./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 018c197bde290ca741273d5f329501cc0843a1bb ............................................................................................................................................ 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_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 018c197bde290ca741273d5f329501cc0843a1bb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:23:58,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:23:58,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:23:58,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:23:58,516 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:23:58,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:23:58,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:23:58,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:23:58,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:23:58,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:23:58,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:23:58,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:23:58,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:23:58,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:23:58,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:23:58,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:23:58,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:23:58,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:23:58,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:23:58,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:23:58,546 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:23:58,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:23:58,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:23:58,551 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:23:58,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:23:58,556 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:23:58,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:23:58,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:23:58,558 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:23:58,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:23:58,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:23:58,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:23:58,562 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:23:58,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:23:58,565 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:23:58,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:23:58,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:23:58,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:23:58,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:23:58,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:23:58,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:23:58,571 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:23:58,600 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:23:58,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:23:58,601 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:23:58,602 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:23:58,602 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:23:58,603 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:23:58,603 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:23:58,604 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:23:58,604 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:23:58,605 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:23:58,605 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:23:58,605 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:23:58,606 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:23:58,606 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:23:58,607 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:23:58,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:23:58,608 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:23:58,609 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:23:58,609 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:23:58,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:23:58,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:23:58,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:23:58,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:23:58,612 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:23:58,612 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:23:58,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:23:58,613 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:23:58,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:23:58,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:23:58,614 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:23:58,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:23:58,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:23:58,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:23:58,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:23:58,616 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:23:58,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:23:58,616 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:23:58,616 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:23:58,617 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:23:58,617 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_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 018c197bde290ca741273d5f329501cc0843a1bb [2021-10-11 02:23:58,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:23:58,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:23:58,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:23:58,912 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:23:58,913 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:23:58,914 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2021-10-11 02:23:59,005 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/data/7e020df85/a79f2fc78a6c44638e0d8a93514ba40f/FLAG6e5bb8228 [2021-10-11 02:23:59,738 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:23:59,739 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2021-10-11 02:23:59,753 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/data/7e020df85/a79f2fc78a6c44638e0d8a93514ba40f/FLAG6e5bb8228 [2021-10-11 02:24:00,061 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/data/7e020df85/a79f2fc78a6c44638e0d8a93514ba40f [2021-10-11 02:24:00,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:00,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:00,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:00,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:00,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:00,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:00,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15edf7c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00, skipping insertion in model container [2021-10-11 02:24:00,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:00" (1/1) ... [2021-10-11 02:24:00,091 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:00,159 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:00,336 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c[2238,2251] [2021-10-11 02:24:00,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:00,451 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:24:00,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@eadf5a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:00, skipping insertion in model container [2021-10-11 02:24:00,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:00,452 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:24:00,455 INFO L168 Benchmark]: Toolchain (without parser) took 388.42 ms. Allocated memory was 94.4 MB in the beginning and 138.4 MB in the end (delta: 44.0 MB). Free memory was 66.4 MB in the beginning and 111.4 MB in the end (delta: -44.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:00,456 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 94.4 MB. Free memory is still 49.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:00,458 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.74 ms. Allocated memory was 94.4 MB in the beginning and 138.4 MB in the end (delta: 44.0 MB). Free memory was 66.2 MB in the beginning and 111.4 MB in the end (delta: -45.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:00,460 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 94.4 MB. Free memory is still 49.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 374.74 ms. Allocated memory was 94.4 MB in the beginning and 138.4 MB in the end (delta: 44.0 MB). Free memory was 66.2 MB in the beginning and 111.4 MB in the end (delta: -45.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 306]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:24:02,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:24:02,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:24:02,991 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:24:02,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:24:02,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:24:03,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:24:03,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:24:03,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:24:03,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:24:03,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:24:03,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:24:03,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:24:03,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:24:03,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:24:03,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:24:03,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:24:03,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:24:03,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:24:03,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:24:03,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:24:03,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:24:03,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:24:03,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:24:03,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:24:03,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:24:03,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:24:03,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:24:03,069 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:24:03,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:24:03,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:24:03,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:24:03,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:24:03,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:24:03,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:24:03,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:24:03,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:24:03,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:24:03,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:24:03,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:24:03,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:24:03,082 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:24:03,121 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:24:03,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:24:03,123 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:24:03,123 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:24:03,124 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:24:03,124 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:24:03,124 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:24:03,124 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:24:03,125 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:24:03,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:24:03,126 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:24:03,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:24:03,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:24:03,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:24:03,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:24:03,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:24:03,127 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:24:03,127 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:24:03,128 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:24:03,128 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:24:03,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:24:03,128 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:24:03,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:24:03,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:24:03,129 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:24:03,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:24:03,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:03,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:24:03,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:24:03,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:24:03,131 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:24:03,131 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:24:03,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:24:03,131 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:24:03,132 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:24:03,132 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_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 018c197bde290ca741273d5f329501cc0843a1bb [2021-10-11 02:24:03,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:24:03,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:24:03,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:24:03,548 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:24:03,549 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:24:03,550 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2021-10-11 02:24:03,641 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/data/1f684dce7/7bb0b7d44837440eaed4ad418368126a/FLAGf1d4409f0 [2021-10-11 02:24:04,207 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:24:04,208 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2021-10-11 02:24:04,221 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/data/1f684dce7/7bb0b7d44837440eaed4ad418368126a/FLAGf1d4409f0 [2021-10-11 02:24:04,544 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/data/1f684dce7/7bb0b7d44837440eaed4ad418368126a [2021-10-11 02:24:04,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:04,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:04,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:04,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:04,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:04,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:04" (1/1) ... [2021-10-11 02:24:04,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2295e881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:04, skipping insertion in model container [2021-10-11 02:24:04,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:04" (1/1) ... [2021-10-11 02:24:04,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:04,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:04,896 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c[2238,2251] [2021-10-11 02:24:05,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:05,205 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:24:05,224 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:05,243 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c[2238,2251] [2021-10-11 02:24:05,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:05,365 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:24:05,397 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c[2238,2251] [2021-10-11 02:24:05,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:05,519 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:24:05,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:05 WrapperNode [2021-10-11 02:24:05,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:05,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:24:05,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:24:05,523 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:24:05,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:05" (1/1) ... [2021-10-11 02:24:05,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:05" (1/1) ... [2021-10-11 02:24:05,622 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:24:05,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:24:05,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:24:05,624 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:24:05,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:05" (1/1) ... [2021-10-11 02:24:05,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:05" (1/1) ... [2021-10-11 02:24:05,656 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:05" (1/1) ... [2021-10-11 02:24:05,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:05" (1/1) ... [2021-10-11 02:24:05,673 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:05" (1/1) ... [2021-10-11 02:24:05,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:05" (1/1) ... [2021-10-11 02:24:05,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:05" (1/1) ... [2021-10-11 02:24:05,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:24:05,716 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:24:05,717 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:24:05,717 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:24:05,718 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:05" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:05,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:24:05,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:24:05,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:24:05,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:24:08,517 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:24:08,518 INFO L299 CfgBuilder]: Removed 98 assume(true) statements. [2021-10-11 02:24:08,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:08 BoogieIcfgContainer [2021-10-11 02:24:08,520 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:24:08,522 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:24:08,522 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:24:08,526 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:24:08,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:24:04" (1/3) ... [2021-10-11 02:24:08,527 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@513d68f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:24:08, skipping insertion in model container [2021-10-11 02:24:08,527 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:05" (2/3) ... [2021-10-11 02:24:08,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@513d68f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:24:08, skipping insertion in model container [2021-10-11 02:24:08,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:08" (3/3) ... [2021-10-11 02:24:08,530 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product13.cil.c [2021-10-11 02:24:08,556 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:24:08,560 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:24:08,573 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:24:08,604 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:24:08,604 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:24:08,604 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:24:08,604 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:24:08,605 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:24:08,605 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:24:08,605 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:24:08,605 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:24:08,623 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states. [2021-10-11 02:24:08,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:24:08,631 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:08,632 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:08,632 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:08,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:08,640 INFO L82 PathProgramCache]: Analyzing trace with hash -1951915580, now seen corresponding path program 1 times [2021-10-11 02:24:08,657 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:08,657 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1920653886] [2021-10-11 02:24:08,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:08,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:08,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:24:08,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:09,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:09,026 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:09,027 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1920653886] [2021-10-11 02:24:09,028 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:09,028 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:09,029 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354001846] [2021-10-11 02:24:09,033 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:24:09,034 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:09,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:24:09,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:24:09,051 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 2 states. [2021-10-11 02:24:09,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:09,079 INFO L93 Difference]: Finished difference Result 139 states and 210 transitions. [2021-10-11 02:24:09,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:24:09,081 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:24:09,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:09,093 INFO L225 Difference]: With dead ends: 139 [2021-10-11 02:24:09,093 INFO L226 Difference]: Without dead ends: 69 [2021-10-11 02:24:09,096 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:24:09,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2021-10-11 02:24:09,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2021-10-11 02:24:09,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2021-10-11 02:24:09,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 97 transitions. [2021-10-11 02:24:09,155 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 97 transitions. Word has length 18 [2021-10-11 02:24:09,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:09,155 INFO L481 AbstractCegarLoop]: Abstraction has 69 states and 97 transitions. [2021-10-11 02:24:09,156 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:24:09,156 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2021-10-11 02:24:09,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:24:09,157 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:09,157 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:09,374 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:24:09,374 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:09,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:09,375 INFO L82 PathProgramCache]: Analyzing trace with hash 2124215747, now seen corresponding path program 1 times [2021-10-11 02:24:09,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:09,376 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1888825931] [2021-10-11 02:24:09,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:09,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:09,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:09,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:09,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:09,702 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:09,702 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1888825931] [2021-10-11 02:24:09,703 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:09,703 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:09,703 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447921207] [2021-10-11 02:24:09,705 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:09,705 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:09,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:09,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:09,707 INFO L87 Difference]: Start difference. First operand 69 states and 97 transitions. Second operand 3 states. [2021-10-11 02:24:09,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:09,718 INFO L93 Difference]: Finished difference Result 69 states and 97 transitions. [2021-10-11 02:24:09,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:09,719 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:24:09,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:09,720 INFO L225 Difference]: With dead ends: 69 [2021-10-11 02:24:09,721 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 02:24:09,722 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:09,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 02:24:09,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 02:24:09,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 02:24:09,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-11 02:24:09,728 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 19 [2021-10-11 02:24:09,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:09,729 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-11 02:24:09,729 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:09,729 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-11 02:24:09,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:24:09,730 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:09,731 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:09,943 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:24:09,943 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:09,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:09,944 INFO L82 PathProgramCache]: Analyzing trace with hash 1287067830, now seen corresponding path program 1 times [2021-10-11 02:24:09,945 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:09,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1746684380] [2021-10-11 02:24:09,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:10,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:10,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:10,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:10,227 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:10,228 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1746684380] [2021-10-11 02:24:10,228 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:10,228 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:10,229 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365095888] [2021-10-11 02:24:10,229 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:10,230 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:10,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:10,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:10,231 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2021-10-11 02:24:10,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:10,242 INFO L93 Difference]: Finished difference Result 59 states and 85 transitions. [2021-10-11 02:24:10,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:10,243 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:24:10,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:10,244 INFO L225 Difference]: With dead ends: 59 [2021-10-11 02:24:10,244 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 02:24:10,245 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:10,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 02:24:10,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 02:24:10,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 02:24:10,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-10-11 02:24:10,252 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 24 [2021-10-11 02:24:10,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:10,253 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-10-11 02:24:10,253 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:10,253 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-10-11 02:24:10,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:24:10,255 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:10,255 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:10,469 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:24:10,469 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:10,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:10,470 INFO L82 PathProgramCache]: Analyzing trace with hash 1176085081, now seen corresponding path program 1 times [2021-10-11 02:24:10,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:10,471 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2089845135] [2021-10-11 02:24:10,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:10,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:10,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:10,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:10,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:10,742 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:10,743 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2089845135] [2021-10-11 02:24:10,743 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:10,743 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:24:10,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141200354] [2021-10-11 02:24:10,744 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:10,744 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:10,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:10,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:10,745 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2021-10-11 02:24:10,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:10,896 INFO L93 Difference]: Finished difference Result 135 states and 200 transitions. [2021-10-11 02:24:10,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:24:10,896 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-10-11 02:24:10,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:10,898 INFO L225 Difference]: With dead ends: 135 [2021-10-11 02:24:10,899 INFO L226 Difference]: Without dead ends: 109 [2021-10-11 02:24:10,899 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:24:10,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2021-10-11 02:24:10,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 54. [2021-10-11 02:24:10,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2021-10-11 02:24:10,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 75 transitions. [2021-10-11 02:24:10,918 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 75 transitions. Word has length 25 [2021-10-11 02:24:10,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:10,920 INFO L481 AbstractCegarLoop]: Abstraction has 54 states and 75 transitions. [2021-10-11 02:24:10,921 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:10,921 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2021-10-11 02:24:10,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:24:10,923 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:10,923 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:11,142 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:24:11,143 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:11,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:11,143 INFO L82 PathProgramCache]: Analyzing trace with hash 1281855185, now seen corresponding path program 1 times [2021-10-11 02:24:11,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:11,144 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2039648770] [2021-10-11 02:24:11,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:11,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:11,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:11,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:11,417 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:11,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2039648770] [2021-10-11 02:24:11,418 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:11,418 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:11,418 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951608926] [2021-10-11 02:24:11,418 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:11,419 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:11,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:11,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:11,420 INFO L87 Difference]: Start difference. First operand 54 states and 75 transitions. Second operand 5 states. [2021-10-11 02:24:11,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:11,542 INFO L93 Difference]: Finished difference Result 146 states and 212 transitions. [2021-10-11 02:24:11,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:24:11,542 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2021-10-11 02:24:11,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:11,543 INFO L225 Difference]: With dead ends: 146 [2021-10-11 02:24:11,543 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:24:11,544 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:24:11,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:24:11,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:24:11,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:24:11,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:24:11,545 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-11 02:24:11,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:11,545 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:24:11,545 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:11,546 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:24:11,546 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:24:11,765 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:24:11,767 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:24:12,328 INFO L265 CegarLoopResult]: At program point L894(lines 875 897) the Hoare annotation is: true [2021-10-11 02:24:12,328 INFO L258 CegarLoopResult]: At program point L861(lines 857 863) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:12,329 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2021-10-11 02:24:12,329 INFO L262 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2021-10-11 02:24:12,329 INFO L258 CegarLoopResult]: At program point L135(lines 134 153) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:12,329 INFO L258 CegarLoopResult]: At program point L102(lines 55 103) the Hoare annotation is: false [2021-10-11 02:24:12,329 INFO L262 CegarLoopResult]: For program point L135-1(lines 135 141) no Hoare annotation was computed. [2021-10-11 02:24:12,329 INFO L258 CegarLoopResult]: At program point L135-2(lines 134 153) the Hoare annotation is: false [2021-10-11 02:24:12,329 INFO L258 CegarLoopResult]: At program point L135-3(lines 134 153) the Hoare annotation is: false [2021-10-11 02:24:12,329 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:24:12,329 INFO L262 CegarLoopResult]: For program point L86(lines 86 97) no Hoare annotation was computed. [2021-10-11 02:24:12,329 INFO L262 CegarLoopResult]: For program point L780(lines 780 797) no Hoare annotation was computed. [2021-10-11 02:24:12,330 INFO L258 CegarLoopResult]: At program point L780-1(lines 1 897) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:12,330 INFO L258 CegarLoopResult]: At program point L813-2(lines 813 827) the Hoare annotation is: false [2021-10-11 02:24:12,330 INFO L262 CegarLoopResult]: For program point L780-2(lines 780 797) no Hoare annotation was computed. [2021-10-11 02:24:12,330 INFO L258 CegarLoopResult]: At program point L780-3(lines 1 897) the Hoare annotation is: false [2021-10-11 02:24:12,330 INFO L262 CegarLoopResult]: For program point L780-4(lines 780 797) no Hoare annotation was computed. [2021-10-11 02:24:12,330 INFO L258 CegarLoopResult]: At program point L780-5(lines 1 897) the Hoare annotation is: false [2021-10-11 02:24:12,330 INFO L262 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2021-10-11 02:24:12,330 INFO L258 CegarLoopResult]: At program point L237(lines 232 240) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:12,331 INFO L258 CegarLoopResult]: At program point L237-1(lines 232 240) the Hoare annotation is: false [2021-10-11 02:24:12,331 INFO L262 CegarLoopResult]: For program point L171(lines 171 179) no Hoare annotation was computed. [2021-10-11 02:24:12,331 INFO L258 CegarLoopResult]: At program point L237-2(lines 232 240) the Hoare annotation is: false [2021-10-11 02:24:12,331 INFO L262 CegarLoopResult]: For program point L171-1(lines 171 179) no Hoare annotation was computed. [2021-10-11 02:24:12,331 INFO L262 CegarLoopResult]: For program point L171-2(lines 171 179) no Hoare annotation was computed. [2021-10-11 02:24:12,331 INFO L262 CegarLoopResult]: For program point L701(lines 701 705) no Hoare annotation was computed. [2021-10-11 02:24:12,331 INFO L262 CegarLoopResult]: For program point L57(lines 56 101) no Hoare annotation was computed. [2021-10-11 02:24:12,331 INFO L262 CegarLoopResult]: For program point L817(lines 817 821) no Hoare annotation was computed. [2021-10-11 02:24:12,331 INFO L262 CegarLoopResult]: For program point L784(lines 784 794) no Hoare annotation was computed. [2021-10-11 02:24:12,331 INFO L262 CegarLoopResult]: For program point L817-1(lines 135 141) no Hoare annotation was computed. [2021-10-11 02:24:12,332 INFO L262 CegarLoopResult]: For program point L784-2(lines 784 794) no Hoare annotation was computed. [2021-10-11 02:24:12,332 INFO L262 CegarLoopResult]: For program point L784-4(lines 784 794) no Hoare annotation was computed. [2021-10-11 02:24:12,332 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:24:12,332 INFO L258 CegarLoopResult]: At program point L669(lines 1 897) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:12,332 INFO L262 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-10-11 02:24:12,332 INFO L262 CegarLoopResult]: For program point L785(lines 785 791) no Hoare annotation was computed. [2021-10-11 02:24:12,332 INFO L262 CegarLoopResult]: For program point L785-2(lines 785 791) no Hoare annotation was computed. [2021-10-11 02:24:12,332 INFO L262 CegarLoopResult]: For program point L785-4(lines 785 791) no Hoare annotation was computed. [2021-10-11 02:24:12,332 INFO L258 CegarLoopResult]: At program point L769(lines 764 771) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:12,333 INFO L262 CegarLoopResult]: For program point L92(lines 92 96) no Hoare annotation was computed. [2021-10-11 02:24:12,333 INFO L262 CegarLoopResult]: For program point L92-2(lines 135 141) no Hoare annotation was computed. [2021-10-11 02:24:12,333 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2021-10-11 02:24:12,333 INFO L262 CegarLoopResult]: For program point L885(lines 885 892) no Hoare annotation was computed. [2021-10-11 02:24:12,333 INFO L265 CegarLoopResult]: At program point L885-1(lines 885 892) the Hoare annotation is: true [2021-10-11 02:24:12,333 INFO L258 CegarLoopResult]: At program point L142(lines 142 148) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:12,333 INFO L258 CegarLoopResult]: At program point L142-1(lines 142 148) the Hoare annotation is: false [2021-10-11 02:24:12,333 INFO L262 CegarLoopResult]: For program point L76(lines 76 82) no Hoare annotation was computed. [2021-10-11 02:24:12,333 INFO L258 CegarLoopResult]: At program point L142-2(lines 142 148) the Hoare annotation is: false [2021-10-11 02:24:12,334 INFO L258 CegarLoopResult]: At program point L76-1(lines 76 82) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:12,334 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:24:12,334 INFO L262 CegarLoopResult]: For program point L689(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:24:12,334 INFO L262 CegarLoopResult]: For program point L689-3(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:24:12,334 INFO L262 CegarLoopResult]: For program point L689-6(lines 689 693) no Hoare annotation was computed. [2021-10-11 02:24:12,334 INFO L258 CegarLoopResult]: At program point L228(lines 221 231) the Hoare annotation is: false [2021-10-11 02:24:12,334 INFO L258 CegarLoopResult]: At program point L228-1(lines 221 231) the Hoare annotation is: false [2021-10-11 02:24:12,334 INFO L258 CegarLoopResult]: At program point L228-2(lines 221 231) the Hoare annotation is: false [2021-10-11 02:24:12,334 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:24:12,335 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2021-10-11 02:24:12,335 INFO L258 CegarLoopResult]: At program point L726(lines 721 729) the Hoare annotation is: false [2021-10-11 02:24:12,335 INFO L258 CegarLoopResult]: At program point L726-1(lines 721 729) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:12,335 INFO L258 CegarLoopResult]: At program point L726-2(lines 721 729) the Hoare annotation is: false [2021-10-11 02:24:12,335 INFO L262 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2021-10-11 02:24:12,335 INFO L258 CegarLoopResult]: At program point L726-3(lines 721 729) the Hoare annotation is: false [2021-10-11 02:24:12,335 INFO L262 CegarLoopResult]: For program point L115-1(line 115) no Hoare annotation was computed. [2021-10-11 02:24:12,335 INFO L258 CegarLoopResult]: At program point L726-4(lines 721 729) the Hoare annotation is: false [2021-10-11 02:24:12,336 INFO L258 CegarLoopResult]: At program point L726-5(lines 721 729) the Hoare annotation is: false [2021-10-11 02:24:12,336 INFO L262 CegarLoopResult]: For program point L115-2(line 115) no Hoare annotation was computed. [2021-10-11 02:24:12,336 INFO L258 CegarLoopResult]: At program point L677(lines 672 680) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:12,336 INFO L262 CegarLoopResult]: For program point L66(lines 66 72) no Hoare annotation was computed. [2021-10-11 02:24:12,336 INFO L258 CegarLoopResult]: At program point L66-1(lines 66 72) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:12,336 INFO L262 CegarLoopResult]: For program point L167(lines 167 184) no Hoare annotation was computed. [2021-10-11 02:24:12,336 INFO L262 CegarLoopResult]: For program point L167-1(lines 167 184) no Hoare annotation was computed. [2021-10-11 02:24:12,336 INFO L262 CegarLoopResult]: For program point L167-2(lines 167 184) no Hoare annotation was computed. [2021-10-11 02:24:12,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:24:12 BoogieIcfgContainer [2021-10-11 02:24:12,354 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:24:12,355 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:24:12,355 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:24:12,355 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:24:12,356 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:08" (3/4) ... [2021-10-11 02:24:12,359 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:24:12,373 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:24:12,374 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:24:12,375 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:24:12,376 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:24:12,376 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:24:12,377 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:24:12,378 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:24:12,415 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:24:12,457 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f45cf4ec-a4a5-4121-900b-03470e2567a9/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:24:12,458 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:24:12,459 INFO L168 Benchmark]: Toolchain (without parser) took 7908.11 ms. Allocated memory was 56.6 MB in the beginning and 98.6 MB in the end (delta: 41.9 MB). Free memory was 34.2 MB in the beginning and 74.7 MB in the end (delta: -40.5 MB). Peak memory consumption was 49.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:12,460 INFO L168 Benchmark]: CDTParser took 1.23 ms. Allocated memory is still 56.6 MB. Free memory is still 38.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:12,460 INFO L168 Benchmark]: CACSL2BoogieTranslator took 966.87 ms. Allocated memory was 56.6 MB in the beginning and 81.8 MB in the end (delta: 25.2 MB). Free memory was 34.0 MB in the beginning and 49.6 MB in the end (delta: -15.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:12,460 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.97 ms. Allocated memory is still 81.8 MB. Free memory was 49.6 MB in the beginning and 46.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:12,461 INFO L168 Benchmark]: Boogie Preprocessor took 92.84 ms. Allocated memory is still 81.8 MB. Free memory was 46.6 MB in the beginning and 44.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:12,461 INFO L168 Benchmark]: RCFGBuilder took 2803.73 ms. Allocated memory is still 81.8 MB. Free memory was 44.2 MB in the beginning and 36.8 MB in the end (delta: 7.4 MB). Peak memory consumption was 13.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:12,462 INFO L168 Benchmark]: TraceAbstraction took 3832.66 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 36.4 MB in the beginning and 30.5 MB in the end (delta: 5.9 MB). Peak memory consumption was 22.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:12,462 INFO L168 Benchmark]: Witness Printer took 102.89 ms. Allocated memory is still 98.6 MB. Free memory was 30.5 MB in the beginning and 74.7 MB in the end (delta: -44.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:12,465 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23 ms. Allocated memory is still 56.6 MB. Free memory is still 38.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 966.87 ms. Allocated memory was 56.6 MB in the beginning and 81.8 MB in the end (delta: 25.2 MB). Free memory was 34.0 MB in the beginning and 49.6 MB in the end (delta: -15.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 99.97 ms. Allocated memory is still 81.8 MB. Free memory was 49.6 MB in the beginning and 46.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 92.84 ms. Allocated memory is still 81.8 MB. Free memory was 46.6 MB in the beginning and 44.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2803.73 ms. Allocated memory is still 81.8 MB. Free memory was 44.2 MB in the beginning and 36.8 MB in the end (delta: 7.4 MB). Peak memory consumption was 13.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3832.66 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 36.4 MB in the beginning and 30.5 MB in the end (delta: 5.9 MB). Peak memory consumption was 22.1 MB. Max. memory is 16.1 GB. * Witness Printer took 102.89 ms. Allocated memory is still 98.6 MB. Free memory was 30.5 MB in the beginning and 74.7 MB in the end (delta: -44.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 115]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 115]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 115]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 73 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 303 SDtfs, 271 SDslu, 255 SDs, 0 SdLazy, 57 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 115 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=73occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 66 NumberOfFragments, 155 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1014 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 31 FomulaSimplificationsInter, 224 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 5197 SizeOfPredicates, 7 NumberOfNonLiveVariables, 988 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...