./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product18.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_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/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_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/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_ce8fd31f-a761-49b8-a9a5-2d71671741d3/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 35231ca8045aab57f76a1443f240aec6c4fd98e44f4fcbe92b2ad0643ba01515 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:17:02,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:17:02,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:17:02,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:17:02,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:17:02,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:17:02,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:17:02,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:17:02,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:17:02,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:17:02,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:17:02,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:17:02,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:17:03,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:17:03,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:17:03,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:17:03,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:17:03,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:17:03,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:17:03,011 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:17:03,013 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:17:03,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:17:03,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:17:03,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:17:03,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:17:03,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:17:03,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:17:03,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:17:03,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:17:03,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:17:03,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:17:03,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:17:03,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:17:03,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:17:03,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:17:03,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:17:03,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:17:03,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:17:03,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:17:03,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:17:03,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:17:03,044 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 02:17:03,094 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:17:03,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:17:03,096 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:17:03,096 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:17:03,097 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:17:03,097 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:17:03,097 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:17:03,097 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:17:03,098 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:17:03,098 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:17:03,099 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:17:03,099 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:17:03,100 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:17:03,100 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:17:03,100 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:17:03,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:17:03,101 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 02:17:03,102 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:17:03,102 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 02:17:03,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:17:03,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:17:03,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:17:03,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:17:03,103 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:17:03,103 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 02:17:03,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:17:03,104 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:17:03,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:17:03,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:17:03,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:17:03,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:17:03,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:17:03,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:17:03,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:17:03,106 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:17:03,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:17:03,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:17:03,107 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:17:03,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:17:03,107 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_ce8fd31f-a761-49b8-a9a5-2d71671741d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35231ca8045aab57f76a1443f240aec6c4fd98e44f4fcbe92b2ad0643ba01515 [2021-11-07 02:17:03,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:17:03,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:17:03,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:17:03,409 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:17:03,410 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:17:03,411 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c [2021-11-07 02:17:03,480 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/data/d78f27e27/6930cc7224654238a170d28ef9f44a40/FLAG113f35f4d [2021-11-07 02:17:04,003 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:17:04,004 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c [2021-11-07 02:17:04,032 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/data/d78f27e27/6930cc7224654238a170d28ef9f44a40/FLAG113f35f4d [2021-11-07 02:17:04,316 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/data/d78f27e27/6930cc7224654238a170d28ef9f44a40 [2021-11-07 02:17:04,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:17:04,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:17:04,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:17:04,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:17:04,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:17:04,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:17:04" (1/1) ... [2021-11-07 02:17:04,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9c7d607 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:04, skipping insertion in model container [2021-11-07 02:17:04,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:17:04" (1/1) ... [2021-11-07 02:17:04,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:17:04,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:17:04,673 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_ce8fd31f-a761-49b8-a9a5-2d71671741d3/sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c[18052,18065] [2021-11-07 02:17:04,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:17:04,710 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 02:17:04,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f4c73d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:04, skipping insertion in model container [2021-11-07 02:17:04,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:17:04,711 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:17:04,713 INFO L168 Benchmark]: Toolchain (without parser) took 392.10 ms. Allocated memory is still 100.7 MB. Free memory was 66.2 MB in the beginning and 72.4 MB in the end (delta: -6.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 02:17:04,713 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 100.7 MB. Free memory is still 53.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:17:04,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 381.87 ms. Allocated memory is still 100.7 MB. Free memory was 66.0 MB in the beginning and 72.4 MB in the end (delta: -6.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 02:17:04,716 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 100.7 MB. Free memory is still 53.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 381.87 ms. Allocated memory is still 100.7 MB. Free memory was 66.0 MB in the beginning and 72.4 MB in the end (delta: -6.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 545]: 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_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/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_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/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_ce8fd31f-a761-49b8-a9a5-2d71671741d3/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 35231ca8045aab57f76a1443f240aec6c4fd98e44f4fcbe92b2ad0643ba01515 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:17:07,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:17:07,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:17:07,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:17:07,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:17:07,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:17:07,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:17:07,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:17:07,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:17:07,133 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:17:07,135 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:17:07,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:17:07,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:17:07,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:17:07,145 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:17:07,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:17:07,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:17:07,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:17:07,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:17:07,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:17:07,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:17:07,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:17:07,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:17:07,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:17:07,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:17:07,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:17:07,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:17:07,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:17:07,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:17:07,189 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:17:07,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:17:07,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:17:07,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:17:07,194 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:17:07,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:17:07,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:17:07,197 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:17:07,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:17:07,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:17:07,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:17:07,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:17:07,215 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 02:17:07,262 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:17:07,262 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:17:07,263 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:17:07,264 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:17:07,264 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:17:07,264 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:17:07,264 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:17:07,265 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:17:07,265 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:17:07,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:17:07,267 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 02:17:07,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 02:17:07,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:17:07,268 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:17:07,268 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:17:07,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:17:07,269 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:17:07,269 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 02:17:07,269 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 02:17:07,270 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 02:17:07,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:17:07,270 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:17:07,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:17:07,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:17:07,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 02:17:07,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:17:07,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:17:07,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:17:07,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:17:07,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:17:07,272 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 02:17:07,273 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 02:17:07,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:17:07,273 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:17:07,274 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:17:07,274 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_ce8fd31f-a761-49b8-a9a5-2d71671741d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35231ca8045aab57f76a1443f240aec6c4fd98e44f4fcbe92b2ad0643ba01515 [2021-11-07 02:17:07,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:17:07,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:17:07,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:17:07,730 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:17:07,731 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:17:07,734 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c [2021-11-07 02:17:07,812 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/data/5c24644f5/71f195ef19f24c9c856a4f942f5f9df0/FLAGd8379336e [2021-11-07 02:17:08,453 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:17:08,457 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c [2021-11-07 02:17:08,477 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/data/5c24644f5/71f195ef19f24c9c856a4f942f5f9df0/FLAGd8379336e [2021-11-07 02:17:08,817 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/data/5c24644f5/71f195ef19f24c9c856a4f942f5f9df0 [2021-11-07 02:17:08,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:17:08,825 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:17:08,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:17:08,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:17:08,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:17:08,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:17:08" (1/1) ... [2021-11-07 02:17:08,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@783c4072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:08, skipping insertion in model container [2021-11-07 02:17:08,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:17:08" (1/1) ... [2021-11-07 02:17:08,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:17:08,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:17:09,226 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_ce8fd31f-a761-49b8-a9a5-2d71671741d3/sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c[18052,18065] [2021-11-07 02:17:09,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:17:09,251 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 02:17:09,267 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:17:09,402 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_ce8fd31f-a761-49b8-a9a5-2d71671741d3/sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c[18052,18065] [2021-11-07 02:17:09,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:17:09,408 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 02:17:09,494 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_ce8fd31f-a761-49b8-a9a5-2d71671741d3/sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c[18052,18065] [2021-11-07 02:17:09,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:17:09,521 INFO L208 MainTranslator]: Completed translation [2021-11-07 02:17:09,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:09 WrapperNode [2021-11-07 02:17:09,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:17:09,523 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 02:17:09,523 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 02:17:09,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 02:17:09,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:09" (1/1) ... [2021-11-07 02:17:09,558 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:09" (1/1) ... [2021-11-07 02:17:09,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 02:17:09,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 02:17:09,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 02:17:09,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 02:17:09,602 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:09" (1/1) ... [2021-11-07 02:17:09,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:09" (1/1) ... [2021-11-07 02:17:09,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:09" (1/1) ... [2021-11-07 02:17:09,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:09" (1/1) ... [2021-11-07 02:17:09,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:09" (1/1) ... [2021-11-07 02:17:09,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:09" (1/1) ... [2021-11-07 02:17:09,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:09" (1/1) ... [2021-11-07 02:17:09,634 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 02:17:09,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 02:17:09,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 02:17:09,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 02:17:09,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:09" (1/1) ... [2021-11-07 02:17:09,643 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:17:09,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:17:09,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 02:17:09,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 02:17:09,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 02:17:09,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 02:17:09,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 02:17:09,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 02:17:12,052 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 02:17:12,053 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-07 02:17:12,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:17:12 BoogieIcfgContainer [2021-11-07 02:17:12,055 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 02:17:12,057 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 02:17:12,057 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 02:17:12,060 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 02:17:12,060 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:17:08" (1/3) ... [2021-11-07 02:17:12,061 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2474426e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:17:12, skipping insertion in model container [2021-11-07 02:17:12,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:09" (2/3) ... [2021-11-07 02:17:12,062 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2474426e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:17:12, skipping insertion in model container [2021-11-07 02:17:12,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:17:12" (3/3) ... [2021-11-07 02:17:12,063 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product18.cil.c [2021-11-07 02:17:12,069 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 02:17:12,069 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 02:17:12,116 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 02:17:12,122 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 02:17:12,122 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 02:17:12,138 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 75 states have (on average 1.5733333333333333) internal successors, (118), 78 states have internal predecessors, (118), 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 02:17:12,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-07 02:17:12,145 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:17:12,145 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:17:12,146 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 02:17:12,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:17:12,152 INFO L85 PathProgramCache]: Analyzing trace with hash -139589629, now seen corresponding path program 1 times [2021-11-07 02:17:12,166 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:17:12,167 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [873629627] [2021-11-07 02:17:12,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:17:12,168 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:17:12,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:17:12,174 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:17:12,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 02:17:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:17:12,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 02:17:12,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:17:12,535 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 02:17:12,535 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:17:12,602 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 02:17:12,603 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:17:12,603 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [873629627] [2021-11-07 02:17:12,604 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [873629627] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:17:12,604 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:17:12,605 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 02:17:12,606 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007861837] [2021-11-07 02:17:12,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 02:17:12,612 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:17:12,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 02:17:12,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 02:17:12,632 INFO L87 Difference]: Start difference. First operand has 79 states, 75 states have (on average 1.5733333333333333) internal successors, (118), 78 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:17:12,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:17:12,672 INFO L93 Difference]: Finished difference Result 151 states and 228 transitions. [2021-11-07 02:17:12,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 02:17:12,673 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-07 02:17:12,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:17:12,683 INFO L225 Difference]: With dead ends: 151 [2021-11-07 02:17:12,683 INFO L226 Difference]: Without dead ends: 75 [2021-11-07 02:17:12,686 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 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 02:17:12,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-11-07 02:17:12,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-11-07 02:17:12,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 72 states have (on average 1.4722222222222223) internal successors, (106), 74 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 02:17:12,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 106 transitions. [2021-11-07 02:17:12,722 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 106 transitions. Word has length 18 [2021-11-07 02:17:12,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:17:12,723 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 106 transitions. [2021-11-07 02:17:12,723 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:17:12,723 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2021-11-07 02:17:12,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 02:17:12,725 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:17:12,725 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 02:17:12,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 02:17:12,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:17:12,937 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 02:17:12,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:17:12,939 INFO L85 PathProgramCache]: Analyzing trace with hash 221130307, now seen corresponding path program 1 times [2021-11-07 02:17:12,939 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:17:12,940 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1971324882] [2021-11-07 02:17:12,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:17:12,940 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:17:12,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:17:12,944 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:17:12,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 02:17:13,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:17:13,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:17:13,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:17:13,199 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 02:17:13,199 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:17:13,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:17:13,264 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:17:13,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1971324882] [2021-11-07 02:17:13,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1971324882] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:17:13,265 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:17:13,265 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 02:17:13,265 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648425874] [2021-11-07 02:17:13,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 02:17:13,268 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:17:13,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 02:17:13,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:17:13,274 INFO L87 Difference]: Start difference. First operand 75 states and 106 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:17:13,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:17:13,303 INFO L93 Difference]: Finished difference Result 75 states and 106 transitions. [2021-11-07 02:17:13,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 02:17:13,304 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-07 02:17:13,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:17:13,306 INFO L225 Difference]: With dead ends: 75 [2021-11-07 02:17:13,306 INFO L226 Difference]: Without dead ends: 35 [2021-11-07 02:17:13,307 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 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 02:17:13,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-11-07 02:17:13,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-11-07 02:17:13,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.4411764705882353) internal successors, (49), 34 states have internal predecessors, (49), 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 02:17:13,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2021-11-07 02:17:13,321 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2021-11-07 02:17:13,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:17:13,322 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2021-11-07 02:17:13,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:17:13,323 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2021-11-07 02:17:13,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-07 02:17:13,324 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:17:13,325 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] [2021-11-07 02:17:13,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 02:17:13,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:17:13,537 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 02:17:13,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:17:13,538 INFO L85 PathProgramCache]: Analyzing trace with hash -716043337, now seen corresponding path program 1 times [2021-11-07 02:17:13,538 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:17:13,539 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [352906074] [2021-11-07 02:17:13,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:17:13,539 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:17:13,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:17:13,541 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:17:13,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 02:17:13,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:17:13,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:17:13,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:17:13,850 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 02:17:13,850 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:17:13,917 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 02:17:13,917 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:17:13,918 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [352906074] [2021-11-07 02:17:13,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [352906074] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:17:13,918 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:17:13,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 02:17:13,919 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589507482] [2021-11-07 02:17:13,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 02:17:13,920 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:17:13,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 02:17:13,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:17:13,923 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:17:13,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:17:13,970 INFO L93 Difference]: Finished difference Result 63 states and 91 transitions. [2021-11-07 02:17:13,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 02:17:13,971 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-11-07 02:17:13,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:17:13,972 INFO L225 Difference]: With dead ends: 63 [2021-11-07 02:17:13,972 INFO L226 Difference]: Without dead ends: 35 [2021-11-07 02:17:13,973 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 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 02:17:13,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-11-07 02:17:13,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-11-07 02:17:13,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.411764705882353) internal successors, (48), 34 states have internal predecessors, (48), 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 02:17:13,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions. [2021-11-07 02:17:13,985 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 24 [2021-11-07 02:17:13,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:17:13,985 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions. [2021-11-07 02:17:13,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:17:13,987 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2021-11-07 02:17:13,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-07 02:17:13,989 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:17:13,989 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] [2021-11-07 02:17:14,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 02:17:14,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:17:14,212 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 02:17:14,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:17:14,213 INFO L85 PathProgramCache]: Analyzing trace with hash -1023539591, now seen corresponding path program 1 times [2021-11-07 02:17:14,213 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:17:14,213 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [417581374] [2021-11-07 02:17:14,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:17:14,214 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:17:14,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:17:14,215 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:17:14,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 02:17:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:17:14,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 02:17:14,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:17:14,627 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 02:17:14,627 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:17:14,728 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 02:17:14,729 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:17:14,729 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [417581374] [2021-11-07 02:17:14,729 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [417581374] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:17:14,729 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:17:14,729 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 02:17:14,730 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859957242] [2021-11-07 02:17:14,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 02:17:14,730 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:17:14,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 02:17:14,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 02:17:14,731 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 02:17:14,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:17:14,821 INFO L93 Difference]: Finished difference Result 154 states and 228 transitions. [2021-11-07 02:17:14,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 02:17:14,823 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 25 [2021-11-07 02:17:14,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:17:14,824 INFO L225 Difference]: With dead ends: 154 [2021-11-07 02:17:14,824 INFO L226 Difference]: Without dead ends: 126 [2021-11-07 02:17:14,825 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 45 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 02:17:14,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2021-11-07 02:17:14,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 58. [2021-11-07 02:17:14,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 57 states have internal predecessors, (81), 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 02:17:14,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 81 transitions. [2021-11-07 02:17:14,835 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 81 transitions. Word has length 25 [2021-11-07 02:17:14,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:17:14,835 INFO L470 AbstractCegarLoop]: Abstraction has 58 states and 81 transitions. [2021-11-07 02:17:14,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 02:17:14,835 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2021-11-07 02:17:14,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 02:17:14,836 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:17:14,837 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 02:17:14,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 02:17:15,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:17:15,037 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 02:17:15,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:17:15,038 INFO L85 PathProgramCache]: Analyzing trace with hash -917769487, now seen corresponding path program 1 times [2021-11-07 02:17:15,039 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:17:15,039 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [524130618] [2021-11-07 02:17:15,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:17:15,039 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:17:15,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:17:15,040 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:17:15,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 02:17:15,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:17:15,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 02:17:15,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:17:15,336 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 02:17:15,336 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:17:15,393 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 02:17:15,394 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:17:15,398 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [524130618] [2021-11-07 02:17:15,399 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [524130618] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:17:15,399 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:17:15,399 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 02:17:15,399 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91571392] [2021-11-07 02:17:15,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 02:17:15,400 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:17:15,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 02:17:15,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 02:17:15,401 INFO L87 Difference]: Start difference. First operand 58 states and 81 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:17:15,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:17:15,498 INFO L93 Difference]: Finished difference Result 150 states and 218 transitions. [2021-11-07 02:17:15,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 02:17:15,499 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-07 02:17:15,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:17:15,499 INFO L225 Difference]: With dead ends: 150 [2021-11-07 02:17:15,499 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 02:17:15,504 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 49 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 02:17:15,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 02:17:15,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 02:17:15,504 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 02:17:15,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 02:17:15,505 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-11-07 02:17:15,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:17:15,505 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 02:17:15,505 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:17:15,506 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 02:17:15,506 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 02:17:15,508 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:17:15,509 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:17:15,509 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:17:15,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 02:17:15,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:17:15,723 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 02:17:15,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:15,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:17:16,059 INFO L853 garLoopResultBuilder]: At program point L68-3(lines 67 86) the Hoare annotation is: false [2021-11-07 02:17:16,060 INFO L857 garLoopResultBuilder]: For program point L927(line 927) no Hoare annotation was computed. [2021-11-07 02:17:16,060 INFO L857 garLoopResultBuilder]: For program point L927-1(line 927) no Hoare annotation was computed. [2021-11-07 02:17:16,060 INFO L857 garLoopResultBuilder]: For program point L927-2(line 927) no Hoare annotation was computed. [2021-11-07 02:17:16,060 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 927) no Hoare annotation was computed. [2021-11-07 02:17:16,060 INFO L853 garLoopResultBuilder]: At program point L350(lines 346 352) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 02:17:16,060 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 02:17:16,061 INFO L857 garLoopResultBuilder]: For program point L235(lines 234 281) no Hoare annotation was computed. [2021-11-07 02:17:16,061 INFO L857 garLoopResultBuilder]: For program point L202(lines 202 206) no Hoare annotation was computed. [2021-11-07 02:17:16,061 INFO L857 garLoopResultBuilder]: For program point L202-2(lines 202 206) no Hoare annotation was computed. [2021-11-07 02:17:16,061 INFO L857 garLoopResultBuilder]: For program point L202-3(lines 202 206) no Hoare annotation was computed. [2021-11-07 02:17:16,061 INFO L857 garLoopResultBuilder]: For program point L202-5(lines 202 206) no Hoare annotation was computed. [2021-11-07 02:17:16,061 INFO L857 garLoopResultBuilder]: For program point L202-6(lines 202 206) no Hoare annotation was computed. [2021-11-07 02:17:16,061 INFO L857 garLoopResultBuilder]: For program point L202-8(lines 202 206) no Hoare annotation was computed. [2021-11-07 02:17:16,062 INFO L853 garLoopResultBuilder]: At program point L153(lines 148 156) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 02:17:16,062 INFO L853 garLoopResultBuilder]: At program point L153-1(lines 148 156) the Hoare annotation is: false [2021-11-07 02:17:16,062 INFO L853 garLoopResultBuilder]: At program point L153-2(lines 148 156) the Hoare annotation is: false [2021-11-07 02:17:16,062 INFO L857 garLoopResultBuilder]: For program point L434(lines 434 438) no Hoare annotation was computed. [2021-11-07 02:17:16,062 INFO L857 garLoopResultBuilder]: For program point L434-3(lines 434 438) no Hoare annotation was computed. [2021-11-07 02:17:16,062 INFO L857 garLoopResultBuilder]: For program point L236(lines 236 240) no Hoare annotation was computed. [2021-11-07 02:17:16,063 INFO L857 garLoopResultBuilder]: For program point L434-6(lines 434 438) no Hoare annotation was computed. [2021-11-07 02:17:16,063 INFO L853 garLoopResultBuilder]: At program point L302-2(lines 302 316) the Hoare annotation is: false [2021-11-07 02:17:16,063 INFO L857 garLoopResultBuilder]: For program point L104(lines 104 112) no Hoare annotation was computed. [2021-11-07 02:17:16,063 INFO L857 garLoopResultBuilder]: For program point L104-1(lines 104 112) no Hoare annotation was computed. [2021-11-07 02:17:16,063 INFO L857 garLoopResultBuilder]: For program point L104-2(lines 104 112) no Hoare annotation was computed. [2021-11-07 02:17:16,063 INFO L857 garLoopResultBuilder]: For program point L303(line 303) no Hoare annotation was computed. [2021-11-07 02:17:16,063 INFO L857 garLoopResultBuilder]: For program point L254(lines 254 260) no Hoare annotation was computed. [2021-11-07 02:17:16,064 INFO L853 garLoopResultBuilder]: At program point L254-1(lines 254 260) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 02:17:16,064 INFO L860 garLoopResultBuilder]: At program point L387(lines 368 390) the Hoare annotation is: true [2021-11-07 02:17:16,064 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:17:16,064 INFO L853 garLoopResultBuilder]: At program point L272-2(lines 68 74) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 02:17:16,064 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 02:17:16,064 INFO L853 garLoopResultBuilder]: At program point L471(lines 466 474) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 02:17:16,064 INFO L853 garLoopResultBuilder]: At program point L471-1(lines 466 474) the Hoare annotation is: false [2021-11-07 02:17:16,065 INFO L853 garLoopResultBuilder]: At program point L471-2(lines 466 474) the Hoare annotation is: false [2021-11-07 02:17:16,065 INFO L857 garLoopResultBuilder]: For program point L306(lines 306 310) no Hoare annotation was computed. [2021-11-07 02:17:16,065 INFO L857 garLoopResultBuilder]: For program point L306-1(lines 68 74) no Hoare annotation was computed. [2021-11-07 02:17:16,065 INFO L853 garLoopResultBuilder]: At program point L75(lines 75 81) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 02:17:16,065 INFO L853 garLoopResultBuilder]: At program point L75-1(lines 75 81) the Hoare annotation is: false [2021-11-07 02:17:16,065 INFO L853 garLoopResultBuilder]: At program point L75-2(lines 75 81) the Hoare annotation is: false [2021-11-07 02:17:16,066 INFO L853 garLoopResultBuilder]: At program point L422(lines 417 425) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 02:17:16,066 INFO L857 garLoopResultBuilder]: For program point L901(lines 901 918) no Hoare annotation was computed. [2021-11-07 02:17:16,066 INFO L853 garLoopResultBuilder]: At program point L901-1(lines 1 930) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 02:17:16,066 INFO L857 garLoopResultBuilder]: For program point L901-2(lines 901 918) no Hoare annotation was computed. [2021-11-07 02:17:16,066 INFO L853 garLoopResultBuilder]: At program point L901-3(lines 1 930) the Hoare annotation is: false [2021-11-07 02:17:16,066 INFO L857 garLoopResultBuilder]: For program point L901-4(lines 901 918) no Hoare annotation was computed. [2021-11-07 02:17:16,066 INFO L853 garLoopResultBuilder]: At program point L901-5(lines 1 930) the Hoare annotation is: false [2021-11-07 02:17:16,067 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 927) no Hoare annotation was computed. [2021-11-07 02:17:16,067 INFO L853 garLoopResultBuilder]: At program point L208(lines 193 211) the Hoare annotation is: false [2021-11-07 02:17:16,067 INFO L853 garLoopResultBuilder]: At program point L208-1(lines 193 211) the Hoare annotation is: false [2021-11-07 02:17:16,067 INFO L853 garLoopResultBuilder]: At program point L208-2(lines 193 211) the Hoare annotation is: false [2021-11-07 02:17:16,067 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 02:17:16,067 INFO L857 garLoopResultBuilder]: For program point L458(lines 458 462) no Hoare annotation was computed. [2021-11-07 02:17:16,068 INFO L857 garLoopResultBuilder]: For program point L244(lines 244 250) no Hoare annotation was computed. [2021-11-07 02:17:16,068 INFO L853 garLoopResultBuilder]: At program point L244-1(lines 244 250) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 02:17:16,068 INFO L857 garLoopResultBuilder]: For program point L905(lines 905 915) no Hoare annotation was computed. [2021-11-07 02:17:16,068 INFO L857 garLoopResultBuilder]: For program point L905-2(lines 905 915) no Hoare annotation was computed. [2021-11-07 02:17:16,068 INFO L857 garLoopResultBuilder]: For program point L905-4(lines 905 915) no Hoare annotation was computed. [2021-11-07 02:17:16,068 INFO L857 garLoopResultBuilder]: For program point L906(lines 906 912) no Hoare annotation was computed. [2021-11-07 02:17:16,068 INFO L857 garLoopResultBuilder]: For program point L906-2(lines 906 912) no Hoare annotation was computed. [2021-11-07 02:17:16,069 INFO L857 garLoopResultBuilder]: For program point L906-4(lines 906 912) no Hoare annotation was computed. [2021-11-07 02:17:16,069 INFO L857 garLoopResultBuilder]: For program point L378(lines 378 385) no Hoare annotation was computed. [2021-11-07 02:17:16,073 INFO L853 garLoopResultBuilder]: At program point L890(lines 885 892) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 02:17:16,074 INFO L860 garLoopResultBuilder]: At program point L378-1(lines 378 385) the Hoare annotation is: true [2021-11-07 02:17:16,074 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 02:17:16,074 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 927) no Hoare annotation was computed. [2021-11-07 02:17:16,074 INFO L857 garLoopResultBuilder]: For program point L264(lines 264 277) no Hoare annotation was computed. [2021-11-07 02:17:16,075 INFO L853 garLoopResultBuilder]: At program point L512(lines 507 515) the Hoare annotation is: false [2021-11-07 02:17:16,076 INFO L853 garLoopResultBuilder]: At program point L512-1(lines 507 515) the Hoare annotation is: false [2021-11-07 02:17:16,076 INFO L857 garLoopResultBuilder]: For program point L446(lines 446 450) no Hoare annotation was computed. [2021-11-07 02:17:16,076 INFO L853 garLoopResultBuilder]: At program point L512-2(lines 507 515) the Hoare annotation is: false [2021-11-07 02:17:16,078 INFO L857 garLoopResultBuilder]: For program point L100(lines 100 117) no Hoare annotation was computed. [2021-11-07 02:17:16,078 INFO L857 garLoopResultBuilder]: For program point L100-1(lines 100 117) no Hoare annotation was computed. [2021-11-07 02:17:16,078 INFO L857 garLoopResultBuilder]: For program point L100-2(lines 100 117) no Hoare annotation was computed. [2021-11-07 02:17:16,079 INFO L853 garLoopResultBuilder]: At program point L414(lines 1 930) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 02:17:16,079 INFO L853 garLoopResultBuilder]: At program point L282(lines 233 283) the Hoare annotation is: false [2021-11-07 02:17:16,079 INFO L853 garLoopResultBuilder]: At program point L68(lines 67 86) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 02:17:16,079 INFO L857 garLoopResultBuilder]: For program point L68-1(lines 68 74) no Hoare annotation was computed. [2021-11-07 02:17:16,079 INFO L853 garLoopResultBuilder]: At program point L68-2(lines 67 86) the Hoare annotation is: false [2021-11-07 02:17:16,082 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-07 02:17:16,086 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 02:17:16,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 02:17:16 BoogieIcfgContainer [2021-11-07 02:17:16,122 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 02:17:16,122 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 02:17:16,122 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 02:17:16,123 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 02:17:16,123 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:17:12" (3/4) ... [2021-11-07 02:17:16,126 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 02:17:16,150 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 02:17:16,151 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 02:17:16,151 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 02:17:16,152 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 02:17:16,153 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 02:17:16,153 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 02:17:16,154 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 02:17:16,192 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-11-07 02:17:16,255 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 02:17:16,255 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 02:17:16,257 INFO L168 Benchmark]: Toolchain (without parser) took 7430.34 ms. Allocated memory was 52.4 MB in the beginning and 83.9 MB in the end (delta: 31.5 MB). Free memory was 28.3 MB in the beginning and 30.5 MB in the end (delta: -2.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 16.1 GB. [2021-11-07 02:17:16,257 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 52.4 MB. Free memory was 33.5 MB in the beginning and 33.5 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:17:16,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 691.73 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 28.1 MB in the beginning and 37.3 MB in the end (delta: -9.2 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2021-11-07 02:17:16,259 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.37 ms. Allocated memory is still 69.2 MB. Free memory was 37.2 MB in the beginning and 50.0 MB in the end (delta: -12.8 MB). Peak memory consumption was 4.9 MB. Max. memory is 16.1 GB. [2021-11-07 02:17:16,271 INFO L168 Benchmark]: Boogie Preprocessor took 40.73 ms. Allocated memory is still 69.2 MB. Free memory was 50.0 MB in the beginning and 47.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 02:17:16,271 INFO L168 Benchmark]: RCFGBuilder took 2420.42 ms. Allocated memory is still 69.2 MB. Free memory was 47.9 MB in the beginning and 43.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. [2021-11-07 02:17:16,272 INFO L168 Benchmark]: TraceAbstraction took 4065.06 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 42.8 MB in the beginning and 37.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. [2021-11-07 02:17:16,272 INFO L168 Benchmark]: Witness Printer took 132.94 ms. Allocated memory is still 83.9 MB. Free memory was 37.0 MB in the beginning and 30.5 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-07 02:17:16,275 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 52.4 MB. Free memory was 33.5 MB in the beginning and 33.5 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 691.73 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 28.1 MB in the beginning and 37.3 MB in the end (delta: -9.2 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 69.37 ms. Allocated memory is still 69.2 MB. Free memory was 37.2 MB in the beginning and 50.0 MB in the end (delta: -12.8 MB). Peak memory consumption was 4.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 40.73 ms. Allocated memory is still 69.2 MB. Free memory was 50.0 MB in the beginning and 47.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2420.42 ms. Allocated memory is still 69.2 MB. Free memory was 47.9 MB in the beginning and 43.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4065.06 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 42.8 MB in the beginning and 37.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. * Witness Printer took 132.94 ms. Allocated memory is still 83.9 MB. Free memory was 37.0 MB in the beginning and 30.5 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.3 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: 927]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 927]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 927]: 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, 79 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 328 SDtfs, 312 SDslu, 300 SDs, 0 SdLazy, 41 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 222 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 73 NumberOfFragments, 143 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1295 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 214 ConstructedInterpolants, 0 QuantifiedInterpolants, 340 SizeOfPredicates, 7 NumberOfNonLiveVariables, 991 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-07 02:17:16,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce8fd31f-a761-49b8-a9a5-2d71671741d3/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