./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dc16baed9582dc03b8c04a72a2e3374c4a73ebd0268e0a32bbf7f86bd3b5da48 ............................................................................................................................................ 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_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dc16baed9582dc03b8c04a72a2e3374c4a73ebd0268e0a32bbf7f86bd3b5da48 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:25:35,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:25:35,518 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:25:35,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:25:35,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:25:35,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:25:35,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:25:35,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:25:35,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:25:35,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:25:35,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:25:35,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:25:35,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:25:35,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:25:35,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:25:35,576 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:25:35,577 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:25:35,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:25:35,582 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:25:35,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:25:35,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:25:35,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:25:35,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:25:35,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:25:35,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:25:35,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:25:35,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:25:35,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:25:35,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:25:35,602 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:25:35,603 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:25:35,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:25:35,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:25:35,607 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:25:35,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:25:35,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:25:35,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:25:35,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:25:35,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:25:35,613 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:25:35,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:25:35,615 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 10:25:35,656 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:25:35,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:25:35,657 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:25:35,657 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:25:35,658 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:25:35,658 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:25:35,658 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:25:35,661 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:25:35,661 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:25:35,662 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:25:35,662 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:25:35,662 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:25:35,662 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:25:35,663 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:25:35,663 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:25:35,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:25:35,668 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:25:35,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:25:35,669 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:25:35,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:25:35,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:25:35,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:25:35,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:25:35,670 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:25:35,670 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:25:35,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:25:35,670 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:25:35,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:25:35,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:25:35,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:25:35,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:25:35,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:25:35,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:25:35,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:25:35,672 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:25:35,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:25:35,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:25:35,675 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:25:35,675 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:25:35,675 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_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc16baed9582dc03b8c04a72a2e3374c4a73ebd0268e0a32bbf7f86bd3b5da48 [2021-10-24 10:25:35,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:25:35,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:25:35,981 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:25:35,983 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:25:35,984 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:25:35,985 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c [2021-10-24 10:25:36,068 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/data/671afb23c/7003af86c9184211931ddc3d459992ef/FLAG1411c5996 [2021-10-24 10:25:36,619 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:25:36,619 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c [2021-10-24 10:25:36,633 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/data/671afb23c/7003af86c9184211931ddc3d459992ef/FLAG1411c5996 [2021-10-24 10:25:36,940 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/data/671afb23c/7003af86c9184211931ddc3d459992ef [2021-10-24 10:25:36,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:25:36,947 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:25:36,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:25:36,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:25:36,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:25:36,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:25:36" (1/1) ... [2021-10-24 10:25:36,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a483077 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:25:36, skipping insertion in model container [2021-10-24 10:25:36,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:25:36" (1/1) ... [2021-10-24 10:25:36,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:25:37,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:25:37,272 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c[14969,14982] [2021-10-24 10:25:37,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:25:37,326 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-24 10:25:37,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6c62981b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:25:37, skipping insertion in model container [2021-10-24 10:25:37,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:25:37,328 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:25:37,330 INFO L168 Benchmark]: Toolchain (without parser) took 381.52 ms. Allocated memory is still 117.4 MB. Free memory was 76.2 MB in the beginning and 87.5 MB in the end (delta: -11.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:25:37,332 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 117.4 MB. Free memory was 94.0 MB in the beginning and 93.9 MB in the end (delta: 61.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:25:37,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.59 ms. Allocated memory is still 117.4 MB. Free memory was 76.0 MB in the beginning and 87.5 MB in the end (delta: -11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:25:37,336 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 117.4 MB. Free memory was 94.0 MB in the beginning and 93.9 MB in the end (delta: 61.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 375.59 ms. Allocated memory is still 117.4 MB. Free memory was 76.0 MB in the beginning and 87.5 MB in the end (delta: -11.5 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: 78]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:25:39,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:25:39,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:25:39,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:25:39,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:25:39,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:25:39,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:25:39,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:25:39,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:25:39,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:25:39,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:25:39,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:25:39,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:25:39,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:25:39,750 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:25:39,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:25:39,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:25:39,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:25:39,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:25:39,768 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:25:39,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:25:39,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:25:39,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:25:39,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:25:39,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:25:39,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:25:39,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:25:39,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:25:39,788 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:25:39,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:25:39,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:25:39,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:25:39,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:25:39,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:25:39,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:25:39,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:25:39,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:25:39,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:25:39,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:25:39,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:25:39,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:25:39,799 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 10:25:39,840 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:25:39,841 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:25:39,842 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:25:39,842 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:25:39,842 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:25:39,843 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:25:39,843 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:25:39,843 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:25:39,844 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:25:39,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:25:39,846 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:25:39,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:25:39,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:25:39,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:25:39,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:25:39,847 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:25:39,847 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:25:39,848 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:25:39,848 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:25:39,848 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:25:39,848 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:25:39,849 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:25:39,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:25:39,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:25:39,849 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:25:39,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:25:39,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:25:39,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:25:39,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:25:39,850 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:25:39,851 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:25:39,851 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:25:39,851 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:25:39,851 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:25:39,852 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:25:39,852 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_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc16baed9582dc03b8c04a72a2e3374c4a73ebd0268e0a32bbf7f86bd3b5da48 [2021-10-24 10:25:40,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:25:40,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:25:40,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:25:40,247 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:25:40,248 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:25:40,251 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c [2021-10-24 10:25:40,332 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/data/bc6660c0b/e3a8e2cef41f4f709b0734d0cf0b340d/FLAG92d892109 [2021-10-24 10:25:40,951 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:25:40,953 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c [2021-10-24 10:25:40,971 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/data/bc6660c0b/e3a8e2cef41f4f709b0734d0cf0b340d/FLAG92d892109 [2021-10-24 10:25:41,213 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/data/bc6660c0b/e3a8e2cef41f4f709b0734d0cf0b340d [2021-10-24 10:25:41,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:25:41,218 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:25:41,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:25:41,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:25:41,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:25:41,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:25:41" (1/1) ... [2021-10-24 10:25:41,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b6390d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:25:41, skipping insertion in model container [2021-10-24 10:25:41,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:25:41" (1/1) ... [2021-10-24 10:25:41,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:25:41,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:25:41,630 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c[14969,14982] [2021-10-24 10:25:41,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:25:41,661 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 10:25:41,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:25:41,768 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c[14969,14982] [2021-10-24 10:25:41,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:25:41,780 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 10:25:41,853 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c[14969,14982] [2021-10-24 10:25:41,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:25:41,882 INFO L208 MainTranslator]: Completed translation [2021-10-24 10:25:41,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:25:41 WrapperNode [2021-10-24 10:25:41,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:25:41,884 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 10:25:41,884 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 10:25:41,885 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 10:25:41,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:25:41" (1/1) ... [2021-10-24 10:25:41,933 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:25:41" (1/1) ... [2021-10-24 10:25:42,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 10:25:42,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 10:25:42,002 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 10:25:42,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 10:25:42,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:25:41" (1/1) ... [2021-10-24 10:25:42,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:25:41" (1/1) ... [2021-10-24 10:25:42,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:25:41" (1/1) ... [2021-10-24 10:25:42,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:25:41" (1/1) ... [2021-10-24 10:25:42,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:25:41" (1/1) ... [2021-10-24 10:25:42,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:25:41" (1/1) ... [2021-10-24 10:25:42,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:25:41" (1/1) ... [2021-10-24 10:25:42,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 10:25:42,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 10:25:42,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 10:25:42,080 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 10:25:42,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:25:41" (1/1) ... [2021-10-24 10:25:42,088 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:25:42,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:25:42,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 10:25:42,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 10:25:42,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 10:25:42,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 10:25:42,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 10:25:42,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 10:25:44,889 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 10:25:44,889 INFO L299 CfgBuilder]: Removed 82 assume(true) statements. [2021-10-24 10:25:44,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:25:44 BoogieIcfgContainer [2021-10-24 10:25:44,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 10:25:44,893 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 10:25:44,893 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 10:25:44,896 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 10:25:44,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:25:41" (1/3) ... [2021-10-24 10:25:44,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e88f9f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:25:44, skipping insertion in model container [2021-10-24 10:25:44,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:25:41" (2/3) ... [2021-10-24 10:25:44,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e88f9f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:25:44, skipping insertion in model container [2021-10-24 10:25:44,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:25:44" (3/3) ... [2021-10-24 10:25:44,899 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product02.cil.c [2021-10-24 10:25:44,905 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 10:25:44,905 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-24 10:25:44,951 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 10:25:44,957 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-24 10:25:44,957 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 10:25:44,971 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 62 states have (on average 1.5483870967741935) internal successors, (96), 65 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:25:44,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-24 10:25:44,977 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:25:44,977 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:25:44,978 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:25:44,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:25:44,983 INFO L82 PathProgramCache]: Analyzing trace with hash 1700840332, now seen corresponding path program 1 times [2021-10-24 10:25:44,996 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:25:44,997 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [717004729] [2021-10-24 10:25:44,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:25:44,998 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:25:44,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:25:45,001 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:25:45,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 10:25:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:25:45,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-24 10:25:45,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:25:45,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:25:45,280 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:25:45,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:25:45,341 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:25:45,342 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [717004729] [2021-10-24 10:25:45,342 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [717004729] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:25:45,343 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:25:45,343 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 10:25:45,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540118368] [2021-10-24 10:25:45,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 10:25:45,350 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:25:45,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 10:25:45,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:25:45,364 INFO L87 Difference]: Start difference. First operand has 66 states, 62 states have (on average 1.5483870967741935) internal successors, (96), 65 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:25:45,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:25:45,386 INFO L93 Difference]: Finished difference Result 125 states and 184 transitions. [2021-10-24 10:25:45,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 10:25:45,387 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-24 10:25:45,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:25:45,396 INFO L225 Difference]: With dead ends: 125 [2021-10-24 10:25:45,397 INFO L226 Difference]: Without dead ends: 62 [2021-10-24 10:25:45,399 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:25:45,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2021-10-24 10:25:45,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2021-10-24 10:25:45,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 59 states have (on average 1.423728813559322) internal successors, (84), 61 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:25:45,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 84 transitions. [2021-10-24 10:25:45,434 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 84 transitions. Word has length 19 [2021-10-24 10:25:45,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:25:45,435 INFO L470 AbstractCegarLoop]: Abstraction has 62 states and 84 transitions. [2021-10-24 10:25:45,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:25:45,436 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2021-10-24 10:25:45,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-24 10:25:45,437 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:25:45,437 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:25:45,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-24 10:25:45,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:25:45,659 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:25:45,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:25:45,661 INFO L82 PathProgramCache]: Analyzing trace with hash -788107411, now seen corresponding path program 1 times [2021-10-24 10:25:45,661 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:25:45,662 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1496403492] [2021-10-24 10:25:45,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:25:45,662 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:25:45,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:25:45,664 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:25:45,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 10:25:45,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:25:45,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:25:45,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:25:45,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:25:45,971 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:25:46,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:25:46,041 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:25:46,041 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1496403492] [2021-10-24 10:25:46,041 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1496403492] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:25:46,041 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:25:46,042 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 10:25:46,042 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988689301] [2021-10-24 10:25:46,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:25:46,043 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:25:46,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:25:46,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:25:46,045 INFO L87 Difference]: Start difference. First operand 62 states and 84 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:25:46,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:25:46,056 INFO L93 Difference]: Finished difference Result 62 states and 84 transitions. [2021-10-24 10:25:46,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:25:46,057 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-24 10:25:46,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:25:46,058 INFO L225 Difference]: With dead ends: 62 [2021-10-24 10:25:46,058 INFO L226 Difference]: Without dead ends: 31 [2021-10-24 10:25:46,059 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.0ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:25:46,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-10-24 10:25:46,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-10-24 10:25:46,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.4) internal successors, (42), 30 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:25:46,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2021-10-24 10:25:46,064 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 20 [2021-10-24 10:25:46,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:25:46,065 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2021-10-24 10:25:46,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:25:46,065 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2021-10-24 10:25:46,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-24 10:25:46,066 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:25:46,066 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:25:46,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 10:25:46,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:25:46,288 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:25:46,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:25:46,289 INFO L82 PathProgramCache]: Analyzing trace with hash -764571428, now seen corresponding path program 1 times [2021-10-24 10:25:46,290 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:25:46,290 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [897561716] [2021-10-24 10:25:46,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:25:46,290 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:25:46,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:25:46,297 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:25:46,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-24 10:25:46,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:25:46,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:25:46,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:25:46,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:25:46,653 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:25:46,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:25:46,745 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:25:46,745 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [897561716] [2021-10-24 10:25:46,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [897561716] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:25:46,745 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:25:46,746 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 10:25:46,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569152439] [2021-10-24 10:25:46,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:25:46,746 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:25:46,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:25:46,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:25:46,748 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:25:46,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:25:46,833 INFO L93 Difference]: Finished difference Result 79 states and 114 transitions. [2021-10-24 10:25:46,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 10:25:46,834 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-24 10:25:46,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:25:46,834 INFO L225 Difference]: With dead ends: 79 [2021-10-24 10:25:46,834 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 10:25:46,835 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 34.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:25:46,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 10:25:46,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 10:25:46,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:25:46,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 10:25:46,836 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-24 10:25:46,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:25:46,837 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 10:25:46,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:25:46,837 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 10:25:46,837 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 10:25:46,840 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:25:46,841 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:25:46,841 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:25:46,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-10-24 10:25:47,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:25:47,057 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-24 10:25:47,060 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,137 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:25:47,249 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 700) no Hoare annotation was computed. [2021-10-24 10:25:47,249 INFO L853 garLoopResultBuilder]: At program point L779(lines 1 887) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-10-24 10:25:47,249 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-24 10:25:47,250 INFO L857 garLoopResultBuilder]: For program point L649(lines 649 655) no Hoare annotation was computed. [2021-10-24 10:25:47,250 INFO L853 garLoopResultBuilder]: At program point L649-1(lines 649 655) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:25:47,250 INFO L857 garLoopResultBuilder]: For program point L732(lines 732 749) no Hoare annotation was computed. [2021-10-24 10:25:47,250 INFO L853 garLoopResultBuilder]: At program point L732-1(lines 1 887) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:25:47,250 INFO L857 garLoopResultBuilder]: For program point L732-2(lines 732 749) no Hoare annotation was computed. [2021-10-24 10:25:47,250 INFO L853 garLoopResultBuilder]: At program point L732-3(lines 1 887) the Hoare annotation is: false [2021-10-24 10:25:47,251 INFO L857 garLoopResultBuilder]: For program point L732-4(lines 732 749) no Hoare annotation was computed. [2021-10-24 10:25:47,251 INFO L853 garLoopResultBuilder]: At program point L732-5(lines 1 887) the Hoare annotation is: false [2021-10-24 10:25:47,251 INFO L857 garLoopResultBuilder]: For program point L452(lines 452 456) no Hoare annotation was computed. [2021-10-24 10:25:47,251 INFO L857 garLoopResultBuilder]: For program point L700(line 700) no Hoare annotation was computed. [2021-10-24 10:25:47,251 INFO L857 garLoopResultBuilder]: For program point L700-1(line 700) no Hoare annotation was computed. [2021-10-24 10:25:47,251 INFO L857 garLoopResultBuilder]: For program point L700-2(line 700) no Hoare annotation was computed. [2021-10-24 10:25:47,251 INFO L853 garLoopResultBuilder]: At program point L520(lines 516 538) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:25:47,251 INFO L853 garLoopResultBuilder]: At program point L520-1(lines 516 538) the Hoare annotation is: false [2021-10-24 10:25:47,252 INFO L853 garLoopResultBuilder]: At program point L520-2(lines 516 538) the Hoare annotation is: false [2021-10-24 10:25:47,252 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-24 10:25:47,252 INFO L857 garLoopResultBuilder]: For program point L669(lines 669 682) no Hoare annotation was computed. [2021-10-24 10:25:47,252 INFO L860 garLoopResultBuilder]: At program point L884(lines 865 887) the Hoare annotation is: true [2021-10-24 10:25:47,252 INFO L853 garLoopResultBuilder]: At program point L851(lines 847 853) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-10-24 10:25:47,252 INFO L857 garLoopResultBuilder]: For program point L736(lines 736 746) no Hoare annotation was computed. [2021-10-24 10:25:47,252 INFO L857 garLoopResultBuilder]: For program point L736-2(lines 736 746) no Hoare annotation was computed. [2021-10-24 10:25:47,252 INFO L857 garLoopResultBuilder]: For program point L736-4(lines 736 746) no Hoare annotation was computed. [2021-10-24 10:25:47,253 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 700) no Hoare annotation was computed. [2021-10-24 10:25:47,253 INFO L853 garLoopResultBuilder]: At program point L687(lines 638 688) the Hoare annotation is: false [2021-10-24 10:25:47,253 INFO L857 garLoopResultBuilder]: For program point L737(lines 737 743) no Hoare annotation was computed. [2021-10-24 10:25:47,253 INFO L853 garLoopResultBuilder]: At program point L803-2(lines 803 817) the Hoare annotation is: false [2021-10-24 10:25:47,253 INFO L857 garLoopResultBuilder]: For program point L737-2(lines 737 743) no Hoare annotation was computed. [2021-10-24 10:25:47,253 INFO L857 garLoopResultBuilder]: For program point L737-4(lines 737 743) no Hoare annotation was computed. [2021-10-24 10:25:47,253 INFO L857 garLoopResultBuilder]: For program point L440(lines 440 444) no Hoare annotation was computed. [2021-10-24 10:25:47,254 INFO L853 garLoopResultBuilder]: At program point L787(lines 782 790) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-10-24 10:25:47,254 INFO L853 garLoopResultBuilder]: At program point L721(lines 520 526) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:25:47,254 INFO L853 garLoopResultBuilder]: At program point L721-1(lines 520 526) the Hoare annotation is: false [2021-10-24 10:25:47,254 INFO L853 garLoopResultBuilder]: At program point L721-2(lines 520 526) the Hoare annotation is: false [2021-10-24 10:25:47,254 INFO L857 garLoopResultBuilder]: For program point L804(line 804) no Hoare annotation was computed. [2021-10-24 10:25:47,254 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-24 10:25:47,254 INFO L857 garLoopResultBuilder]: For program point L640(lines 639 686) no Hoare annotation was computed. [2021-10-24 10:25:47,255 INFO L857 garLoopResultBuilder]: For program point L641(lines 641 645) no Hoare annotation was computed. [2021-10-24 10:25:47,255 INFO L857 garLoopResultBuilder]: For program point L807(lines 807 811) no Hoare annotation was computed. [2021-10-24 10:25:47,255 INFO L857 garLoopResultBuilder]: For program point L807-1(lines 807 811) no Hoare annotation was computed. [2021-10-24 10:25:47,255 INFO L857 garLoopResultBuilder]: For program point L659(lines 659 665) no Hoare annotation was computed. [2021-10-24 10:25:47,255 INFO L853 garLoopResultBuilder]: At program point L659-1(lines 659 665) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:25:47,255 INFO L853 garLoopResultBuilder]: At program point L527(lines 527 533) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:25:47,255 INFO L853 garLoopResultBuilder]: At program point L527-1(lines 527 533) the Hoare annotation is: false [2021-10-24 10:25:47,256 INFO L853 garLoopResultBuilder]: At program point L527-2(lines 527 533) the Hoare annotation is: false [2021-10-24 10:25:47,260 INFO L857 garLoopResultBuilder]: For program point L428(lines 428 432) no Hoare annotation was computed. [2021-10-24 10:25:47,260 INFO L857 garLoopResultBuilder]: For program point L428-3(lines 428 432) no Hoare annotation was computed. [2021-10-24 10:25:47,269 INFO L857 garLoopResultBuilder]: For program point L428-6(lines 428 432) no Hoare annotation was computed. [2021-10-24 10:25:47,270 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-24 10:25:47,271 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 700) no Hoare annotation was computed. [2021-10-24 10:25:47,271 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 882) no Hoare annotation was computed. [2021-10-24 10:25:47,271 INFO L860 garLoopResultBuilder]: At program point L875-1(lines 875 882) the Hoare annotation is: true [2021-10-24 10:25:47,271 INFO L857 garLoopResultBuilder]: For program point L677(lines 677 681) no Hoare annotation was computed. [2021-10-24 10:25:47,271 INFO L853 garLoopResultBuilder]: At program point L677-2(lines 677 681) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:25:47,272 INFO L853 garLoopResultBuilder]: At program point L711(lines 706 713) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-10-24 10:25:47,273 INFO L853 garLoopResultBuilder]: At program point L579(lines 574 582) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:25:47,273 INFO L853 garLoopResultBuilder]: At program point L579-1(lines 574 582) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:25:47,274 INFO L853 garLoopResultBuilder]: At program point L579-2(lines 574 582) the Hoare annotation is: false [2021-10-24 10:25:47,274 INFO L853 garLoopResultBuilder]: At program point L579-3(lines 574 582) the Hoare annotation is: false [2021-10-24 10:25:47,274 INFO L853 garLoopResultBuilder]: At program point L579-4(lines 574 582) the Hoare annotation is: false [2021-10-24 10:25:47,274 INFO L853 garLoopResultBuilder]: At program point L579-5(lines 574 582) the Hoare annotation is: false [2021-10-24 10:25:47,274 INFO L853 garLoopResultBuilder]: At program point L497(lines 492 500) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:25:47,275 INFO L853 garLoopResultBuilder]: At program point L497-1(lines 492 500) the Hoare annotation is: false [2021-10-24 10:25:47,275 INFO L853 garLoopResultBuilder]: At program point L497-2(lines 492 500) the Hoare annotation is: false [2021-10-24 10:25:47,281 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 10:25:47,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 10:25:47 BoogieIcfgContainer [2021-10-24 10:25:47,306 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 10:25:47,308 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 10:25:47,308 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 10:25:47,308 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 10:25:47,309 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:25:44" (3/4) ... [2021-10-24 10:25:47,314 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 10:25:47,335 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-24 10:25:47,336 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-24 10:25:47,336 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-24 10:25:47,337 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-24 10:25:47,337 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 10:25:47,338 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:25:47,338 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:25:47,366 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:25:47,367 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:25:47,367 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:25:47,368 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:25:47,368 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:25:47,369 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:25:47,414 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 10:25:47,414 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 10:25:47,416 INFO L168 Benchmark]: Toolchain (without parser) took 6197.27 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 36.0 MB in the beginning and 50.5 MB in the end (delta: -14.6 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:25:47,416 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 58.7 MB. Free memory was 39.9 MB in the beginning and 39.8 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:25:47,417 INFO L168 Benchmark]: CACSL2BoogieTranslator took 661.62 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 35.9 MB in the beginning and 48.4 MB in the end (delta: -12.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-24 10:25:47,418 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.01 ms. Allocated memory is still 77.6 MB. Free memory was 48.4 MB in the beginning and 45.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:25:47,418 INFO L168 Benchmark]: Boogie Preprocessor took 77.67 ms. Allocated memory is still 77.6 MB. Free memory was 45.8 MB in the beginning and 43.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:25:47,418 INFO L168 Benchmark]: RCFGBuilder took 2811.48 ms. Allocated memory is still 77.6 MB. Free memory was 43.7 MB in the beginning and 49.3 MB in the end (delta: -5.7 MB). Peak memory consumption was 19.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:25:47,419 INFO L168 Benchmark]: TraceAbstraction took 2413.68 ms. Allocated memory is still 77.6 MB. Free memory was 48.9 MB in the beginning and 56.3 MB in the end (delta: -7.4 MB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. [2021-10-24 10:25:47,419 INFO L168 Benchmark]: Witness Printer took 106.89 ms. Allocated memory is still 77.6 MB. Free memory was 56.3 MB in the beginning and 50.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-24 10:25:47,421 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 58.7 MB. Free memory was 39.9 MB in the beginning and 39.8 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 661.62 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 35.9 MB in the beginning and 48.4 MB in the end (delta: -12.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 116.01 ms. Allocated memory is still 77.6 MB. Free memory was 48.4 MB in the beginning and 45.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 77.67 ms. Allocated memory is still 77.6 MB. Free memory was 45.8 MB in the beginning and 43.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2811.48 ms. Allocated memory is still 77.6 MB. Free memory was 43.7 MB in the beginning and 49.3 MB in the end (delta: -5.7 MB). Peak memory consumption was 19.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2413.68 ms. Allocated memory is still 77.6 MB. Free memory was 48.9 MB in the beginning and 56.3 MB in the end (delta: -7.4 MB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. * Witness Printer took 106.89 ms. Allocated memory is still 77.6 MB. Free memory was 56.3 MB in the beginning and 50.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 700]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 700]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 700]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 66 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2331.7ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 11.7ms, AutomataDifference: 153.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 193.6ms, InitialAbstractionConstructionTime: 10.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 196 SDtfs, 111 SDslu, 81 SDs, 0 SdLazy, 18 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 42.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 128 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 45.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 27.5ms AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 56 NumberOfFragments, 118 HoareAnnotationTreeSize, 32 FomulaSimplifications, 152 FormulaSimplificationTreeSizeReduction, 93.1ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 91.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 91.1ms SsaConstructionTime, 345.5ms SatisfiabilityAnalysisTime, 572.7ms InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 156 SizeOfPredicates, 4 NumberOfNonLiveVariables, 594 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 574]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 706]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 574]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 574]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 574]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 574]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 574]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-24 10:25:47,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48deb060-9bc9-46f1-9a74-4b62721ccb75/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...