./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE --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 f807df90a44b5a362b78d711bb9d82091c60659923cb4423e7d2e565ee7e12b3 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE --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 f807df90a44b5a362b78d711bb9d82091c60659923cb4423e7d2e565ee7e12b3 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:03:56,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:03:56,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:03:56,389 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:03:56,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:03:56,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:03:56,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:03:56,403 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:03:56,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:03:56,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:03:56,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:03:56,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:03:56,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:03:56,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:03:56,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:03:56,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:03:56,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:03:56,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:03:56,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:03:56,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:03:56,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:03:56,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:03:56,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:03:56,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:03:56,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:03:56,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:03:56,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:03:56,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:03:56,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:03:56,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:03:56,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:03:56,491 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:03:56,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:03:56,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:03:56,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:03:56,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:03:56,499 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:03:56,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:03:56,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:03:56,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:03:56,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:03:56,504 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 10:03:56,545 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:03:56,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:03:56,547 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:03:56,547 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:03:56,548 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:03:56,548 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:03:56,548 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:03:56,549 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:03:56,549 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:03:56,549 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:03:56,550 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:03:56,550 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:03:56,550 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:03:56,551 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:03:56,551 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:03:56,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:03:56,552 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:03:56,553 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:03:56,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:03:56,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:03:56,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:03:56,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:03:56,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:03:56,555 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:03:56,555 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:03:56,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:03:56,556 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:03:56,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:03:56,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:03:56,557 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:03:56,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:03:56,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:03:56,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:03:56,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:03:56,558 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:03:56,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:03:56,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:03:56,559 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:03:56,560 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:03:56,560 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_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f807df90a44b5a362b78d711bb9d82091c60659923cb4423e7d2e565ee7e12b3 [2021-10-24 10:03:56,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:03:56,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:03:56,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:03:56,891 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:03:56,892 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:03:56,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2021-10-24 10:03:56,979 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/data/2ea2af33e/f28943f897884731aa94e639bcc45de8/FLAG42aa4517c [2021-10-24 10:03:57,611 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:03:57,612 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2021-10-24 10:03:57,639 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/data/2ea2af33e/f28943f897884731aa94e639bcc45de8/FLAG42aa4517c [2021-10-24 10:03:57,887 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/data/2ea2af33e/f28943f897884731aa94e639bcc45de8 [2021-10-24 10:03:57,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:03:57,891 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:03:57,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:03:57,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:03:57,898 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:03:57,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:03:57" (1/1) ... [2021-10-24 10:03:57,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@207d7df5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:03:57, skipping insertion in model container [2021-10-24 10:03:57,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:03:57" (1/1) ... [2021-10-24 10:03:57,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:03:57,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:03:58,336 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_932a120d-d8e5-4287-9893-19aa3e2ee8b7/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c[14361,14374] [2021-10-24 10:03:58,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:03:58,410 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-24 10:03:58,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2427b53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:03:58, skipping insertion in model container [2021-10-24 10:03:58,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:03:58,411 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:03:58,414 INFO L168 Benchmark]: Toolchain (without parser) took 521.29 ms. Allocated memory is still 100.7 MB. Free memory was 70.8 MB in the beginning and 73.8 MB in the end (delta: -2.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:03:58,415 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 100.7 MB. Free memory is still 55.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:03:58,417 INFO L168 Benchmark]: CACSL2BoogieTranslator took 517.81 ms. Allocated memory is still 100.7 MB. Free memory was 70.6 MB in the beginning and 73.8 MB in the end (delta: -3.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:03:58,419 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 100.7 MB. Free memory is still 55.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 517.81 ms. Allocated memory is still 100.7 MB. Free memory was 70.6 MB in the beginning and 73.8 MB in the end (delta: -3.2 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: 182]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:04:01,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:04:01,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:04:01,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:04:01,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:04:01,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:04:01,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:04:01,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:04:01,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:04:01,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:04:01,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:04:01,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:04:01,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:04:01,293 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:04:01,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:04:01,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:04:01,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:04:01,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:04:01,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:04:01,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:04:01,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:04:01,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:04:01,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:04:01,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:04:01,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:04:01,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:04:01,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:04:01,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:04:01,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:04:01,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:04:01,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:04:01,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:04:01,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:04:01,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:04:01,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:04:01,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:04:01,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:04:01,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:04:01,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:04:01,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:04:01,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:04:01,331 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 10:04:01,362 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:04:01,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:04:01,363 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:04:01,364 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:04:01,364 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:04:01,364 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:04:01,365 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:04:01,365 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:04:01,365 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:04:01,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:04:01,367 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:04:01,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:04:01,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:04:01,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:04:01,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:04:01,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:04:01,368 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:04:01,369 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:04:01,369 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:04:01,369 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:04:01,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:04:01,370 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:04:01,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:04:01,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:04:01,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:04:01,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:04:01,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:04:01,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:04:01,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:04:01,372 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:04:01,372 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:04:01,373 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:04:01,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:04:01,373 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:04:01,374 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:04:01,374 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_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f807df90a44b5a362b78d711bb9d82091c60659923cb4423e7d2e565ee7e12b3 [2021-10-24 10:04:01,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:04:01,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:04:01,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:04:01,912 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:04:01,913 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:04:01,916 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2021-10-24 10:04:02,015 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/data/7850fa36b/17d0cdf7c7ff4e29aaf3618bc2ee7511/FLAGdfa1d8f74 [2021-10-24 10:04:02,792 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:04:02,793 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2021-10-24 10:04:02,809 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/data/7850fa36b/17d0cdf7c7ff4e29aaf3618bc2ee7511/FLAGdfa1d8f74 [2021-10-24 10:04:03,031 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/data/7850fa36b/17d0cdf7c7ff4e29aaf3618bc2ee7511 [2021-10-24 10:04:03,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:04:03,036 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:04:03,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:04:03,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:04:03,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:04:03,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:04:03" (1/1) ... [2021-10-24 10:04:03,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55c690ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:04:03, skipping insertion in model container [2021-10-24 10:04:03,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:04:03" (1/1) ... [2021-10-24 10:04:03,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:04:03,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:04:03,527 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_932a120d-d8e5-4287-9893-19aa3e2ee8b7/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c[14361,14374] [2021-10-24 10:04:03,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:04:03,615 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 10:04:03,633 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:04:03,709 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_932a120d-d8e5-4287-9893-19aa3e2ee8b7/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c[14361,14374] [2021-10-24 10:04:03,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:04:03,747 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 10:04:03,855 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_932a120d-d8e5-4287-9893-19aa3e2ee8b7/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c[14361,14374] [2021-10-24 10:04:03,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:04:03,915 INFO L208 MainTranslator]: Completed translation [2021-10-24 10:04:03,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:04:03 WrapperNode [2021-10-24 10:04:03,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:04:03,927 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 10:04:03,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 10:04:03,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 10:04:03,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:04:03" (1/1) ... [2021-10-24 10:04:03,982 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:04:03" (1/1) ... [2021-10-24 10:04:04,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 10:04:04,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 10:04:04,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 10:04:04,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 10:04:04,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:04:03" (1/1) ... [2021-10-24 10:04:04,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:04:03" (1/1) ... [2021-10-24 10:04:04,084 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:04:03" (1/1) ... [2021-10-24 10:04:04,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:04:03" (1/1) ... [2021-10-24 10:04:04,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:04:03" (1/1) ... [2021-10-24 10:04:04,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:04:03" (1/1) ... [2021-10-24 10:04:04,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:04:03" (1/1) ... [2021-10-24 10:04:04,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 10:04:04,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 10:04:04,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 10:04:04,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 10:04:04,163 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:04:03" (1/1) ... [2021-10-24 10:04:04,176 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:04:04,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:04:04,206 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 10:04:04,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 10:04:04,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 10:04:04,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 10:04:04,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 10:04:04,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 10:04:07,293 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 10:04:07,293 INFO L299 CfgBuilder]: Removed 158 assume(true) statements. [2021-10-24 10:04:07,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:04:07 BoogieIcfgContainer [2021-10-24 10:04:07,296 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 10:04:07,300 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 10:04:07,300 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 10:04:07,303 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 10:04:07,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:04:03" (1/3) ... [2021-10-24 10:04:07,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@455f4821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:04:07, skipping insertion in model container [2021-10-24 10:04:07,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:04:03" (2/3) ... [2021-10-24 10:04:07,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@455f4821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:04:07, skipping insertion in model container [2021-10-24 10:04:07,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:04:07" (3/3) ... [2021-10-24 10:04:07,308 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product30.cil.c [2021-10-24 10:04:07,314 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 10:04:07,315 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-24 10:04:07,395 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 10:04:07,405 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-24 10:04:07,406 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 10:04:07,434 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 101 states have (on average 1.5445544554455446) internal successors, (156), 104 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:04:07,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-24 10:04:07,441 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:04:07,442 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:04:07,443 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:04:07,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:04:07,449 INFO L82 PathProgramCache]: Analyzing trace with hash -1818136157, now seen corresponding path program 1 times [2021-10-24 10:04:07,466 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:04:07,467 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1605252772] [2021-10-24 10:04:07,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:04:07,468 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:04:07,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:04:07,472 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:04:07,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 10:04:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:04:07,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-24 10:04:07,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:04:07,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:04:07,818 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:04:07,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:04:07,876 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:04:07,876 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1605252772] [2021-10-24 10:04:07,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1605252772] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:04:07,877 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:04:07,877 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 10:04:07,880 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449421594] [2021-10-24 10:04:07,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 10:04:07,886 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:04:07,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 10:04:07,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:04:07,905 INFO L87 Difference]: Start difference. First operand has 105 states, 101 states have (on average 1.5445544554455446) internal successors, (156), 104 states have internal predecessors, (156), 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 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:04:07,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:04:07,940 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2021-10-24 10:04:07,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 10:04:07,941 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 16 [2021-10-24 10:04:07,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:04:07,954 INFO L225 Difference]: With dead ends: 204 [2021-10-24 10:04:07,954 INFO L226 Difference]: Without dead ends: 101 [2021-10-24 10:04:07,958 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:04:07,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-10-24 10:04:08,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2021-10-24 10:04:08,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 98 states have (on average 1.469387755102041) internal successors, (144), 100 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:04:08,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2021-10-24 10:04:08,008 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2021-10-24 10:04:08,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:04:08,009 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2021-10-24 10:04:08,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:04:08,009 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2021-10-24 10:04:08,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-24 10:04:08,011 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:04:08,011 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:04:08,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-24 10:04:08,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:04:08,228 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:04:08,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:04:08,229 INFO L82 PathProgramCache]: Analyzing trace with hash 1430074242, now seen corresponding path program 1 times [2021-10-24 10:04:08,229 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:04:08,230 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1932594100] [2021-10-24 10:04:08,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:04:08,230 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:04:08,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:04:08,232 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:04:08,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 10:04:08,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:04:08,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:04:08,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:04:08,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:04:08,582 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:04:08,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:04:08,660 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:04:08,660 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1932594100] [2021-10-24 10:04:08,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1932594100] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:04:08,661 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:04:08,661 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 10:04:08,661 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723096834] [2021-10-24 10:04:08,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:04:08,664 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:04:08,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:04:08,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:04:08,670 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:04:08,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:04:08,714 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2021-10-24 10:04:08,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:04:08,715 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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 17 [2021-10-24 10:04:08,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:04:08,718 INFO L225 Difference]: With dead ends: 101 [2021-10-24 10:04:08,719 INFO L226 Difference]: Without dead ends: 43 [2021-10-24 10:04:08,721 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.4ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:04:08,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-24 10:04:08,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-24 10:04:08,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4523809523809523) internal successors, (61), 42 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:04:08,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2021-10-24 10:04:08,740 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2021-10-24 10:04:08,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:04:08,741 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2021-10-24 10:04:08,742 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:04:08,742 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2021-10-24 10:04:08,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-24 10:04:08,744 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:04:08,749 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:04:08,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 10:04:08,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:04:08,964 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:04:08,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:04:08,965 INFO L82 PathProgramCache]: Analyzing trace with hash 1358801466, now seen corresponding path program 1 times [2021-10-24 10:04:08,966 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:04:08,966 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1209249263] [2021-10-24 10:04:08,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:04:08,966 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:04:08,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:04:08,968 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:04:08,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-24 10:04:09,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:04:09,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:04:09,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:04:09,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:04:09,339 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:04:09,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:04:09,423 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:04:09,423 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1209249263] [2021-10-24 10:04:09,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1209249263] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:04:09,424 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:04:09,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 10:04:09,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801477994] [2021-10-24 10:04:09,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:04:09,427 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:04:09,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:04:09,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:04:09,429 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand has 4 states, 4 states have (on average 6.25) 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) [2021-10-24 10:04:09,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:04:09,493 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2021-10-24 10:04:09,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:04:09,496 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) 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 22 [2021-10-24 10:04:09,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:04:09,497 INFO L225 Difference]: With dead ends: 80 [2021-10-24 10:04:09,497 INFO L226 Difference]: Without dead ends: 43 [2021-10-24 10:04:09,498 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.2ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:04:09,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-24 10:04:09,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-24 10:04:09,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 42 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:04:09,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2021-10-24 10:04:09,510 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2021-10-24 10:04:09,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:04:09,511 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2021-10-24 10:04:09,511 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) 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) [2021-10-24 10:04:09,512 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2021-10-24 10:04:09,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-24 10:04:09,515 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:04:09,515 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:04:09,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-24 10:04:09,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:04:09,735 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:04:09,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:04:09,736 INFO L82 PathProgramCache]: Analyzing trace with hash 2042078472, now seen corresponding path program 1 times [2021-10-24 10:04:09,737 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:04:09,737 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1020208905] [2021-10-24 10:04:09,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:04:09,738 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:04:09,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:04:09,742 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:04:09,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-24 10:04:09,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:04:10,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:04:10,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:04:10,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:04:10,143 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:04:10,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:04:10,253 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:04:10,253 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1020208905] [2021-10-24 10:04:10,254 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1020208905] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:04:10,254 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:04:10,254 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-24 10:04:10,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603950510] [2021-10-24 10:04:10,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:04:10,255 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:04:10,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:04:10,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:04:10,257 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:04:10,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:04:10,387 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2021-10-24 10:04:10,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-24 10:04:10,389 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-24 10:04:10,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:04:10,391 INFO L225 Difference]: With dead ends: 204 [2021-10-24 10:04:10,392 INFO L226 Difference]: Without dead ends: 167 [2021-10-24 10:04:10,392 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 53.4ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-24 10:04:10,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-10-24 10:04:10,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2021-10-24 10:04:10,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.44) internal successors, (108), 75 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:04:10,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2021-10-24 10:04:10,409 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2021-10-24 10:04:10,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:04:10,410 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2021-10-24 10:04:10,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:04:10,410 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2021-10-24 10:04:10,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-24 10:04:10,412 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:04:10,412 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:04:10,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-24 10:04:10,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:04:10,631 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:04:10,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:04:10,632 INFO L82 PathProgramCache]: Analyzing trace with hash -1843821250, now seen corresponding path program 1 times [2021-10-24 10:04:10,632 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:04:10,632 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [340746539] [2021-10-24 10:04:10,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:04:10,633 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:04:10,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:04:10,634 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:04:10,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-24 10:04:10,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:04:10,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:04:10,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:04:11,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:04:11,055 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:04:11,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:04:11,131 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:04:11,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [340746539] [2021-10-24 10:04:11,132 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [340746539] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:04:11,132 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:04:11,132 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 10:04:11,132 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474545480] [2021-10-24 10:04:11,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:04:11,133 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:04:11,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:04:11,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:04:11,134 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 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) [2021-10-24 10:04:11,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:04:11,243 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2021-10-24 10:04:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 10:04:11,244 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 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 [2021-10-24 10:04:11,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:04:11,245 INFO L225 Difference]: With dead ends: 174 [2021-10-24 10:04:11,245 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 10:04:11,250 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 45.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:04:11,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 10:04:11,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 10:04:11,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:04:11,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 10:04:11,251 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-24 10:04:11,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:04:11,251 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 10:04:11,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 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) [2021-10-24 10:04:11,252 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 10:04:11,252 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 10:04:11,255 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:04:11,255 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:04:11,256 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:04:11,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-24 10:04:11,471 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:04:11,473 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-24 10:04:11,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,528 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,802 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:11,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:04:12,035 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 653) no Hoare annotation was computed. [2021-10-24 10:04:12,036 INFO L857 garLoopResultBuilder]: For program point L566(lines 566 570) no Hoare annotation was computed. [2021-10-24 10:04:12,036 INFO L857 garLoopResultBuilder]: For program point L566-3(lines 566 570) no Hoare annotation was computed. [2021-10-24 10:04:12,036 INFO L857 garLoopResultBuilder]: For program point L566-6(lines 566 570) no Hoare annotation was computed. [2021-10-24 10:04:12,036 INFO L853 garLoopResultBuilder]: At program point L798(lines 793 801) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:04:12,037 INFO L853 garLoopResultBuilder]: At program point L798-1(lines 793 801) the Hoare annotation is: false [2021-10-24 10:04:12,037 INFO L857 garLoopResultBuilder]: For program point L732(lines 732 740) no Hoare annotation was computed. [2021-10-24 10:04:12,037 INFO L853 garLoopResultBuilder]: At program point L798-2(lines 793 801) the Hoare annotation is: false [2021-10-24 10:04:12,037 INFO L857 garLoopResultBuilder]: For program point L732-1(lines 732 740) no Hoare annotation was computed. [2021-10-24 10:04:12,037 INFO L857 garLoopResultBuilder]: For program point L732-2(lines 732 740) no Hoare annotation was computed. [2021-10-24 10:04:12,037 INFO L857 garLoopResultBuilder]: For program point L932(lines 932 945) no Hoare annotation was computed. [2021-10-24 10:04:12,037 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 147) no Hoare annotation was computed. [2021-10-24 10:04:12,038 INFO L860 garLoopResultBuilder]: At program point L140-1(lines 140 147) the Hoare annotation is: true [2021-10-24 10:04:12,038 INFO L857 garLoopResultBuilder]: For program point L702(lines 702 719) no Hoare annotation was computed. [2021-10-24 10:04:12,038 INFO L857 garLoopResultBuilder]: For program point L702-1(lines 702 719) no Hoare annotation was computed. [2021-10-24 10:04:12,038 INFO L857 garLoopResultBuilder]: For program point L702-2(lines 702 719) no Hoare annotation was computed. [2021-10-24 10:04:12,038 INFO L853 garLoopResultBuilder]: At program point L603(lines 598 606) the Hoare annotation is: false [2021-10-24 10:04:12,038 INFO L857 garLoopResultBuilder]: For program point L702-3(lines 702 719) no Hoare annotation was computed. [2021-10-24 10:04:12,039 INFO L853 garLoopResultBuilder]: At program point L603-1(lines 598 606) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:04:12,039 INFO L857 garLoopResultBuilder]: For program point L702-4(lines 702 719) no Hoare annotation was computed. [2021-10-24 10:04:12,039 INFO L853 garLoopResultBuilder]: At program point L603-2(lines 598 606) the Hoare annotation is: false [2021-10-24 10:04:12,039 INFO L857 garLoopResultBuilder]: For program point L702-5(lines 702 719) no Hoare annotation was computed. [2021-10-24 10:04:12,039 INFO L853 garLoopResultBuilder]: At program point L603-3(lines 598 606) the Hoare annotation is: false [2021-10-24 10:04:12,039 INFO L853 garLoopResultBuilder]: At program point L603-4(lines 598 606) the Hoare annotation is: false [2021-10-24 10:04:12,040 INFO L853 garLoopResultBuilder]: At program point L603-5(lines 598 606) the Hoare annotation is: false [2021-10-24 10:04:12,040 INFO L853 garLoopResultBuilder]: At program point L670(lines 669 688) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:04:12,040 INFO L857 garLoopResultBuilder]: For program point L670-1(lines 670 676) no Hoare annotation was computed. [2021-10-24 10:04:12,040 INFO L853 garLoopResultBuilder]: At program point L670-2(lines 669 688) the Hoare annotation is: false [2021-10-24 10:04:12,040 INFO L853 garLoopResultBuilder]: At program point L670-3(lines 669 688) the Hoare annotation is: false [2021-10-24 10:04:12,041 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 653) no Hoare annotation was computed. [2021-10-24 10:04:12,041 INFO L857 garLoopResultBuilder]: For program point L903(lines 902 949) no Hoare annotation was computed. [2021-10-24 10:04:12,041 INFO L857 garLoopResultBuilder]: For program point L904(lines 904 908) no Hoare annotation was computed. [2021-10-24 10:04:12,041 INFO L857 garLoopResultBuilder]: For program point L706(lines 706 714) no Hoare annotation was computed. [2021-10-24 10:04:12,041 INFO L857 garLoopResultBuilder]: For program point L706-1(lines 706 714) no Hoare annotation was computed. [2021-10-24 10:04:12,041 INFO L857 garLoopResultBuilder]: For program point L706-2(lines 706 714) no Hoare annotation was computed. [2021-10-24 10:04:12,041 INFO L857 garLoopResultBuilder]: For program point L706-3(lines 706 714) no Hoare annotation was computed. [2021-10-24 10:04:12,043 INFO L857 garLoopResultBuilder]: For program point L706-4(lines 706 714) no Hoare annotation was computed. [2021-10-24 10:04:12,043 INFO L857 garLoopResultBuilder]: For program point L706-5(lines 706 714) no Hoare annotation was computed. [2021-10-24 10:04:12,043 INFO L853 garLoopResultBuilder]: At program point L542(lines 1 957) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:04:12,044 INFO L853 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:04:12,044 INFO L857 garLoopResultBuilder]: For program point L940(lines 940 944) no Hoare annotation was computed. [2021-10-24 10:04:12,044 INFO L853 garLoopResultBuilder]: At program point L940-2(lines 670 676) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:04:12,044 INFO L857 garLoopResultBuilder]: For program point L874(lines 874 887) no Hoare annotation was computed. [2021-10-24 10:04:12,045 INFO L853 garLoopResultBuilder]: At program point L874-1(lines 1 957) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:04:12,045 INFO L857 garLoopResultBuilder]: For program point L874-2(lines 874 887) no Hoare annotation was computed. [2021-10-24 10:04:12,045 INFO L853 garLoopResultBuilder]: At program point L874-3(lines 1 957) the Hoare annotation is: false [2021-10-24 10:04:12,045 INFO L857 garLoopResultBuilder]: For program point L874-4(lines 874 887) no Hoare annotation was computed. [2021-10-24 10:04:12,045 INFO L853 garLoopResultBuilder]: At program point L874-5(lines 1 957) the Hoare annotation is: false [2021-10-24 10:04:12,046 INFO L853 garLoopResultBuilder]: At program point L677(lines 677 683) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:04:12,046 INFO L853 garLoopResultBuilder]: At program point L644(lines 639 647) the Hoare annotation is: false [2021-10-24 10:04:12,046 INFO L853 garLoopResultBuilder]: At program point L677-1(lines 677 683) the Hoare annotation is: false [2021-10-24 10:04:12,046 INFO L853 garLoopResultBuilder]: At program point L644-1(lines 639 647) the Hoare annotation is: false [2021-10-24 10:04:12,047 INFO L853 garLoopResultBuilder]: At program point L677-2(lines 677 683) the Hoare annotation is: false [2021-10-24 10:04:12,047 INFO L857 garLoopResultBuilder]: For program point L578(lines 578 582) no Hoare annotation was computed. [2021-10-24 10:04:12,047 INFO L853 garLoopResultBuilder]: At program point L644-2(lines 639 647) the Hoare annotation is: false [2021-10-24 10:04:12,047 INFO L853 garLoopResultBuilder]: At program point L644-3(lines 639 647) the Hoare annotation is: false [2021-10-24 10:04:12,048 INFO L853 garLoopResultBuilder]: At program point L644-4(lines 639 647) the Hoare annotation is: false [2021-10-24 10:04:12,048 INFO L853 garLoopResultBuilder]: At program point L644-5(lines 639 647) the Hoare annotation is: false [2021-10-24 10:04:12,048 INFO L860 garLoopResultBuilder]: At program point L149(lines 130 152) the Hoare annotation is: true [2021-10-24 10:04:12,048 INFO L857 garLoopResultBuilder]: For program point L878(lines 878 884) no Hoare annotation was computed. [2021-10-24 10:04:12,049 INFO L857 garLoopResultBuilder]: For program point L878-2(lines 878 884) no Hoare annotation was computed. [2021-10-24 10:04:12,049 INFO L857 garLoopResultBuilder]: For program point L878-4(lines 878 884) no Hoare annotation was computed. [2021-10-24 10:04:12,049 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-24 10:04:12,049 INFO L857 garLoopResultBuilder]: For program point L912(lines 912 918) no Hoare annotation was computed. [2021-10-24 10:04:12,049 INFO L853 garLoopResultBuilder]: At program point L912-1(lines 912 918) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:04:12,050 INFO L857 garLoopResultBuilder]: For program point L847(lines 847 851) no Hoare annotation was computed. [2021-10-24 10:04:12,050 INFO L857 garLoopResultBuilder]: For program point L847-2(lines 847 851) no Hoare annotation was computed. [2021-10-24 10:04:12,050 INFO L857 garLoopResultBuilder]: For program point L847-3(lines 847 851) no Hoare annotation was computed. [2021-10-24 10:04:12,050 INFO L857 garLoopResultBuilder]: For program point L847-5(lines 847 851) no Hoare annotation was computed. [2021-10-24 10:04:12,051 INFO L857 garLoopResultBuilder]: For program point L847-6(lines 847 851) no Hoare annotation was computed. [2021-10-24 10:04:12,051 INFO L857 garLoopResultBuilder]: For program point L847-8(lines 847 851) no Hoare annotation was computed. [2021-10-24 10:04:12,051 INFO L853 garLoopResultBuilder]: At program point L550(lines 545 553) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:04:12,051 INFO L857 garLoopResultBuilder]: For program point L847-9(lines 847 851) no Hoare annotation was computed. [2021-10-24 10:04:12,052 INFO L857 garLoopResultBuilder]: For program point L847-11(lines 847 851) no Hoare annotation was computed. [2021-10-24 10:04:12,052 INFO L857 garLoopResultBuilder]: For program point L847-12(lines 847 851) no Hoare annotation was computed. [2021-10-24 10:04:12,052 INFO L857 garLoopResultBuilder]: For program point L847-14(lines 847 851) no Hoare annotation was computed. [2021-10-24 10:04:12,052 INFO L857 garLoopResultBuilder]: For program point L847-15(lines 847 851) no Hoare annotation was computed. [2021-10-24 10:04:12,052 INFO L857 garLoopResultBuilder]: For program point L847-17(lines 847 851) no Hoare annotation was computed. [2021-10-24 10:04:12,053 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-24 10:04:12,053 INFO L853 garLoopResultBuilder]: At program point L950(lines 901 951) the Hoare annotation is: false [2021-10-24 10:04:12,053 INFO L857 garLoopResultBuilder]: For program point L653(line 653) no Hoare annotation was computed. [2021-10-24 10:04:12,053 INFO L857 garLoopResultBuilder]: For program point L653-1(line 653) no Hoare annotation was computed. [2021-10-24 10:04:12,053 INFO L857 garLoopResultBuilder]: For program point L653-2(line 653) no Hoare annotation was computed. [2021-10-24 10:04:12,053 INFO L853 garLoopResultBuilder]: At program point L853(lines 838 856) the Hoare annotation is: false [2021-10-24 10:04:12,054 INFO L853 garLoopResultBuilder]: At program point L853-1(lines 838 856) the Hoare annotation is: false [2021-10-24 10:04:12,054 INFO L853 garLoopResultBuilder]: At program point L853-2(lines 838 856) the Hoare annotation is: false [2021-10-24 10:04:12,054 INFO L853 garLoopResultBuilder]: At program point L853-3(lines 838 856) the Hoare annotation is: false [2021-10-24 10:04:12,054 INFO L853 garLoopResultBuilder]: At program point L853-4(lines 838 856) the Hoare annotation is: false [2021-10-24 10:04:12,054 INFO L853 garLoopResultBuilder]: At program point L853-5(lines 838 856) the Hoare annotation is: false [2021-10-24 10:04:12,054 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-24 10:04:12,054 INFO L857 garLoopResultBuilder]: For program point L590(lines 590 594) no Hoare annotation was computed. [2021-10-24 10:04:12,055 INFO L853 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: false [2021-10-24 10:04:12,055 INFO L853 garLoopResultBuilder]: At program point L789(lines 782 792) the Hoare annotation is: false [2021-10-24 10:04:12,055 INFO L853 garLoopResultBuilder]: At program point L789-1(lines 782 792) the Hoare annotation is: false [2021-10-24 10:04:12,055 INFO L853 garLoopResultBuilder]: At program point L789-2(lines 782 792) the Hoare annotation is: false [2021-10-24 10:04:12,055 INFO L857 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-10-24 10:04:12,055 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 928) no Hoare annotation was computed. [2021-10-24 10:04:12,056 INFO L853 garLoopResultBuilder]: At program point L922-1(lines 922 928) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:04:12,056 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-24 10:04:12,056 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 653) no Hoare annotation was computed. [2021-10-24 10:04:12,056 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-10-24 10:04:12,056 INFO L857 garLoopResultBuilder]: For program point L66-1(lines 670 676) no Hoare annotation was computed. [2021-10-24 10:04:12,057 INFO L857 garLoopResultBuilder]: For program point L728(lines 728 745) no Hoare annotation was computed. [2021-10-24 10:04:12,057 INFO L857 garLoopResultBuilder]: For program point L728-1(lines 728 745) no Hoare annotation was computed. [2021-10-24 10:04:12,057 INFO L857 garLoopResultBuilder]: For program point L728-2(lines 728 745) no Hoare annotation was computed. [2021-10-24 10:04:12,062 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 10:04:12,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 10:04:12 BoogieIcfgContainer [2021-10-24 10:04:12,097 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 10:04:12,098 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 10:04:12,098 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 10:04:12,098 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 10:04:12,099 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:04:07" (3/4) ... [2021-10-24 10:04:12,102 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 10:04:12,142 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-24 10:04:12,144 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-24 10:04:12,145 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-24 10:04:12,146 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-24 10:04:12,147 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 10:04:12,148 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:04:12,149 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:04:12,227 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:04:12,328 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 10:04:12,328 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 10:04:12,330 INFO L168 Benchmark]: Toolchain (without parser) took 9293.17 ms. Allocated memory was 58.7 MB in the beginning and 104.9 MB in the end (delta: 46.1 MB). Free memory was 35.8 MB in the beginning and 77.6 MB in the end (delta: -41.8 MB). Peak memory consumption was 46.3 MB. Max. memory is 16.1 GB. [2021-10-24 10:04:12,331 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 58.7 MB. Free memory is still 39.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:04:12,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 888.54 ms. Allocated memory was 58.7 MB in the beginning and 81.8 MB in the end (delta: 23.1 MB). Free memory was 35.5 MB in the beginning and 64.6 MB in the end (delta: -29.1 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. [2021-10-24 10:04:12,332 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.36 ms. Allocated memory is still 81.8 MB. Free memory was 64.6 MB in the beginning and 61.2 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:04:12,333 INFO L168 Benchmark]: Boogie Preprocessor took 109.69 ms. Allocated memory is still 81.8 MB. Free memory was 61.2 MB in the beginning and 58.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:04:12,333 INFO L168 Benchmark]: RCFGBuilder took 3136.30 ms. Allocated memory is still 81.8 MB. Free memory was 58.6 MB in the beginning and 60.0 MB in the end (delta: -1.4 MB). Peak memory consumption was 34.6 MB. Max. memory is 16.1 GB. [2021-10-24 10:04:12,337 INFO L168 Benchmark]: TraceAbstraction took 4797.81 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 59.1 MB in the beginning and 41.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 39.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:04:12,338 INFO L168 Benchmark]: Witness Printer took 230.60 ms. Allocated memory is still 104.9 MB. Free memory was 41.9 MB in the beginning and 77.6 MB in the end (delta: -35.7 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. [2021-10-24 10:04:12,341 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 58.7 MB. Free memory is still 39.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 888.54 ms. Allocated memory was 58.7 MB in the beginning and 81.8 MB in the end (delta: 23.1 MB). Free memory was 35.5 MB in the beginning and 64.6 MB in the end (delta: -29.1 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 121.36 ms. Allocated memory is still 81.8 MB. Free memory was 64.6 MB in the beginning and 61.2 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 109.69 ms. Allocated memory is still 81.8 MB. Free memory was 61.2 MB in the beginning and 58.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3136.30 ms. Allocated memory is still 81.8 MB. Free memory was 58.6 MB in the beginning and 60.0 MB in the end (delta: -1.4 MB). Peak memory consumption was 34.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4797.81 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 59.1 MB in the beginning and 41.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 39.2 MB. Max. memory is 16.1 GB. * Witness Printer took 230.60 ms. Allocated memory is still 104.9 MB. Free memory was 41.9 MB in the beginning and 77.6 MB in the end (delta: -35.7 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 653]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 653]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 653]: 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, 105 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4669.4ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 20.9ms, AutomataDifference: 451.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 563.7ms, InitialAbstractionConstructionTime: 21.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 412 SDtfs, 475 SDslu, 337 SDs, 0 SdLazy, 58 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 133.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 206 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 122.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 80.8ms AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 84 NumberOfFragments, 145 HoareAnnotationTreeSize, 43 FomulaSimplifications, 1214 FormulaSimplificationTreeSizeReduction, 336.4ms HoareSimplificationTime, 43 FomulaSimplificationsInter, 120 FormulaSimplificationTreeSizeReductionInter, 214.8ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 176.2ms SsaConstructionTime, 705.5ms SatisfiabilityAnalysisTime, 1020.1ms InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 198 ConstructedInterpolants, 0 QuantifiedInterpolants, 328 SizeOfPredicates, 7 NumberOfNonLiveVariables, 978 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: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-24 10:04:12,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_932a120d-d8e5-4287-9893-19aa3e2ee8b7/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...