions. Word has length 35 [2021-11-07 01:19:12,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:19:12,185 INFO L470 AbstractCegarLoop]: Abstraction has 245 states and 321 transitions. [2021-11-07 01:19:12,185 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:12,185 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 321 transitions. [2021-11-07 01:19:12,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-07 01:19:12,186 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:19:12,186 INFO L513 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] [2021-11-07 01:19:12,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:12,399 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:19:12,399 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:19:12,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:19:12,400 INFO L85 PathProgramCache]: Analyzing trace with hash -365209503, now seen corresponding path program 1 times [2021-11-07 01:19:12,400 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:19:12,400 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1273426414] [2021-11-07 01:19:12,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:12,401 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:19:12,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:19:12,402 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:19:12,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-07 01:19:12,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:12,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:19:12,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:12,881 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:12,881 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:13,090 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:13,090 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:19:13,090 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1273426414] [2021-11-07 01:19:13,090 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1273426414] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:19:13,090 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [287862221] [2021-11-07 01:19:13,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:13,091 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:19:13,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:19:13,097 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:19:13,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-11-07 01:19:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:13,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 01:19:13,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:13,647 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:13,648 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:13,814 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:13,814 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [287862221] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:19:13,814 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [110696001] [2021-11-07 01:19:13,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:13,815 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:19:13,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:19:13,820 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:19:13,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-07 01:19:14,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:14,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:19:14,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:14,342 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:14,342 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:14,492 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:14,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [110696001] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:19:14,493 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 01:19:14,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 8 [2021-11-07 01:19:14,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437952079] [2021-11-07 01:19:14,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:19:14,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:19:14,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:19:14,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:19:14,495 INFO L87 Difference]: Start difference. First operand 245 states and 321 transitions. Second operand has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:17,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:19:17,493 INFO L93 Difference]: Finished difference Result 619 states and 836 transitions. [2021-11-07 01:19:17,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 01:19:17,494 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-11-07 01:19:17,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:19:17,497 INFO L225 Difference]: With dead ends: 619 [2021-11-07 01:19:17,497 INFO L226 Difference]: Without dead ends: 381 [2021-11-07 01:19:17,498 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 328 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2021-11-07 01:19:17,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2021-11-07 01:19:17,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 230. [2021-11-07 01:19:17,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 229 states have (on average 1.279475982532751) internal successors, (293), 229 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:17,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 293 transitions. [2021-11-07 01:19:17,530 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 293 transitions. Word has length 56 [2021-11-07 01:19:17,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:19:17,531 INFO L470 AbstractCegarLoop]: Abstraction has 230 states and 293 transitions. [2021-11-07 01:19:17,531 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:17,531 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 293 transitions. [2021-11-07 01:19:17,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-07 01:19:17,532 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:19:17,533 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:19:17,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:17,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:17,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:18,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:19:18,148 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:19:18,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:19:18,149 INFO L85 PathProgramCache]: Analyzing trace with hash 607108781, now seen corresponding path program 1 times [2021-11-07 01:19:18,149 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:19:18,149 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1620162992] [2021-11-07 01:19:18,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:18,150 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:19:18,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:19:18,151 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:19:18,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-07 01:19:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:18,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:19:18,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:18,979 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-07 01:19:18,980 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:19,407 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-07 01:19:19,407 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:19:19,407 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1620162992] [2021-11-07 01:19:19,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1620162992] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:19:19,408 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1934034414] [2021-11-07 01:19:19,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:19,408 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:19:19,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:19:19,412 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:19:19,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-11-07 01:19:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:19,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:19:19,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:20,332 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 58 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 01:19:20,333 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:20,672 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 58 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 01:19:20,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1934034414] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:19:20,672 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1526979453] [2021-11-07 01:19:20,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:20,672 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:19:20,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:19:20,673 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:19:20,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-07 01:19:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:21,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-07 01:19:21,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:21,496 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-07 01:19:21,497 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:21,857 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-07 01:19:21,857 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1526979453] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-07 01:19:21,857 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 5 imperfect interpolant sequences. [2021-11-07 01:19:21,857 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 5, 5, 5, 8] total 18 [2021-11-07 01:19:21,858 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480979224] [2021-11-07 01:19:21,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:19:21,858 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:19:21,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:19:21,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2021-11-07 01:19:21,863 INFO L87 Difference]: Start difference. First operand 230 states and 293 transitions. Second operand has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:22,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:19:22,396 INFO L93 Difference]: Finished difference Result 937 states and 1202 transitions. [2021-11-07 01:19:22,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-07 01:19:22,396 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2021-11-07 01:19:22,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:19:22,401 INFO L225 Difference]: With dead ends: 937 [2021-11-07 01:19:22,401 INFO L226 Difference]: Without dead ends: 714 [2021-11-07 01:19:22,402 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 609 GetRequests, 581 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=161, Invalid=709, Unknown=0, NotChecked=0, Total=870 [2021-11-07 01:19:22,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 714 states. [2021-11-07 01:19:22,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 714 to 363. [2021-11-07 01:19:22,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 362 states have (on average 1.2790055248618784) internal successors, (463), 362 states have internal predecessors, (463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:22,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 463 transitions. [2021-11-07 01:19:22,461 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 463 transitions. Word has length 99 [2021-11-07 01:19:22,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:19:22,463 INFO L470 AbstractCegarLoop]: Abstraction has 363 states and 463 transitions. [2021-11-07 01:19:22,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:22,463 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 463 transitions. [2021-11-07 01:19:22,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-07 01:19:22,464 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:19:22,465 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2021-11-07 01:19:22,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:22,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:22,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:23,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:19:23,079 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:19:23,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:19:23,080 INFO L85 PathProgramCache]: Analyzing trace with hash -1498875534, now seen corresponding path program 1 times [2021-11-07 01:19:23,080 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:19:23,081 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [813644575] [2021-11-07 01:19:23,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:23,081 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:19:23,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:19:23,082 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:19:23,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-07 01:19:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:23,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:19:23,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:23,971 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-07 01:19:23,971 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:24,268 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-07 01:19:24,268 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:19:24,268 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [813644575] [2021-11-07 01:19:24,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [813644575] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:19:24,268 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:19:24,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 01:19:24,269 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961327948] [2021-11-07 01:19:24,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:19:24,269 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:19:24,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:19:24,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:19:24,270 INFO L87 Difference]: Start difference. First operand 363 states and 463 transitions. Second operand has 8 states, 8 states have (on average 13.875) internal successors, (111), 8 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:27,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:19:27,408 INFO L93 Difference]: Finished difference Result 838 states and 1077 transitions. [2021-11-07 01:19:27,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 01:19:27,409 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.875) internal successors, (111), 8 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 101 [2021-11-07 01:19:27,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:19:27,413 INFO L225 Difference]: With dead ends: 838 [2021-11-07 01:19:27,413 INFO L226 Difference]: Without dead ends: 482 [2021-11-07 01:19:27,414 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-11-07 01:19:27,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2021-11-07 01:19:27,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 363. [2021-11-07 01:19:27,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 362 states have (on average 1.2624309392265194) internal successors, (457), 362 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:27,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 457 transitions. [2021-11-07 01:19:27,465 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 457 transitions. Word has length 101 [2021-11-07 01:19:27,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:19:27,466 INFO L470 AbstractCegarLoop]: Abstraction has 363 states and 457 transitions. [2021-11-07 01:19:27,466 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.875) internal successors, (111), 8 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:27,466 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 457 transitions. [2021-11-07 01:19:27,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-07 01:19:27,467 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:19:27,468 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2021-11-07 01:19:27,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:27,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:19:27,684 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:19:27,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:19:27,685 INFO L85 PathProgramCache]: Analyzing trace with hash 603001017, now seen corresponding path program 1 times [2021-11-07 01:19:27,685 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:19:27,686 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1472374427] [2021-11-07 01:19:27,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:27,686 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:19:27,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:19:27,687 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:19:27,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-07 01:19:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:28,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:19:28,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:28,657 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 01:19:28,658 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:29,003 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 01:19:29,003 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:19:29,004 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1472374427] [2021-11-07 01:19:29,004 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1472374427] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:19:29,004 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1124093753] [2021-11-07 01:19:29,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:29,004 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:19:29,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:19:29,012 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:19:29,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2021-11-07 01:19:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:29,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:19:29,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:30,056 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 01:19:30,056 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:30,416 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 01:19:30,416 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1124093753] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:19:30,416 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [726148302] [2021-11-07 01:19:30,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:30,416 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:19:30,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:19:30,418 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:19:30,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-11-07 01:19:31,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:31,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:19:31,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:31,391 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 01:19:31,391 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:31,723 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-07 01:19:31,723 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [726148302] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:19:31,723 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 01:19:31,724 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 5 [2021-11-07 01:19:31,724 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038913238] [2021-11-07 01:19:31,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:19:31,725 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:19:31,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:19:31,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:19:31,726 INFO L87 Difference]: Start difference. First operand 363 states and 457 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:31,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:19:31,974 INFO L93 Difference]: Finished difference Result 1268 states and 1617 transitions. [2021-11-07 01:19:31,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 01:19:31,975 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 102 [2021-11-07 01:19:31,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:19:31,980 INFO L225 Difference]: With dead ends: 1268 [2021-11-07 01:19:31,981 INFO L226 Difference]: Without dead ends: 912 [2021-11-07 01:19:31,982 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 612 GetRequests, 602 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-11-07 01:19:31,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 912 states. [2021-11-07 01:19:32,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 912 to 714. [2021-11-07 01:19:32,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 714 states, 713 states have (on average 1.2398316970546985) internal successors, (884), 713 states have internal predecessors, (884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:32,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 714 states and 884 transitions. [2021-11-07 01:19:32,089 INFO L78 Accepts]: Start accepts. Automaton has 714 states and 884 transitions. Word has length 102 [2021-11-07 01:19:32,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:19:32,090 INFO L470 AbstractCegarLoop]: Abstraction has 714 states and 884 transitions. [2021-11-07 01:19:32,090 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:32,090 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 884 transitions. [2021-11-07 01:19:32,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-07 01:19:32,092 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:19:32,092 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2021-11-07 01:19:32,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:32,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:32,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (18)] Ended with exit code 0 [2021-11-07 01:19:32,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:19:32,696 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:19:32,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:19:32,697 INFO L85 PathProgramCache]: Analyzing trace with hash 151833521, now seen corresponding path program 1 times [2021-11-07 01:19:32,697 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:19:32,697 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [983381993] [2021-11-07 01:19:32,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:32,697 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:19:32,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:19:32,698 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:19:32,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-07 01:19:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:33,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:19:33,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:33,615 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-07 01:19:33,615 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:33,912 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-07 01:19:33,913 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:19:33,913 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [983381993] [2021-11-07 01:19:33,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [983381993] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:19:33,913 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:19:33,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-07 01:19:33,914 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949338572] [2021-11-07 01:19:33,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 01:19:33,914 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:19:33,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 01:19:33,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-07 01:19:33,915 INFO L87 Difference]: Start difference. First operand 714 states and 884 transitions. Second operand has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:35,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:19:35,586 INFO L93 Difference]: Finished difference Result 1721 states and 2143 transitions. [2021-11-07 01:19:35,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 01:19:35,587 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-11-07 01:19:35,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:19:35,593 INFO L225 Difference]: With dead ends: 1721 [2021-11-07 01:19:35,593 INFO L226 Difference]: Without dead ends: 1014 [2021-11-07 01:19:35,595 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2021-11-07 01:19:35,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1014 states. [2021-11-07 01:19:35,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1014 to 650. [2021-11-07 01:19:35,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 650 states, 649 states have (on average 1.2234206471494606) internal successors, (794), 649 states have internal predecessors, (794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:35,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 650 states and 794 transitions. [2021-11-07 01:19:35,688 INFO L78 Accepts]: Start accepts. Automaton has 650 states and 794 transitions. Word has length 103 [2021-11-07 01:19:35,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:19:35,689 INFO L470 AbstractCegarLoop]: Abstraction has 650 states and 794 transitions. [2021-11-07 01:19:35,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:35,689 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 794 transitions. [2021-11-07 01:19:35,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-07 01:19:35,691 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:19:35,691 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2021-11-07 01:19:35,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:35,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:19:35,912 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:19:35,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:19:35,913 INFO L85 PathProgramCache]: Analyzing trace with hash -1991077733, now seen corresponding path program 2 times [2021-11-07 01:19:35,913 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:19:35,913 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [846435779] [2021-11-07 01:19:35,914 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 01:19:35,914 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:19:35,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:19:35,916 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:19:35,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-11-07 01:19:38,050 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 01:19:38,051 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:19:38,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:19:38,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:38,422 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 17 proven. 80 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-07 01:19:38,422 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:38,905 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 17 proven. 80 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-07 01:19:38,905 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:19:38,905 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [846435779] [2021-11-07 01:19:38,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [846435779] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:19:38,905 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1139625620] [2021-11-07 01:19:38,905 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 01:19:38,906 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:19:38,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:19:38,907 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:19:38,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2021-11-07 01:19:41,765 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 01:19:41,765 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:19:41,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 01:19:41,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:42,159 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-07 01:19:42,159 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:42,481 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-07 01:19:42,481 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1139625620] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:19:42,481 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1532068000] [2021-11-07 01:19:42,481 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 01:19:42,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:19:42,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:19:42,482 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:19:42,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-11-07 01:19:44,497 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 01:19:44,497 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:19:44,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 01:19:44,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:44,757 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-07 01:19:44,757 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:44,955 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-07 01:19:44,955 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1532068000] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:19:44,955 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 01:19:44,955 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 7, 7, 7, 7] total 14 [2021-11-07 01:19:44,956 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285328685] [2021-11-07 01:19:44,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-07 01:19:44,957 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:19:44,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-07 01:19:44,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-11-07 01:19:44,958 INFO L87 Difference]: Start difference. First operand 650 states and 794 transitions. Second operand has 14 states, 14 states have (on average 16.357142857142858) internal successors, (229), 14 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:51,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:19:51,239 INFO L93 Difference]: Finished difference Result 1333 states and 1635 transitions. [2021-11-07 01:19:51,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 01:19:51,240 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 16.357142857142858) internal successors, (229), 14 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-11-07 01:19:51,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:19:51,241 INFO L225 Difference]: With dead ends: 1333 [2021-11-07 01:19:51,241 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:19:51,245 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 625 GetRequests, 604 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=122, Invalid=384, Unknown=0, NotChecked=0, Total=506 [2021-11-07 01:19:51,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:19:51,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:19:51,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:51,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:19:51,246 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 103 [2021-11-07 01:19:51,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:19:51,246 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:19:51,246 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 16.357142857142858) internal successors, (229), 14 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:51,247 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:19:51,247 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:19:51,250 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:19:51,251 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:19:51,251 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:19:51,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:51,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:51,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:51,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt [2021-11-07 01:19:51,866 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:19:51,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:51,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:51,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:52,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:52,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:52,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:52,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:52,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:52,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:52,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:52,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:52,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:52,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:52,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:52,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:52,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:53,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:53,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:53,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:53,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:53,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:54,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:55,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:55,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:55,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:55,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:55,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:55,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:55,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:55,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:55,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:11,786 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 309) no Hoare annotation was computed. [2021-11-07 01:20:11,786 INFO L853 garLoopResultBuilder]: At program point L333(lines 333 339) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse9 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse6 (= (_ bv0 32) ~pumpRunning~0)) (.cse10 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse8 (= (_ bv1 32) ~pumpRunning~0)) (.cse11 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse13 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse15 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse16 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse4 (= ~waterLevel~0 (_ bv0 32))) (.cse12 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0))) (.cse17 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) .cse1 .cse2 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse1 .cse3 .cse6) (and .cse0 .cse8 .cse7 .cse3 .cse9) (and .cse0 .cse7 .cse3 .cse9 .cse6) (and .cse0 .cse3 .cse10 .cse9 .cse6) (and .cse0 .cse1 .cse3 .cse10 .cse6) (and .cse0 .cse11 .cse2 .cse3 .cse4 .cse12 .cse9 .cse5 .cse6) (and .cse0 .cse8 .cse1 .cse13 .cse14 .cse3 .cse15 .cse16 .cse10 .cse17) (and .cse0 .cse8 .cse7 .cse1 .cse3) (and .cse0 .cse8 .cse11 .cse1 .cse13 .cse14 .cse3 .cse15 .cse16 .cse4 .cse12 .cse17))) [2021-11-07 01:20:11,787 INFO L853 garLoopResultBuilder]: At program point L333-1(lines 333 339) the Hoare annotation is: false [2021-11-07 01:20:11,787 INFO L860 garLoopResultBuilder]: At program point L300(lines 281 303) the Hoare annotation is: true [2021-11-07 01:20:11,787 INFO L853 garLoopResultBuilder]: At program point L333-2(lines 333 339) the Hoare annotation is: false [2021-11-07 01:20:11,787 INFO L853 garLoopResultBuilder]: At program point L169(lines 326 332) the Hoare annotation is: (let ((.cse15 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse14 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse9 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse10 (= (_ bv0 32) ~pumpRunning~0)) (.cse11 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse8 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse12 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0)) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse18 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse4 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse17 (= ~waterLevel~0 (_ bv1 32))) (.cse19 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0))) (.cse5 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse6 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse7 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse8 .cse3 .cse4 .cse7) (and .cse0 .cse2 .cse9 .cse3 .cse6 .cse10) (and .cse0 .cse1 .cse11 .cse8 .cse12 .cse3 .cse4 .cse13 .cse14 .cse7) (and .cse0 .cse9 .cse11 .cse15 .cse12 .cse3 .cse13 .cse6 .cse16 .cse10) (and .cse0 .cse9 .cse11 .cse8 .cse15 .cse12 .cse3 .cse13 .cse16 .cse10) (and .cse0 .cse9 .cse3 .cse17 .cse6 .cse10) (and .cse0 .cse2 .cse9 .cse8 .cse3 .cse10) (and .cse0 .cse1 .cse18 .cse8 .cse3 .cse4 .cse17 .cse19 .cse5 .cse7) (and .cse0 .cse1 .cse11 .cse12 .cse3 .cse20 .cse4 .cse13 .cse6 .cse7) (and .cse0 .cse1 .cse11 .cse12 .cse3 .cse4 .cse13 .cse6 .cse14 .cse7) (and .cse0 .cse9 .cse8 .cse3 .cse17 .cse10) (and .cse0 .cse1 .cse11 .cse8 .cse12 .cse3 .cse20 .cse4 .cse13 .cse7) (and .cse0 .cse1 .cse18 .cse3 .cse4 .cse17 .cse19 .cse5 .cse6 .cse7))) [2021-11-07 01:20:11,788 INFO L853 garLoopResultBuilder]: At program point L169-1(lines 326 332) the Hoare annotation is: false [2021-11-07 01:20:11,788 INFO L853 garLoopResultBuilder]: At program point L169-2(lines 326 332) the Hoare annotation is: false [2021-11-07 01:20:11,788 INFO L853 garLoopResultBuilder]: At program point L437(lines 432 440) the Hoare annotation is: (let ((.cse14 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse7 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse11 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse8 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse19 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse20 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= (_ bv1 32) ~pumpRunning~0)) (.cse13 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse15 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0)) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse16 (= ~waterLevel~0 (_ bv0 32))) (.cse10 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0))) (.cse4 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse18 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse12 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse3 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse2 .cse13 .cse14 .cse15 .cse3 .cse16 .cse4 .cse17 .cse5) (and .cse0 .cse2 .cse13 .cse8 .cse14 .cse15 .cse3 .cse16 .cse17 .cse5) (and .cse0 .cse2 .cse3 .cse9 .cse4 .cse5) (and .cse0 .cse6 .cse13 .cse8 .cse15 .cse3 .cse16 .cse10 .cse18 .cse12) (and .cse0 .cse1 .cse2 .cse8 .cse3 .cse5) (and .cse0 .cse6 .cse7 .cse3 .cse9 .cse10 .cse11 .cse4 .cse12) (and .cse0 .cse6 .cse1 .cse8 .cse3 .cse12) (and .cse0 .cse6 .cse13 .cse15 .cse3 .cse19 .cse20 .cse16 .cse4 .cse12) (and .cse0 .cse2 .cse8 .cse3 .cse9 .cse5) (and .cse0 .cse6 .cse1 .cse3 .cse11 .cse4 .cse12) (and .cse0 .cse6 .cse13 .cse8 .cse15 .cse3 .cse19 .cse20 .cse16 .cse12) (and .cse0 .cse6 .cse13 .cse15 .cse3 .cse16 .cse10 .cse4 .cse18 .cse12))) [2021-11-07 01:20:11,789 INFO L853 garLoopResultBuilder]: At program point L437-1(lines 432 440) the Hoare annotation is: (let ((.cse3 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse8 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0))) (.cse11 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse10 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse15 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse16 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse5 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0)) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse18 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse19 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse7 (= ~waterLevel~0 (_ bv1 32))) (.cse20 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse9 .cse11 .cse10) (and .cse0 .cse1 .cse2 .cse12 .cse5 .cse6 .cse13 .cse11 .cse14 .cse10) (and .cse0 .cse15 .cse2 .cse4 .cse16 .cse5 .cse17 .cse6 .cse18 .cse19 .cse13 .cse20) (and .cse0 .cse1 .cse2 .cse4 .cse12 .cse5 .cse6 .cse13 .cse9 .cse14 .cse10) (and .cse0 .cse15 .cse2 .cse4 .cse16 .cse5 .cse17 .cse6 .cse18 .cse19 .cse7 .cse20))) [2021-11-07 01:20:11,789 INFO L853 garLoopResultBuilder]: At program point L437-2(lines 432 440) the Hoare annotation is: false [2021-11-07 01:20:11,789 INFO L853 garLoopResultBuilder]: At program point L437-3(lines 432 440) the Hoare annotation is: false [2021-11-07 01:20:11,789 INFO L853 garLoopResultBuilder]: At program point L437-4(lines 432 440) the Hoare annotation is: false [2021-11-07 01:20:11,789 INFO L853 garLoopResultBuilder]: At program point L437-5(lines 432 440) the Hoare annotation is: false [2021-11-07 01:20:11,790 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 146) no Hoare annotation was computed. [2021-11-07 01:20:11,790 INFO L857 garLoopResultBuilder]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2021-11-07 01:20:11,790 INFO L857 garLoopResultBuilder]: For program point L140-2(lines 140 146) no Hoare annotation was computed. [2021-11-07 01:20:11,790 INFO L857 garLoopResultBuilder]: For program point L140-3(lines 140 146) no Hoare annotation was computed. [2021-11-07 01:20:11,790 INFO L857 garLoopResultBuilder]: For program point L140-4(lines 140 146) no Hoare annotation was computed. [2021-11-07 01:20:11,790 INFO L857 garLoopResultBuilder]: For program point L140-5(lines 140 146) no Hoare annotation was computed. [2021-11-07 01:20:11,791 INFO L857 garLoopResultBuilder]: For program point L537(lines 537 548) no Hoare annotation was computed. [2021-11-07 01:20:11,791 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-11-07 01:20:11,791 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 309) no Hoare annotation was computed. [2021-11-07 01:20:11,791 INFO L857 garLoopResultBuilder]: For program point L309(line 309) no Hoare annotation was computed. [2021-11-07 01:20:11,791 INFO L857 garLoopResultBuilder]: For program point L309-1(line 309) no Hoare annotation was computed. [2021-11-07 01:20:11,792 INFO L857 garLoopResultBuilder]: For program point L309-2(line 309) no Hoare annotation was computed. [2021-11-07 01:20:11,792 INFO L857 garLoopResultBuilder]: For program point L508(lines 507 552) no Hoare annotation was computed. [2021-11-07 01:20:11,792 INFO L853 garLoopResultBuilder]: At program point L145(lines 136 149) the Hoare annotation is: false [2021-11-07 01:20:11,792 INFO L853 garLoopResultBuilder]: At program point L145-1(lines 136 149) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse7 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse9 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0)) (.cse10 (= ~waterLevel~0 (_ bv0 32))) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse13 (= ~waterLevel~0 (_ bv1 32))) (.cse11 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse5 .cse4) (and .cse0 .cse6 .cse7 .cse2 .cse8 .cse9 .cse3 .cse10 .cse11 .cse12 .cse4) (and .cse0 .cse6 .cse7 .cse8 .cse9 .cse3 .cse10 .cse11 .cse5 .cse12 .cse4) (and .cse0 .cse6 .cse3 .cse13 .cse11 .cse5 .cse4) (and .cse0 .cse6 .cse2 .cse3 .cse13 .cse11 .cse4))) [2021-11-07 01:20:11,793 INFO L853 garLoopResultBuilder]: At program point L145-2(lines 136 149) the Hoare annotation is: false [2021-11-07 01:20:11,793 INFO L853 garLoopResultBuilder]: At program point L145-3(lines 136 149) the Hoare annotation is: false [2021-11-07 01:20:11,793 INFO L853 garLoopResultBuilder]: At program point L145-4(lines 136 149) the Hoare annotation is: false [2021-11-07 01:20:11,793 INFO L853 garLoopResultBuilder]: At program point L145-5(lines 136 149) the Hoare annotation is: false [2021-11-07 01:20:11,793 INFO L857 garLoopResultBuilder]: For program point L509(lines 509 513) no Hoare annotation was computed. [2021-11-07 01:20:11,793 INFO L857 garLoopResultBuilder]: For program point L543(lines 543 547) no Hoare annotation was computed. [2021-11-07 01:20:11,794 INFO L857 garLoopResultBuilder]: For program point L543-2(lines 537 548) no Hoare annotation was computed. [2021-11-07 01:20:11,794 INFO L857 garLoopResultBuilder]: For program point L180(lines 180 197) no Hoare annotation was computed. [2021-11-07 01:20:11,794 INFO L853 garLoopResultBuilder]: At program point L180-1(lines 1 961) the Hoare annotation is: (let ((.cse7 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0)) (.cse9 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (let ((.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse15 (= ~waterLevel~0 (_ bv2 32))) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse6 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse16 (or (not .cse9) (not (= ~waterLevel~0 (_ bv3 32))))) (.cse17 (not .cse7)) (.cse18 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse19 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse11 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse8 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0)) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= ~waterLevel~0 (_ bv1 32))) (.cse4 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse1 .cse8 .cse2 .cse9) (and .cse0 .cse6 .cse7 .cse8 .cse2 .cse10 .cse9) (and .cse0 .cse11 .cse1 .cse12 .cse8 .cse2 .cse13 .cse4 .cse14 .cse5) (and .cse0 .cse15 .cse7 .cse2 .cse10 .cse9 .cse5) (and .cse0 .cse6 .cse11 .cse1 .cse16 .cse8 .cse2 .cse13 .cse17 .cse18 .cse19) (and .cse0 .cse11 .cse12 .cse8 .cse2 .cse13 .cse4 .cse10 .cse14 .cse5) (and .cse0 .cse15 .cse7 .cse1 .cse2 .cse9 .cse5) (and .cse0 .cse6 .cse11 .cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)) .cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) .cse13 .cse19) (and .cse0 .cse6 .cse11 .cse1 .cse16 .cse8 .cse2 .cse3 .cse17 .cse18 .cse19) (and .cse0 .cse11 .cse8 .cse2 .cse3 .cse4 .cse10 .cse5)))) [2021-11-07 01:20:11,794 INFO L857 garLoopResultBuilder]: For program point L180-2(lines 180 197) no Hoare annotation was computed. [2021-11-07 01:20:11,795 INFO L853 garLoopResultBuilder]: At program point L180-3(lines 1 961) the Hoare annotation is: false [2021-11-07 01:20:11,795 INFO L857 garLoopResultBuilder]: For program point L180-4(lines 180 197) no Hoare annotation was computed. [2021-11-07 01:20:11,795 INFO L853 garLoopResultBuilder]: At program point L180-5(lines 1 961) the Hoare annotation is: false [2021-11-07 01:20:11,795 INFO L853 garLoopResultBuilder]: At program point L214-2(lines 214 228) the Hoare annotation is: false [2021-11-07 01:20:11,795 INFO L857 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-11-07 01:20:11,796 INFO L857 garLoopResultBuilder]: For program point L184(lines 184 194) no Hoare annotation was computed. [2021-11-07 01:20:11,796 INFO L857 garLoopResultBuilder]: For program point L184-2(lines 184 194) no Hoare annotation was computed. [2021-11-07 01:20:11,796 INFO L857 garLoopResultBuilder]: For program point L184-4(lines 184 194) no Hoare annotation was computed. [2021-11-07 01:20:11,796 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:20:11,796 INFO L857 garLoopResultBuilder]: For program point L218(lines 218 222) no Hoare annotation was computed. [2021-11-07 01:20:11,796 INFO L857 garLoopResultBuilder]: For program point L185(lines 185 191) no Hoare annotation was computed. [2021-11-07 01:20:11,797 INFO L857 garLoopResultBuilder]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2021-11-07 01:20:11,797 INFO L857 garLoopResultBuilder]: For program point L185-2(lines 185 191) no Hoare annotation was computed. [2021-11-07 01:20:11,797 INFO L857 garLoopResultBuilder]: For program point L185-4(lines 185 191) no Hoare annotation was computed. [2021-11-07 01:20:11,797 INFO L857 garLoopResultBuilder]: For program point L384(lines 384 401) no Hoare annotation was computed. [2021-11-07 01:20:11,797 INFO L857 garLoopResultBuilder]: For program point L384-1(lines 384 401) no Hoare annotation was computed. [2021-11-07 01:20:11,797 INFO L857 garLoopResultBuilder]: For program point L384-2(lines 384 401) no Hoare annotation was computed. [2021-11-07 01:20:11,798 INFO L857 garLoopResultBuilder]: For program point L87(lines 87 91) no Hoare annotation was computed. [2021-11-07 01:20:11,798 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 523) no Hoare annotation was computed. [2021-11-07 01:20:11,798 INFO L853 garLoopResultBuilder]: At program point L517-1(lines 517 523) the Hoare annotation is: (let ((.cse10 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (let ((.cse6 (= ~waterLevel~0 (_ bv2 32))) (.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse18 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse11 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse8 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0)) (.cse4 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse9 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse7 (= (_ bv1 32) ~pumpRunning~0)) (.cse15 (not .cse10)) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= ~waterLevel~0 (_ bv1 32))) (.cse16 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0))) (.cse17 (not (= ~waterLevel~0 (_ bv3 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse1 .cse2 .cse5) (and .cse0 .cse7 .cse6 .cse8 .cse2 .cse9 .cse10) (and .cse0 .cse11 .cse1 .cse12 .cse8 .cse2 .cse13 .cse4 .cse14 .cse5) (and .cse0 .cse6 .cse2 .cse9 .cse5) (and .cse0 .cse15 .cse12 .cse2 .cse3 .cse16 .cse9 .cse14 .cse5) (and .cse0 .cse7 .cse6 .cse1 .cse2 .cse17) (and .cse0 .cse11 .cse12 .cse8 .cse2 .cse13 .cse4 .cse9 .cse14 .cse5) (and .cse0 .cse7 .cse11 .cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)) .cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) .cse13 .cse18) (and .cse0 .cse7 .cse11 .cse1 .cse8 .cse2 .cse13 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32)) .cse18) (and .cse0 .cse11 .cse8 .cse2 .cse3 .cse4 .cse9 .cse5) (and .cse0 .cse7 .cse15 .cse1 .cse2 .cse3 .cse16 .cse17)))) [2021-11-07 01:20:11,798 INFO L853 garLoopResultBuilder]: At program point L584(lines 1 961) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:20:11,799 INFO L857 garLoopResultBuilder]: For program point L486(lines 486 490) no Hoare annotation was computed. [2021-11-07 01:20:11,799 INFO L857 garLoopResultBuilder]: For program point L486-2(lines 486 490) no Hoare annotation was computed. [2021-11-07 01:20:11,799 INFO L857 garLoopResultBuilder]: For program point L486-3(lines 486 490) no Hoare annotation was computed. [2021-11-07 01:20:11,799 INFO L857 garLoopResultBuilder]: For program point L486-5(lines 486 490) no Hoare annotation was computed. [2021-11-07 01:20:11,799 INFO L857 garLoopResultBuilder]: For program point L486-6(lines 486 490) no Hoare annotation was computed. [2021-11-07 01:20:11,799 INFO L857 garLoopResultBuilder]: For program point L486-8(lines 486 490) no Hoare annotation was computed. [2021-11-07 01:20:11,800 INFO L857 garLoopResultBuilder]: For program point L486-9(lines 486 490) no Hoare annotation was computed. [2021-11-07 01:20:11,800 INFO L857 garLoopResultBuilder]: For program point L486-11(lines 486 490) no Hoare annotation was computed. [2021-11-07 01:20:11,800 INFO L857 garLoopResultBuilder]: For program point L486-12(lines 486 490) no Hoare annotation was computed. [2021-11-07 01:20:11,800 INFO L857 garLoopResultBuilder]: For program point L486-14(lines 486 490) no Hoare annotation was computed. [2021-11-07 01:20:11,800 INFO L857 garLoopResultBuilder]: For program point L486-15(lines 486 490) no Hoare annotation was computed. [2021-11-07 01:20:11,800 INFO L857 garLoopResultBuilder]: For program point L486-17(lines 486 490) no Hoare annotation was computed. [2021-11-07 01:20:11,801 INFO L853 garLoopResultBuilder]: At program point L553(lines 506 554) the Hoare annotation is: false [2021-11-07 01:20:11,801 INFO L857 garLoopResultBuilder]: For program point L388(lines 388 396) no Hoare annotation was computed. [2021-11-07 01:20:11,801 INFO L857 garLoopResultBuilder]: For program point L388-1(lines 388 396) no Hoare annotation was computed. [2021-11-07 01:20:11,801 INFO L857 garLoopResultBuilder]: For program point L388-2(lines 388 396) no Hoare annotation was computed. [2021-11-07 01:20:11,801 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:20:11,801 INFO L857 garLoopResultBuilder]: For program point L291(lines 291 298) no Hoare annotation was computed. [2021-11-07 01:20:11,802 INFO L860 garLoopResultBuilder]: At program point L291-1(lines 291 298) the Hoare annotation is: true [2021-11-07 01:20:11,802 INFO L853 garLoopResultBuilder]: At program point L159(lines 154 161) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:20:11,802 INFO L857 garLoopResultBuilder]: For program point L358(lines 358 375) no Hoare annotation was computed. [2021-11-07 01:20:11,802 INFO L857 garLoopResultBuilder]: For program point L358-1(lines 358 375) no Hoare annotation was computed. [2021-11-07 01:20:11,802 INFO L857 garLoopResultBuilder]: For program point L358-2(lines 358 375) no Hoare annotation was computed. [2021-11-07 01:20:11,802 INFO L857 garLoopResultBuilder]: For program point L358-3(lines 358 375) no Hoare annotation was computed. [2021-11-07 01:20:11,803 INFO L857 garLoopResultBuilder]: For program point L358-4(lines 358 375) no Hoare annotation was computed. [2021-11-07 01:20:11,803 INFO L857 garLoopResultBuilder]: For program point L358-5(lines 358 375) no Hoare annotation was computed. [2021-11-07 01:20:11,803 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:20:11,803 INFO L853 garLoopResultBuilder]: At program point L326(lines 322 344) the Hoare annotation is: (let ((.cse10 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse1 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse4 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse12 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse6 (= ~waterLevel~0 (_ bv0 32))) (.cse15 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0))) (.cse8 (= (_ bv0 32) ~pumpRunning~0)) (.cse13 (not .cse10)) (.cse9 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse11 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse14 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse17 (= ~waterLevel~0 (_ bv1 32))) (.cse16 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse9 .cse7 .cse8) (and .cse0 .cse10 .cse2 .cse5 .cse8) (and .cse0 .cse11 .cse12 .cse2 .cse13 .cse5 .cse14 .cse6 .cse15 .cse16) (and .cse0 .cse10 .cse5 .cse9 .cse8) (and .cse0 .cse11 .cse12 .cse13 .cse5 .cse14 .cse6 .cse15 .cse9 .cse16) (and .cse0 .cse5 .cse17 .cse9 .cse8) (and .cse0 .cse2 .cse5 .cse17 .cse8) (and .cse0 .cse11 .cse13 .cse5 .cse14 .cse17 .cse9 .cse16) (and .cse0 .cse11 .cse2 .cse5 .cse14 .cse17 .cse16)))) [2021-11-07 01:20:11,804 INFO L853 garLoopResultBuilder]: At program point L326-1(lines 322 344) the Hoare annotation is: false [2021-11-07 01:20:11,804 INFO L853 garLoopResultBuilder]: At program point L326-2(lines 322 344) the Hoare annotation is: false [2021-11-07 01:20:11,804 INFO L853 garLoopResultBuilder]: At program point L492(lines 477 495) the Hoare annotation is: false [2021-11-07 01:20:11,804 INFO L853 garLoopResultBuilder]: At program point L492-1(lines 477 495) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse7 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse9 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0)) (.cse12 (= ~waterLevel~0 (_ bv0 32))) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv0 32)))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse11 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse15 (= ~waterLevel~0 (_ bv1 32))) (.cse13 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse5 .cse4) (and .cse0 .cse6 .cse7 .cse8 .cse9 .cse10 .cse3 .cse11 .cse12 .cse13 .cse5 .cse14 .cse4) (and .cse0 .cse6 .cse7 .cse2 .cse8 .cse9 .cse10 .cse3 .cse11 .cse12 .cse13 .cse14 .cse4) (and .cse0 .cse6 .cse10 .cse3 .cse11 .cse15 .cse13 .cse5 .cse4) (and .cse0 .cse6 .cse2 .cse10 .cse3 .cse11 .cse15 .cse13 .cse4))) [2021-11-07 01:20:11,804 INFO L853 garLoopResultBuilder]: At program point L492-2(lines 477 495) the Hoare annotation is: false [2021-11-07 01:20:11,805 INFO L853 garLoopResultBuilder]: At program point L492-3(lines 477 495) the Hoare annotation is: false [2021-11-07 01:20:11,805 INFO L853 garLoopResultBuilder]: At program point L492-4(lines 477 495) the Hoare annotation is: false [2021-11-07 01:20:11,805 INFO L853 garLoopResultBuilder]: At program point L492-5(lines 477 495) the Hoare annotation is: false [2021-11-07 01:20:11,805 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 67) no Hoare annotation was computed. [2021-11-07 01:20:11,805 INFO L857 garLoopResultBuilder]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2021-11-07 01:20:11,805 INFO L857 garLoopResultBuilder]: For program point L63-6(lines 63 67) no Hoare annotation was computed. [2021-11-07 01:20:11,806 INFO L853 garLoopResultBuilder]: At program point L592(lines 587 595) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:20:11,806 INFO L857 garLoopResultBuilder]: For program point L527(lines 527 533) no Hoare annotation was computed. [2021-11-07 01:20:11,806 INFO L853 garLoopResultBuilder]: At program point L527-1(lines 527 533) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse9 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse23 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0))) (let ((.cse6 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse11 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse17 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse18 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse5 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse7 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0)) (.cse8 (= ~waterLevel~0 (_ bv0 32))) (.cse20 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse19 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse12 (= (_ bv1 32) ~pumpRunning~0)) (.cse14 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse16 (not .cse23)) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse21 (not .cse1)) (.cse15 (= ~waterLevel~0 (_ bv1 32))) (.cse22 (or (and .cse0 .cse23 .cse3 .cse4) (and .cse0 .cse3 .cse9 .cse4))) (.cse13 (not (= ~waterLevel~0 (_ bv3 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse6 .cse7 .cse3 .cse8 .cse9 .cse10 .cse4) (and .cse0 .cse1 .cse3 .cse11 .cse4) (and .cse0 .cse12 .cse1 .cse3 .cse13 .cse11) (and .cse0 .cse12 .cse14 .cse3 .cse15 .cse16 .cse13 .cse11) (and .cse0 .cse12 .cse1 .cse2 .cse3 .cse13) (and .cse0 .cse5 .cse6 .cse7 .cse3 .cse8 .cse9 .cse11 .cse10 .cse4) (and .cse0 .cse12 .cse5 .cse7 .cse3 .cse17 .cse18 .cse8 .cse11 .cse19) (and .cse0 .cse12 .cse5 .cse7 .cse3 .cse8 .cse11 .cse20 .cse19) (and .cse21 .cse15 .cse22 .cse13 .cse11) (and .cse0 .cse12 .cse5 .cse2 .cse7 .cse3 .cse17 .cse18 .cse8 .cse19) (and .cse0 .cse12 .cse5 .cse2 .cse7 .cse3 .cse8 .cse20 .cse19) (and .cse0 .cse12 .cse14 .cse2 .cse3 .cse15 .cse16 .cse13) (and .cse2 .cse21 .cse15 .cse22 .cse13)))) [2021-11-07 01:20:11,806 INFO L853 garLoopResultBuilder]: At program point L428(lines 421 431) the Hoare annotation is: (let ((.cse8 (= ~waterLevel~0 (_ bv1 32))) (.cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse11 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse13 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (not (= ~waterLevel~0 (_ bv2 32)))) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse7 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse14 (= ~waterLevel~0 (_ bv0 32))) (.cse15 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0))) (.cse9 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse3 .cse10 .cse6 .cse7 .cse8 .cse11 .cse12 .cse9) (and .cse0 .cse1 .cse13 .cse3 .cse10 .cse6 .cse7 .cse14 .cse15 .cse11 .cse12 .cse9) (and .cse0 .cse1 .cse13 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse14 .cse15 .cse9))) [2021-11-07 01:20:11,807 INFO L853 garLoopResultBuilder]: At program point L428-1(lines 421 431) the Hoare annotation is: false [2021-11-07 01:20:11,807 INFO L857 garLoopResultBuilder]: For program point L362(lines 362 370) no Hoare annotation was computed. [2021-11-07 01:20:11,807 INFO L853 garLoopResultBuilder]: At program point L428-2(lines 421 431) the Hoare annotation is: false [2021-11-07 01:20:11,807 INFO L857 garLoopResultBuilder]: For program point L362-1(lines 362 370) no Hoare annotation was computed. [2021-11-07 01:20:11,807 INFO L857 garLoopResultBuilder]: For program point L362-2(lines 362 370) no Hoare annotation was computed. [2021-11-07 01:20:11,807 INFO L853 garLoopResultBuilder]: At program point L263(lines 259 265) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:20:11,808 INFO L857 garLoopResultBuilder]: For program point L362-3(lines 362 370) no Hoare annotation was computed. [2021-11-07 01:20:11,808 INFO L857 garLoopResultBuilder]: For program point L362-4(lines 362 370) no Hoare annotation was computed. [2021-11-07 01:20:11,808 INFO L857 garLoopResultBuilder]: For program point L362-5(lines 362 370) no Hoare annotation was computed. [2021-11-07 01:20:11,808 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:20:11,808 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 309) no Hoare annotation was computed. [2021-11-07 01:20:11,809 INFO L853 garLoopResultBuilder]: At program point L132(lines 127 135) the Hoare annotation is: (let ((.cse9 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (let ((.cse2 (not .cse9)) (.cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse13 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse8 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse14 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse16 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse17 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse4 (= ~waterLevel~0 (_ bv1 32))) (.cse18 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse7 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse3 .cse9 .cse6) (and .cse0 .cse1 .cse2 .cse8 .cse3 .cse4 .cse6) (and .cse0 .cse1 .cse10 .cse3 .cse11 .cse5 .cse12 .cse6) (and .cse0 .cse1 .cse8 .cse10 .cse3 .cse11 .cse12 .cse6) (and .cse0 .cse13 .cse1 .cse8 .cse3 .cse9) (and .cse0 .cse13 .cse1 .cse8 .cse14 .cse15 .cse3 .cse16 .cse17 .cse11 .cse18) (and .cse0 .cse13 .cse1 .cse3 .cse5 .cse9) (and .cse0 .cse13 .cse1 .cse8 .cse14 .cse15 .cse3 .cse16 .cse17 .cse4 .cse18) (and .cse0 .cse7 .cse3 .cse5 .cse9 .cse6)))) [2021-11-07 01:20:11,809 INFO L853 garLoopResultBuilder]: At program point L132-1(lines 127 135) the Hoare annotation is: false [2021-11-07 01:20:11,809 INFO L853 garLoopResultBuilder]: At program point L132-2(lines 127 135) the Hoare annotation is: false [2021-11-07 01:20:11,809 INFO L853 garLoopResultBuilder]: At program point L100(lines 95 103) the Hoare annotation is: (let ((.cse6 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse5 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse9 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse12 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (not (= ~waterLevel~0 (_ bv2 32)))) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse4 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse10 (= ~waterLevel~0 (_ bv0 32))) (.cse11 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0))) (.cse8 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse9 .cse2 .cse3 .cse4 .cse10 .cse11 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse12 .cse2 .cse13 .cse3 .cse4 .cse5 .cse8) (and .cse0 .cse1 .cse9 .cse12 .cse2 .cse13 .cse3 .cse4 .cse10 .cse11 .cse8))) [2021-11-07 01:20:11,809 INFO L853 garLoopResultBuilder]: At program point L100-1(lines 95 103) the Hoare annotation is: false [2021-11-07 01:20:11,810 INFO L853 garLoopResultBuilder]: At program point L100-2(lines 95 103) the Hoare annotation is: false [2021-11-07 01:20:11,813 INFO L731 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:20:11,815 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:20:11,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:20:11 BoogieIcfgContainer [2021-11-07 01:20:11,880 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:20:11,881 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:20:11,881 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:20:11,881 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:20:11,882 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:19:03" (3/4) ... [2021-11-07 01:20:11,885 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:20:11,905 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 01:20:11,907 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 01:20:11,908 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 01:20:11,909 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 01:20:11,910 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:20:11,911 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:20:11,912 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:20:11,938 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 2bv32 == tmp) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && 2bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 2bv32 == tmp) && waterLevel == tmp) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 2bv32 == tmp) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 2bv32 == tmp) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:20:11,939 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && waterLevel == tmp) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32))) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && !(waterLevel == 3bv32)) [2021-11-07 01:20:11,939 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32))) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((!(waterLevel == 2bv32) && waterLevel == 1bv32) && ((((splverifierCounter == 0bv32 && 2bv32 == tmp) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning))) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && !(waterLevel == 3bv32))) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && ((((splverifierCounter == 0bv32 && 2bv32 == tmp) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning))) && !(waterLevel == 3bv32)) [2021-11-07 01:20:11,940 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && !(waterLevel == 3bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result) [2021-11-07 01:20:11,940 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && !(waterLevel == 3bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result) [2021-11-07 01:20:11,941 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) [2021-11-07 01:20:11,941 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && 1bv32 == \result) [2021-11-07 01:20:11,942 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 2bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) [2021-11-07 01:20:11,943 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && 1bv32 == \result) [2021-11-07 01:20:11,944 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && 1bv32 == \result) [2021-11-07 01:20:11,944 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) [2021-11-07 01:20:11,944 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) [2021-11-07 01:20:11,946 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) [2021-11-07 01:20:12,004 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:20:12,005 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:20:12,006 INFO L168 Benchmark]: Toolchain (without parser) took 71912.08 ms. Allocated memory was 77.6 MB in the beginning and 234.9 MB in the end (delta: 157.3 MB). Free memory was 61.5 MB in the beginning and 159.7 MB in the end (delta: -98.2 MB). Peak memory consumption was 58.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:20:12,007 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 77.6 MB. Free memory is still 58.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:20:12,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.32 ms. Allocated memory is still 77.6 MB. Free memory was 61.3 MB in the beginning and 45.0 MB in the end (delta: 16.3 MB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:20:12,008 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.48 ms. Allocated memory is still 77.6 MB. Free memory was 45.0 MB in the beginning and 41.4 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:20:12,008 INFO L168 Benchmark]: Boogie Preprocessor took 89.91 ms. Allocated memory is still 77.6 MB. Free memory was 41.4 MB in the beginning and 38.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:20:12,009 INFO L168 Benchmark]: RCFGBuilder took 2626.62 ms. Allocated memory was 77.6 MB in the beginning and 100.7 MB in the end (delta: 23.1 MB). Free memory was 38.6 MB in the beginning and 71.1 MB in the end (delta: -32.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:20:12,009 INFO L168 Benchmark]: TraceAbstraction took 68316.68 ms. Allocated memory was 100.7 MB in the beginning and 234.9 MB in the end (delta: 134.2 MB). Free memory was 70.4 MB in the beginning and 169.1 MB in the end (delta: -98.7 MB). Peak memory consumption was 155.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:20:12,010 INFO L168 Benchmark]: Witness Printer took 124.18 ms. Allocated memory is still 234.9 MB. Free memory was 169.1 MB in the beginning and 159.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:20:12,012 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 77.6 MB. Free memory is still 58.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 649.32 ms. Allocated memory is still 77.6 MB. Free memory was 61.3 MB in the beginning and 45.0 MB in the end (delta: 16.3 MB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.48 ms. Allocated memory is still 77.6 MB. Free memory was 45.0 MB in the beginning and 41.4 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 89.91 ms. Allocated memory is still 77.6 MB. Free memory was 41.4 MB in the beginning and 38.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2626.62 ms. Allocated memory was 77.6 MB in the beginning and 100.7 MB in the end (delta: 23.1 MB). Free memory was 38.6 MB in the beginning and 71.1 MB in the end (delta: -32.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 68316.68 ms. Allocated memory was 100.7 MB in the beginning and 234.9 MB in the end (delta: 134.2 MB). Free memory was 70.4 MB in the beginning and 169.1 MB in the end (delta: -98.7 MB). Peak memory consumption was 155.6 MB. Max. memory is 16.1 GB. * Witness Printer took 124.18 ms. Allocated memory is still 234.9 MB. Free memory was 169.1 MB in the beginning and 159.7 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: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 309]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 309]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 309]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 120 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 68.1s, OverallIterations: 15, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 17.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 19.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1630 SDtfs, 3218 SDslu, 4047 SDs, 0 SdLazy, 608 SolverSat, 141 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3129 GetRequests, 3005 SyntacticMatches, 0 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=714occurred in iteration=13, InterpolantAutomatonStates: 109, 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, 15 MinimizatonAttempts, 1722 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 49 PreInvPairs, 412 NumberOfFragments, 3354 HoareAnnotationTreeSize, 49 FomulaSimplifications, 4442376 FormulaSimplificationTreeSizeReduction, 3.8s HoareSimplificationTime, 49 FomulaSimplificationsInter, 1765446 FormulaSimplificationTreeSizeReductionInter, 16.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 7.1s SatisfiabilityAnalysisTime, 10.6s InterpolantComputationTime, 1548 NumberOfCodeBlocks, 1548 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 3050 ConstructedInterpolants, 0 QuantifiedInterpolants, 6353 SizeOfPredicates, 73 NumberOfNonLiveVariables, 5963 ConjunctsInSsa, 122 ConjunctsInUnsatCore, 46 InterpolantComputations, 23 PerfectInterpolantSequences, 2266/2496 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: (((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && !(waterLevel == 3bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result) - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 421]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 2bv32 == tmp) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && 2bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 2bv32 == tmp) && waterLevel == tmp) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 2bv32 == tmp) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 2bv32 == tmp) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: (((((((((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && waterLevel == tmp) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32))) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && !(waterLevel == 3bv32)) - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32))) || (((((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((!(waterLevel == 2bv32) && waterLevel == 1bv32) && ((((splverifierCounter == 0bv32 && 2bv32 == tmp) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning))) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && !(waterLevel == 3bv32))) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && ((((splverifierCounter == 0bv32 && 2bv32 == tmp) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning))) && !(waterLevel == 3bv32)) - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 421]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && 1bv32 == \result) - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 421]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && 1bv32 == \result) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 2bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: (((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && !(waterLevel == 3bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && waterLevel == tmp) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == tmp) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(2bv32 == tmp)) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(2bv32 == tmp)) && 1bv32 == \result) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == \result) && \result == 1bv32) && waterLevel == tmp) && systemActive == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) RESULT: Ultimate proved your program to be correct! [2021-11-07 01:20:12,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b412852a-2310-46c0-98db-e82e8d2731d4/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE