./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product29.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_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/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_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/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_91f59818-5f02-4cd1-926a-e64dd67415bf/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 a52f3030559d2895f2e87e8df462d73474ae0a795c3864102f9df18ea4363ab3 ............................................................................................................................................ 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_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/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_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/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_91f59818-5f02-4cd1-926a-e64dd67415bf/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 a52f3030559d2895f2e87e8df462d73474ae0a795c3864102f9df18ea4363ab3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:20:44,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:20:44,280 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:20:44,331 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:20:44,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:20:44,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:20:44,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:20:44,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:20:44,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:20:44,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:20:44,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:20:44,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:20:44,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:20:44,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:20:44,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:20:44,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:20:44,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:20:44,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:20:44,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:20:44,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:20:44,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:20:44,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:20:44,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:20:44,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:20:44,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:20:44,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:20:44,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:20:44,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:20:44,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:20:44,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:20:44,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:20:44,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:20:44,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:20:44,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:20:44,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:20:44,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:20:44,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:20:44,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:20:44,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:20:44,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:20:44,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:20:44,410 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 10:20:44,453 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:20:44,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:20:44,455 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:20:44,455 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:20:44,455 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:20:44,455 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:20:44,456 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:20:44,456 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:20:44,462 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:20:44,462 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:20:44,463 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:20:44,464 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:20:44,464 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:20:44,464 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:20:44,464 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:20:44,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:20:44,465 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:20:44,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:20:44,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:20:44,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:20:44,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:20:44,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:20:44,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:20:44,467 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:20:44,467 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:20:44,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:20:44,468 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:20:44,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:20:44,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:20:44,469 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:20:44,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:20:44,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:20:44,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:20:44,470 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:20:44,470 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:20:44,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:20:44,471 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:20:44,471 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:20:44,471 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:20:44,471 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_91f59818-5f02-4cd1-926a-e64dd67415bf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a52f3030559d2895f2e87e8df462d73474ae0a795c3864102f9df18ea4363ab3 [2021-10-24 10:20:44,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:20:44,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:20:44,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:20:44,776 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:20:44,776 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:20:44,777 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c [2021-10-24 10:20:44,844 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/data/e3952fa8e/2589aa21193145fab4c5e8dffd9e7275/FLAG77961a46e [2021-10-24 10:20:45,330 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:20:45,330 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c [2021-10-24 10:20:45,346 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/data/e3952fa8e/2589aa21193145fab4c5e8dffd9e7275/FLAG77961a46e [2021-10-24 10:20:45,653 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/data/e3952fa8e/2589aa21193145fab4c5e8dffd9e7275 [2021-10-24 10:20:45,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:20:45,656 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:20:45,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:20:45,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:20:45,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:20:45,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:20:45" (1/1) ... [2021-10-24 10:20:45,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5512f748 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:20:45, skipping insertion in model container [2021-10-24 10:20:45,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:20:45" (1/1) ... [2021-10-24 10:20:45,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:20:45,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:20:45,993 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_91f59818-5f02-4cd1-926a-e64dd67415bf/sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c[5259,5272] [2021-10-24 10:20:46,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:20:46,143 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 10:20:46,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e7e9f02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:20:46, skipping insertion in model container [2021-10-24 10:20:46,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:20:46,144 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:20:46,146 INFO L168 Benchmark]: Toolchain (without parser) took 489.55 ms. Allocated memory is still 94.4 MB. Free memory was 59.0 MB in the beginning and 67.1 MB in the end (delta: -8.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:20:46,147 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 94.4 MB. Free memory was 64.0 MB in the beginning and 64.0 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:20:46,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 485.22 ms. Allocated memory is still 94.4 MB. Free memory was 58.8 MB in the beginning and 67.1 MB in the end (delta: -8.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:20:46,150 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 94.4 MB. Free memory was 64.0 MB in the beginning and 64.0 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 485.22 ms. Allocated memory is still 94.4 MB. Free memory was 58.8 MB in the beginning and 67.1 MB in the end (delta: -8.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 625]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:20:48,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:20:48,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:20:48,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:20:48,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:20:48,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:20:48,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:20:48,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:20:48,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:20:48,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:20:48,451 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:20:48,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:20:48,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:20:48,455 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:20:48,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:20:48,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:20:48,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:20:48,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:20:48,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:20:48,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:20:48,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:20:48,477 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:20:48,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:20:48,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:20:48,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:20:48,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:20:48,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:20:48,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:20:48,491 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:20:48,492 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:20:48,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:20:48,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:20:48,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:20:48,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:20:48,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:20:48,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:20:48,499 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:20:48,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:20:48,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:20:48,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:20:48,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:20:48,503 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 10:20:48,552 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:20:48,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:20:48,554 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:20:48,554 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:20:48,554 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:20:48,554 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:20:48,555 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:20:48,555 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:20:48,555 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:20:48,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:20:48,557 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:20:48,558 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:20:48,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:20:48,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:20:48,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:20:48,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:20:48,559 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:20:48,559 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:20:48,559 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:20:48,559 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:20:48,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:20:48,560 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:20:48,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:20:48,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:20:48,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:20:48,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:20:48,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:20:48,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:20:48,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:20:48,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:20:48,562 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:20:48,562 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:20:48,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:20:48,563 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:20:48,563 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:20:48,563 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_91f59818-5f02-4cd1-926a-e64dd67415bf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a52f3030559d2895f2e87e8df462d73474ae0a795c3864102f9df18ea4363ab3 [2021-10-24 10:20:48,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:20:48,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:20:48,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:20:48,929 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:20:48,929 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:20:48,930 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c [2021-10-24 10:20:48,992 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/data/ec078dcee/8e16b69f0b664d31b4bb8d4e7ee18004/FLAGaaf664de2 [2021-10-24 10:20:49,596 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:20:49,601 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c [2021-10-24 10:20:49,619 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/data/ec078dcee/8e16b69f0b664d31b4bb8d4e7ee18004/FLAGaaf664de2 [2021-10-24 10:20:49,865 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/data/ec078dcee/8e16b69f0b664d31b4bb8d4e7ee18004 [2021-10-24 10:20:49,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:20:49,871 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:20:49,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:20:49,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:20:49,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:20:49,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:20:49" (1/1) ... [2021-10-24 10:20:49,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b949d3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:20:49, skipping insertion in model container [2021-10-24 10:20:49,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:20:49" (1/1) ... [2021-10-24 10:20:49,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:20:49,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:20:50,188 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_91f59818-5f02-4cd1-926a-e64dd67415bf/sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c[5259,5272] [2021-10-24 10:20:50,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:20:50,308 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 10:20:50,323 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:20:50,367 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_91f59818-5f02-4cd1-926a-e64dd67415bf/sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c[5259,5272] [2021-10-24 10:20:50,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:20:50,415 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 10:20:50,447 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_91f59818-5f02-4cd1-926a-e64dd67415bf/sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c[5259,5272] [2021-10-24 10:20:50,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:20:50,542 INFO L208 MainTranslator]: Completed translation [2021-10-24 10:20:50,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:20:50 WrapperNode [2021-10-24 10:20:50,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:20:50,544 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 10:20:50,544 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 10:20:50,545 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 10:20:50,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:20:50" (1/1) ... [2021-10-24 10:20:50,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:20:50" (1/1) ... [2021-10-24 10:20:50,638 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 10:20:50,639 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 10:20:50,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 10:20:50,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 10:20:50,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:20:50" (1/1) ... [2021-10-24 10:20:50,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:20:50" (1/1) ... [2021-10-24 10:20:50,654 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:20:50" (1/1) ... [2021-10-24 10:20:50,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:20:50" (1/1) ... [2021-10-24 10:20:50,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:20:50" (1/1) ... [2021-10-24 10:20:50,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:20:50" (1/1) ... [2021-10-24 10:20:50,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:20:50" (1/1) ... [2021-10-24 10:20:50,688 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 10:20:50,689 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 10:20:50,689 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 10:20:50,689 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 10:20:50,690 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:20:50" (1/1) ... [2021-10-24 10:20:50,712 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:20:50,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:20:50,734 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 10:20:50,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 10:20:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 10:20:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 10:20:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 10:20:50,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 10:20:53,149 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 10:20:53,153 INFO L299 CfgBuilder]: Removed 158 assume(true) statements. [2021-10-24 10:20:53,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:20:53 BoogieIcfgContainer [2021-10-24 10:20:53,155 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 10:20:53,157 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 10:20:53,157 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 10:20:53,161 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 10:20:53,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:20:49" (1/3) ... [2021-10-24 10:20:53,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@490612c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:20:53, skipping insertion in model container [2021-10-24 10:20:53,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:20:50" (2/3) ... [2021-10-24 10:20:53,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@490612c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:20:53, skipping insertion in model container [2021-10-24 10:20:53,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:20:53" (3/3) ... [2021-10-24 10:20:53,164 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product29.cil.c [2021-10-24 10:20:53,170 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 10:20:53,170 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-24 10:20:53,230 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 10:20:53,239 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 10:20:53,239 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 10:20:53,260 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 105 states have (on average 1.5523809523809524) internal successors, (163), 108 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:20:53,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-24 10:20:53,269 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:20:53,270 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:20:53,270 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 10:20:53,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:20:53,276 INFO L82 PathProgramCache]: Analyzing trace with hash 631358255, now seen corresponding path program 1 times [2021-10-24 10:20:53,287 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:20:53,288 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1470200792] [2021-10-24 10:20:53,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:20:53,289 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:20:53,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:20:53,292 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:20:53,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 10:20:53,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:20:53,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-24 10:20:53,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:20:53,623 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 10:20:53,624 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:20:53,694 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 10:20:53,695 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:20:53,695 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1470200792] [2021-10-24 10:20:53,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1470200792] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:20:53,696 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:20:53,696 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 10:20:53,698 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627386999] [2021-10-24 10:20:53,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 10:20:53,703 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:20:53,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 10:20:53,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:20:53,718 INFO L87 Difference]: Start difference. First operand has 109 states, 105 states have (on average 1.5523809523809524) internal successors, (163), 108 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:20:53,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:20:53,747 INFO L93 Difference]: Finished difference Result 211 states and 318 transitions. [2021-10-24 10:20:53,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 10:20:53,748 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-24 10:20:53,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:20:53,758 INFO L225 Difference]: With dead ends: 211 [2021-10-24 10:20:53,758 INFO L226 Difference]: Without dead ends: 105 [2021-10-24 10:20:53,761 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:20:53,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-10-24 10:20:53,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-10-24 10:20:53,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 102 states have (on average 1.4803921568627452) internal successors, (151), 104 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:20:53,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 151 transitions. [2021-10-24 10:20:53,803 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 151 transitions. Word has length 18 [2021-10-24 10:20:53,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:20:53,803 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 151 transitions. [2021-10-24 10:20:53,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:20:53,804 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2021-10-24 10:20:53,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-24 10:20:53,805 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:20:53,805 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:20:53,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-24 10:20:54,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:20:54,014 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 10:20:54,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:20:54,017 INFO L82 PathProgramCache]: Analyzing trace with hash -1546440637, now seen corresponding path program 1 times [2021-10-24 10:20:54,020 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:20:54,022 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [106503316] [2021-10-24 10:20:54,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:20:54,023 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:20:54,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:20:54,028 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:20:54,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 10:20:54,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:20:54,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:20:54,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:20:54,318 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 10:20:54,318 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:20:54,376 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 10:20:54,376 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:20:54,376 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [106503316] [2021-10-24 10:20:54,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [106503316] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:20:54,377 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:20:54,377 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 10:20:54,377 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075483999] [2021-10-24 10:20:54,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:20:54,379 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:20:54,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:20:54,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:20:54,380 INFO L87 Difference]: Start difference. First operand 105 states and 151 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:20:54,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:20:54,394 INFO L93 Difference]: Finished difference Result 105 states and 151 transitions. [2021-10-24 10:20:54,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:20:54,395 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-24 10:20:54,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:20:54,396 INFO L225 Difference]: With dead ends: 105 [2021-10-24 10:20:54,396 INFO L226 Difference]: Without dead ends: 45 [2021-10-24 10:20:54,397 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.1ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:20:54,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-24 10:20:54,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-24 10:20:54,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4545454545454546) internal successors, (64), 44 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:20:54,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-24 10:20:54,404 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 19 [2021-10-24 10:20:54,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:20:54,404 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-24 10:20:54,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:20:54,405 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-24 10:20:54,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-24 10:20:54,406 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:20:54,406 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 10:20:54,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 10:20:54,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:20:54,622 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 10:20:54,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:20:54,622 INFO L82 PathProgramCache]: Analyzing trace with hash -2132184394, now seen corresponding path program 1 times [2021-10-24 10:20:54,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:20:54,623 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [584152646] [2021-10-24 10:20:54,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:20:54,624 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:20:54,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:20:54,625 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:20:54,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-24 10:20:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:20:54,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:20:54,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:20:54,931 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 10:20:54,932 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:20:55,019 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 10:20:55,020 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:20:55,020 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [584152646] [2021-10-24 10:20:55,020 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [584152646] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:20:55,021 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:20:55,021 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-24 10:20:55,022 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427087115] [2021-10-24 10:20:55,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:20:55,023 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:20:55,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:20:55,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:20:55,026 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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 10:20:55,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:20:55,050 INFO L93 Difference]: Finished difference Result 83 states and 121 transitions. [2021-10-24 10:20:55,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:20:55,051 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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 10:20:55,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:20:55,053 INFO L225 Difference]: With dead ends: 83 [2021-10-24 10:20:55,054 INFO L226 Difference]: Without dead ends: 45 [2021-10-24 10:20:55,055 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.1ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:20:55,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-24 10:20:55,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-24 10:20:55,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4318181818181819) internal successors, (63), 44 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:20:55,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 63 transitions. [2021-10-24 10:20:55,064 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 63 transitions. Word has length 24 [2021-10-24 10:20:55,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:20:55,065 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 63 transitions. [2021-10-24 10:20:55,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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 10:20:55,065 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2021-10-24 10:20:55,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-24 10:20:55,066 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:20:55,066 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:20:55,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-24 10:20:55,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:20:55,268 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 10:20:55,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:20:55,269 INFO L82 PathProgramCache]: Analyzing trace with hash -1437786744, now seen corresponding path program 1 times [2021-10-24 10:20:55,270 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:20:55,270 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1872199711] [2021-10-24 10:20:55,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:20:55,270 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:20:55,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:20:55,271 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:20:55,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-24 10:20:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:20:55,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:20:55,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:20:55,588 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 10:20:55,589 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:20:55,690 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 10:20:55,691 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:20:55,692 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1872199711] [2021-10-24 10:20:55,692 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1872199711] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:20:55,692 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:20:55,692 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-24 10:20:55,693 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249544649] [2021-10-24 10:20:55,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:20:55,693 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:20:55,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:20:55,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:20:55,695 INFO L87 Difference]: Start difference. First operand 45 states and 63 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:20:55,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:20:55,821 INFO L93 Difference]: Finished difference Result 207 states and 308 transitions. [2021-10-24 10:20:55,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-24 10:20:55,821 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-24 10:20:55,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:20:55,824 INFO L225 Difference]: With dead ends: 207 [2021-10-24 10:20:55,825 INFO L226 Difference]: Without dead ends: 169 [2021-10-24 10:20:55,826 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 45.9ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-24 10:20:55,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-10-24 10:20:55,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 78. [2021-10-24 10:20:55,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 77 states have (on average 1.4415584415584415) internal successors, (111), 77 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:20:55,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2021-10-24 10:20:55,863 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 26 [2021-10-24 10:20:55,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:20:55,863 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2021-10-24 10:20:55,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:20:55,864 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2021-10-24 10:20:55,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-24 10:20:55,866 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:20:55,867 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:20:55,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-24 10:20:56,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:20:56,072 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 10:20:56,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:20:56,073 INFO L82 PathProgramCache]: Analyzing trace with hash 1841086480, now seen corresponding path program 1 times [2021-10-24 10:20:56,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:20:56,074 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1079080870] [2021-10-24 10:20:56,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:20:56,074 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:20:56,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:20:56,075 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:20:56,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-24 10:20:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:20:56,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:20:56,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:20:56,380 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 10:20:56,380 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:20:56,442 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 10:20:56,442 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:20:56,442 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1079080870] [2021-10-24 10:20:56,446 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1079080870] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:20:56,446 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:20:56,446 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 10:20:56,446 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754360136] [2021-10-24 10:20:56,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:20:56,447 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:20:56,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:20:56,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:20:56,448 INFO L87 Difference]: Start difference. First operand 78 states and 111 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:20:56,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:20:56,574 INFO L93 Difference]: Finished difference Result 176 states and 260 transitions. [2021-10-24 10:20:56,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 10:20:56,574 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-24 10:20:56,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:20:56,575 INFO L225 Difference]: With dead ends: 176 [2021-10-24 10:20:56,575 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 10:20:56,577 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 32.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:20:56,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 10:20:56,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 10:20:56,580 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 10:20:56,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 10:20:56,581 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-24 10:20:56,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:20:56,581 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 10:20:56,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:20:56,581 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 10:20:56,581 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 10:20:56,584 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:20:56,585 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:20:56,585 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:20:56,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-10-24 10:20:56,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:20:56,799 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-24 10:20:56,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,830 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,831 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,872 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,873 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,876 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,876 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,881 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,903 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,941 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,947 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,962 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,962 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:56,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:20:57,094 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 327) no Hoare annotation was computed. [2021-10-24 10:20:57,095 INFO L857 garLoopResultBuilder]: For program point L103(lines 103 111) no Hoare annotation was computed. [2021-10-24 10:20:57,095 INFO L857 garLoopResultBuilder]: For program point L103-1(lines 103 111) no Hoare annotation was computed. [2021-10-24 10:20:57,095 INFO L857 garLoopResultBuilder]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2021-10-24 10:20:57,095 INFO L857 garLoopResultBuilder]: For program point L103-3(lines 103 111) no Hoare annotation was computed. [2021-10-24 10:20:57,095 INFO L857 garLoopResultBuilder]: For program point L103-4(lines 103 111) no Hoare annotation was computed. [2021-10-24 10:20:57,095 INFO L857 garLoopResultBuilder]: For program point L103-5(lines 103 111) no Hoare annotation was computed. [2021-10-24 10:20:57,095 INFO L857 garLoopResultBuilder]: For program point L269(lines 268 313) no Hoare annotation was computed. [2021-10-24 10:20:57,095 INFO L857 garLoopResultBuilder]: For program point L270(lines 270 274) no Hoare annotation was computed. [2021-10-24 10:20:57,096 INFO L853 garLoopResultBuilder]: At program point L502(lines 497 505) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:20:57,096 INFO L857 garLoopResultBuilder]: For program point L304(lines 304 308) no Hoare annotation was computed. [2021-10-24 10:20:57,096 INFO L857 garLoopResultBuilder]: For program point L304-2(lines 67 73) no Hoare annotation was computed. [2021-10-24 10:20:57,096 INFO L853 garLoopResultBuilder]: At program point L74(lines 74 80) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:20:57,096 INFO L853 garLoopResultBuilder]: At program point L74-1(lines 74 80) the Hoare annotation is: false [2021-10-24 10:20:57,096 INFO L853 garLoopResultBuilder]: At program point L74-2(lines 74 80) the Hoare annotation is: false [2021-10-24 10:20:57,097 INFO L857 garLoopResultBuilder]: For program point L538(lines 538 542) no Hoare annotation was computed. [2021-10-24 10:20:57,097 INFO L853 garLoopResultBuilder]: At program point L439(lines 434 441) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:20:57,097 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 327) no Hoare annotation was computed. [2021-10-24 10:20:57,097 INFO L853 garLoopResultBuilder]: At program point L343-2(lines 343 357) the Hoare annotation is: false [2021-10-24 10:20:57,097 INFO L857 garLoopResultBuilder]: For program point L244(lines 244 248) no Hoare annotation was computed. [2021-10-24 10:20:57,097 INFO L857 garLoopResultBuilder]: For program point L244-2(lines 244 248) no Hoare annotation was computed. [2021-10-24 10:20:57,097 INFO L857 garLoopResultBuilder]: For program point L244-3(lines 244 248) no Hoare annotation was computed. [2021-10-24 10:20:57,097 INFO L857 garLoopResultBuilder]: For program point L244-5(lines 244 248) no Hoare annotation was computed. [2021-10-24 10:20:57,097 INFO L857 garLoopResultBuilder]: For program point L244-6(lines 244 248) no Hoare annotation was computed. [2021-10-24 10:20:57,098 INFO L857 garLoopResultBuilder]: For program point L244-8(lines 244 248) no Hoare annotation was computed. [2021-10-24 10:20:57,098 INFO L857 garLoopResultBuilder]: For program point L244-9(lines 244 248) no Hoare annotation was computed. [2021-10-24 10:20:57,098 INFO L857 garLoopResultBuilder]: For program point L244-11(lines 244 248) no Hoare annotation was computed. [2021-10-24 10:20:57,098 INFO L857 garLoopResultBuilder]: For program point L244-12(lines 244 248) no Hoare annotation was computed. [2021-10-24 10:20:57,098 INFO L857 garLoopResultBuilder]: For program point L244-14(lines 244 248) no Hoare annotation was computed. [2021-10-24 10:20:57,098 INFO L857 garLoopResultBuilder]: For program point L244-15(lines 244 248) no Hoare annotation was computed. [2021-10-24 10:20:57,098 INFO L857 garLoopResultBuilder]: For program point L244-17(lines 244 248) no Hoare annotation was computed. [2021-10-24 10:20:57,098 INFO L857 garLoopResultBuilder]: For program point L344(line 344) no Hoare annotation was computed. [2021-10-24 10:20:57,098 INFO L857 garLoopResultBuilder]: For program point L278(lines 278 284) no Hoare annotation was computed. [2021-10-24 10:20:57,099 INFO L853 garLoopResultBuilder]: At program point L278-1(lines 278 284) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:20:57,099 INFO L857 garLoopResultBuilder]: For program point L347(lines 347 351) no Hoare annotation was computed. [2021-10-24 10:20:57,099 INFO L853 garLoopResultBuilder]: At program point L314(lines 267 315) the Hoare annotation is: false [2021-10-24 10:20:57,099 INFO L857 garLoopResultBuilder]: For program point L347-1(lines 67 73) no Hoare annotation was computed. [2021-10-24 10:20:57,099 INFO L857 garLoopResultBuilder]: For program point L514(lines 514 518) no Hoare annotation was computed. [2021-10-24 10:20:57,099 INFO L857 garLoopResultBuilder]: For program point L514-3(lines 514 518) no Hoare annotation was computed. [2021-10-24 10:20:57,099 INFO L857 garLoopResultBuilder]: For program point L514-6(lines 514 518) no Hoare annotation was computed. [2021-10-24 10:20:57,099 INFO L853 garLoopResultBuilder]: At program point L250(lines 235 253) the Hoare annotation is: false [2021-10-24 10:20:57,100 INFO L853 garLoopResultBuilder]: At program point L250-1(lines 235 253) the Hoare annotation is: false [2021-10-24 10:20:57,100 INFO L853 garLoopResultBuilder]: At program point L250-2(lines 235 253) the Hoare annotation is: false [2021-10-24 10:20:57,100 INFO L853 garLoopResultBuilder]: At program point L250-3(lines 235 253) the Hoare annotation is: false [2021-10-24 10:20:57,100 INFO L853 garLoopResultBuilder]: At program point L250-4(lines 235 253) the Hoare annotation is: false [2021-10-24 10:20:57,100 INFO L853 garLoopResultBuilder]: At program point L250-5(lines 235 253) the Hoare annotation is: false [2021-10-24 10:20:57,100 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-24 10:20:57,100 INFO L857 garLoopResultBuilder]: For program point L450(lines 450 467) no Hoare annotation was computed. [2021-10-24 10:20:57,101 INFO L853 garLoopResultBuilder]: At program point L450-1(lines 1 961) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:20:57,101 INFO L857 garLoopResultBuilder]: For program point L450-2(lines 450 467) no Hoare annotation was computed. [2021-10-24 10:20:57,101 INFO L853 garLoopResultBuilder]: At program point L450-3(lines 1 961) the Hoare annotation is: false [2021-10-24 10:20:57,101 INFO L857 garLoopResultBuilder]: For program point L450-4(lines 450 467) no Hoare annotation was computed. [2021-10-24 10:20:57,101 INFO L853 garLoopResultBuilder]: At program point L450-5(lines 1 961) the Hoare annotation is: false [2021-10-24 10:20:57,101 INFO L853 garLoopResultBuilder]: At program point L186(lines 179 189) the Hoare annotation is: false [2021-10-24 10:20:57,101 INFO L853 garLoopResultBuilder]: At program point L186-1(lines 179 189) the Hoare annotation is: false [2021-10-24 10:20:57,101 INFO L853 garLoopResultBuilder]: At program point L186-2(lines 179 189) the Hoare annotation is: false [2021-10-24 10:20:57,101 INFO L853 garLoopResultBuilder]: At program point L551(lines 546 554) the Hoare annotation is: false [2021-10-24 10:20:57,102 INFO L853 garLoopResultBuilder]: At program point L551-1(lines 546 554) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:20:57,102 INFO L853 garLoopResultBuilder]: At program point L551-2(lines 546 554) the Hoare annotation is: false [2021-10-24 10:20:57,102 INFO L853 garLoopResultBuilder]: At program point L551-3(lines 546 554) the Hoare annotation is: false [2021-10-24 10:20:57,102 INFO L857 garLoopResultBuilder]: For program point L419(lines 419 426) no Hoare annotation was computed. [2021-10-24 10:20:57,102 INFO L853 garLoopResultBuilder]: At program point L551-4(lines 546 554) the Hoare annotation is: false [2021-10-24 10:20:57,102 INFO L853 garLoopResultBuilder]: At program point L551-5(lines 546 554) the Hoare annotation is: false [2021-10-24 10:20:57,102 INFO L860 garLoopResultBuilder]: At program point L419-1(lines 419 426) the Hoare annotation is: true [2021-10-24 10:20:57,102 INFO L857 garLoopResultBuilder]: For program point L288(lines 288 294) no Hoare annotation was computed. [2021-10-24 10:20:57,103 INFO L853 garLoopResultBuilder]: At program point L288-1(lines 288 294) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:20:57,103 INFO L857 garLoopResultBuilder]: For program point L454(lines 454 464) no Hoare annotation was computed. [2021-10-24 10:20:57,103 INFO L857 garLoopResultBuilder]: For program point L454-2(lines 454 464) no Hoare annotation was computed. [2021-10-24 10:20:57,103 INFO L857 garLoopResultBuilder]: For program point L454-4(lines 454 464) no Hoare annotation was computed. [2021-10-24 10:20:57,103 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-24 10:20:57,103 INFO L857 garLoopResultBuilder]: For program point L455(lines 455 461) no Hoare annotation was computed. [2021-10-24 10:20:57,103 INFO L857 garLoopResultBuilder]: For program point L455-2(lines 455 461) no Hoare annotation was computed. [2021-10-24 10:20:57,103 INFO L857 garLoopResultBuilder]: For program point L455-4(lines 455 461) no Hoare annotation was computed. [2021-10-24 10:20:57,103 INFO L857 garLoopResultBuilder]: For program point L125(lines 125 142) no Hoare annotation was computed. [2021-10-24 10:20:57,104 INFO L857 garLoopResultBuilder]: For program point L125-1(lines 125 142) no Hoare annotation was computed. [2021-10-24 10:20:57,104 INFO L857 garLoopResultBuilder]: For program point L125-2(lines 125 142) no Hoare annotation was computed. [2021-10-24 10:20:57,104 INFO L853 garLoopResultBuilder]: At program point L391(lines 387 393) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:20:57,104 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-24 10:20:57,104 INFO L857 garLoopResultBuilder]: For program point L327(line 327) no Hoare annotation was computed. [2021-10-24 10:20:57,104 INFO L857 garLoopResultBuilder]: For program point L327-1(line 327) no Hoare annotation was computed. [2021-10-24 10:20:57,104 INFO L857 garLoopResultBuilder]: For program point L327-2(line 327) no Hoare annotation was computed. [2021-10-24 10:20:57,104 INFO L853 garLoopResultBuilder]: At program point L195(lines 190 198) 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 10:20:57,105 INFO L853 garLoopResultBuilder]: At program point L195-1(lines 190 198) the Hoare annotation is: false [2021-10-24 10:20:57,105 INFO L857 garLoopResultBuilder]: For program point L129(lines 129 137) no Hoare annotation was computed. [2021-10-24 10:20:57,105 INFO L853 garLoopResultBuilder]: At program point L195-2(lines 190 198) the Hoare annotation is: false [2021-10-24 10:20:57,105 INFO L857 garLoopResultBuilder]: For program point L129-1(lines 129 137) no Hoare annotation was computed. [2021-10-24 10:20:57,105 INFO L857 garLoopResultBuilder]: For program point L129-2(lines 129 137) no Hoare annotation was computed. [2021-10-24 10:20:57,105 INFO L853 garLoopResultBuilder]: At program point L592(lines 587 595) the Hoare annotation is: false [2021-10-24 10:20:57,105 INFO L853 garLoopResultBuilder]: At program point L592-1(lines 587 595) the Hoare annotation is: false [2021-10-24 10:20:57,105 INFO L857 garLoopResultBuilder]: For program point L526(lines 526 530) no Hoare annotation was computed. [2021-10-24 10:20:57,105 INFO L853 garLoopResultBuilder]: At program point L592-2(lines 587 595) the Hoare annotation is: false [2021-10-24 10:20:57,106 INFO L853 garLoopResultBuilder]: At program point L592-3(lines 587 595) the Hoare annotation is: false [2021-10-24 10:20:57,106 INFO L853 garLoopResultBuilder]: At program point L592-4(lines 587 595) the Hoare annotation is: false [2021-10-24 10:20:57,106 INFO L853 garLoopResultBuilder]: At program point L592-5(lines 587 595) the Hoare annotation is: false [2021-10-24 10:20:57,106 INFO L853 garLoopResultBuilder]: At program point L494(lines 1 961) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:20:57,106 INFO L860 garLoopResultBuilder]: At program point L428(lines 409 431) the Hoare annotation is: true [2021-10-24 10:20:57,106 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-24 10:20:57,106 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 327) no Hoare annotation was computed. [2021-10-24 10:20:57,106 INFO L857 garLoopResultBuilder]: For program point L99(lines 99 116) no Hoare annotation was computed. [2021-10-24 10:20:57,107 INFO L857 garLoopResultBuilder]: For program point L99-1(lines 99 116) no Hoare annotation was computed. [2021-10-24 10:20:57,107 INFO L857 garLoopResultBuilder]: For program point L99-2(lines 99 116) no Hoare annotation was computed. [2021-10-24 10:20:57,107 INFO L857 garLoopResultBuilder]: For program point L99-3(lines 99 116) no Hoare annotation was computed. [2021-10-24 10:20:57,107 INFO L857 garLoopResultBuilder]: For program point L99-4(lines 99 116) no Hoare annotation was computed. [2021-10-24 10:20:57,107 INFO L857 garLoopResultBuilder]: For program point L99-5(lines 99 116) no Hoare annotation was computed. [2021-10-24 10:20:57,107 INFO L857 garLoopResultBuilder]: For program point L298(lines 298 309) no Hoare annotation was computed. [2021-10-24 10:20:57,107 INFO L853 garLoopResultBuilder]: At program point L67(lines 66 85) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:20:57,107 INFO L857 garLoopResultBuilder]: For program point L67-1(lines 67 73) no Hoare annotation was computed. [2021-10-24 10:20:57,107 INFO L853 garLoopResultBuilder]: At program point L67-2(lines 66 85) the Hoare annotation is: false [2021-10-24 10:20:57,108 INFO L853 garLoopResultBuilder]: At program point L67-3(lines 66 85) the Hoare annotation is: false [2021-10-24 10:20:57,114 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 10:20:57,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 10:20:57 BoogieIcfgContainer [2021-10-24 10:20:57,128 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 10:20:57,129 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 10:20:57,129 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 10:20:57,129 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 10:20:57,130 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:20:53" (3/4) ... [2021-10-24 10:20:57,132 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 10:20:57,148 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-24 10:20:57,149 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-24 10:20:57,150 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-24 10:20:57,151 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-24 10:20:57,152 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 10:20:57,153 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:20:57,154 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:20:57,181 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:20:57,236 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 10:20:57,237 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 10:20:57,238 INFO L168 Benchmark]: Toolchain (without parser) took 7366.68 ms. Allocated memory was 54.5 MB in the beginning and 94.4 MB in the end (delta: 39.8 MB). Free memory was 30.3 MB in the beginning and 68.0 MB in the end (delta: -37.7 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:20:57,238 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 54.5 MB. Free memory was 35.9 MB in the beginning and 35.8 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:20:57,239 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.83 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 30.2 MB in the beginning and 40.9 MB in the end (delta: -10.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:20:57,239 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.54 ms. Allocated memory is still 73.4 MB. Free memory was 40.8 MB in the beginning and 54.9 MB in the end (delta: -14.1 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:20:57,240 INFO L168 Benchmark]: Boogie Preprocessor took 48.50 ms. Allocated memory is still 73.4 MB. Free memory was 54.9 MB in the beginning and 52.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:20:57,240 INFO L168 Benchmark]: RCFGBuilder took 2467.02 ms. Allocated memory is still 73.4 MB. Free memory was 52.2 MB in the beginning and 40.3 MB in the end (delta: 12.0 MB). Peak memory consumption was 25.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:20:57,240 INFO L168 Benchmark]: TraceAbstraction took 3971.17 ms. Allocated memory was 73.4 MB in the beginning and 94.4 MB in the end (delta: 21.0 MB). Free memory was 39.9 MB in the beginning and 32.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:20:57,241 INFO L168 Benchmark]: Witness Printer took 107.93 ms. Allocated memory is still 94.4 MB. Free memory was 32.9 MB in the beginning and 68.0 MB in the end (delta: -35.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-24 10:20:57,243 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 54.5 MB. Free memory was 35.9 MB in the beginning and 35.8 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 670.83 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 30.2 MB in the beginning and 40.9 MB in the end (delta: -10.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 94.54 ms. Allocated memory is still 73.4 MB. Free memory was 40.8 MB in the beginning and 54.9 MB in the end (delta: -14.1 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 48.50 ms. Allocated memory is still 73.4 MB. Free memory was 54.9 MB in the beginning and 52.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2467.02 ms. Allocated memory is still 73.4 MB. Free memory was 52.2 MB in the beginning and 40.3 MB in the end (delta: 12.0 MB). Peak memory consumption was 25.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3971.17 ms. Allocated memory was 73.4 MB in the beginning and 94.4 MB in the end (delta: 21.0 MB). Free memory was 39.9 MB in the beginning and 32.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 16.1 GB. * Witness Printer took 107.93 ms. Allocated memory is still 94.4 MB. Free memory was 32.9 MB in the beginning and 68.0 MB in the end (delta: -35.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms 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: 327]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 327]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 327]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 109 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3885.5ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 19.6ms, AutomataDifference: 369.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 296.6ms, InitialAbstractionConstructionTime: 16.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 429 SDtfs, 390 SDslu, 369 SDs, 0 SdLazy, 62 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 95.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 226 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 96.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 80.9ms AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 78 NumberOfFragments, 145 HoareAnnotationTreeSize, 43 FomulaSimplifications, 1088 FormulaSimplificationTreeSizeReduction, 180.6ms HoareSimplificationTime, 43 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 107.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 120.7ms SsaConstructionTime, 568.2ms SatisfiabilityAnalysisTime, 912.3ms InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 422 SizeOfPredicates, 7 NumberOfNonLiveVariables, 990 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: 587]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-24 10:20:57,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f59818-5f02-4cd1-926a-e64dd67415bf/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...