./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product04.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_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/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_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/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_9158bef4-1ea4-4246-b1d2-d5346de3147e/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 b31717b9bd1ac5cd1350f18acb90cf1947e367b4bc98f1fbfc3c2d7d8e7480dc ............................................................................................................................................ 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_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/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_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/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_9158bef4-1ea4-4246-b1d2-d5346de3147e/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 b31717b9bd1ac5cd1350f18acb90cf1947e367b4bc98f1fbfc3c2d7d8e7480dc ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:11:56,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:11:56,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:11:56,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:11:56,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:11:56,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:11:56,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:11:56,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:11:56,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:11:56,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:11:56,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:11:56,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:11:56,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:11:56,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:11:56,777 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:11:56,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:11:56,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:11:56,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:11:56,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:11:56,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:11:56,790 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:11:56,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:11:56,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:11:56,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:11:56,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:11:56,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:11:56,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:11:56,816 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:11:56,816 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:11:56,818 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:11:56,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:11:56,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:11:56,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:11:56,824 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:11:56,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:11:56,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:11:56,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:11:56,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:11:56,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:11:56,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:11:56,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:11:56,832 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 10:11:56,886 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:11:56,887 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:11:56,889 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:11:56,889 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:11:56,890 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:11:56,890 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:11:56,890 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:11:56,891 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:11:56,898 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:11:56,899 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:11:56,900 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:11:56,901 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:11:56,901 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:11:56,901 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:11:56,902 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:11:56,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:11:56,903 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:11:56,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:11:56,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:11:56,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:11:56,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:11:56,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:11:56,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:11:56,905 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:11:56,906 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:11:56,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:11:56,906 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:11:56,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:11:56,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:11:56,909 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:11:56,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:11:56,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:11:56,910 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:11:56,910 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:11:56,911 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:11:56,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:11:56,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:11:56,911 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:11:56,912 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:11:56,912 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_9158bef4-1ea4-4246-b1d2-d5346de3147e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b31717b9bd1ac5cd1350f18acb90cf1947e367b4bc98f1fbfc3c2d7d8e7480dc [2021-10-24 10:11:57,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:11:57,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:11:57,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:11:57,310 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:11:57,311 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:11:57,312 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2021-10-24 10:11:57,389 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/data/1cd98a47c/1fd18fee7e22450981d0a028f4859be4/FLAG219ce6e49 [2021-10-24 10:11:58,135 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:11:58,136 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2021-10-24 10:11:58,156 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/data/1cd98a47c/1fd18fee7e22450981d0a028f4859be4/FLAG219ce6e49 [2021-10-24 10:11:58,376 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/data/1cd98a47c/1fd18fee7e22450981d0a028f4859be4 [2021-10-24 10:11:58,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:11:58,382 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:11:58,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:11:58,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:11:58,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:11:58,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:11:58" (1/1) ... [2021-10-24 10:11:58,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696d26df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:11:58, skipping insertion in model container [2021-10-24 10:11:58,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:11:58" (1/1) ... [2021-10-24 10:11:58,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:11:58,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:11:59,001 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_9158bef4-1ea4-4246-b1d2-d5346de3147e/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c[16991,17004] [2021-10-24 10:11:59,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:11:59,035 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 10:11:59,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7148a276 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:11:59, skipping insertion in model container [2021-10-24 10:11:59,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:11:59,037 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:11:59,048 INFO L168 Benchmark]: Toolchain (without parser) took 656.51 ms. Allocated memory is still 96.5 MB. Free memory was 60.3 MB in the beginning and 66.8 MB in the end (delta: -6.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:11:59,050 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 96.5 MB. Free memory is still 77.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:11:59,053 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.90 ms. Allocated memory is still 96.5 MB. Free memory was 60.1 MB in the beginning and 66.8 MB in the end (delta: -6.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:11:59,056 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 96.5 MB. Free memory is still 77.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 650.90 ms. Allocated memory is still 96.5 MB. Free memory was 60.1 MB in the beginning and 66.8 MB in the end (delta: -6.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 344]: 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 10:12:01,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:12:01,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:12:01,849 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:12:01,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:12:01,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:12:01,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:12:01,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:12:01,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:12:01,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:12:01,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:12:01,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:12:01,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:12:01,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:12:01,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:12:01,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:12:01,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:12:01,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:12:01,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:12:01,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:12:01,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:12:01,910 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:12:01,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:12:01,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:12:01,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:12:01,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:12:01,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:12:01,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:12:01,928 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:12:01,929 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:12:01,929 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:12:01,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:12:01,932 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:12:01,933 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:12:01,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:12:01,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:12:01,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:12:01,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:12:01,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:12:01,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:12:01,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:12:01,938 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 10:12:01,964 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:12:01,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:12:01,965 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:12:01,966 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:12:01,966 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:12:01,966 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:12:01,966 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:12:01,966 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:12:01,967 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:12:01,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:12:01,968 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:12:01,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:12:01,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:12:01,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:12:01,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:12:01,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:12:01,969 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:12:01,969 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:12:01,969 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:12:01,969 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:12:01,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:12:01,970 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:12:01,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:12:01,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:12:01,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:12:01,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:12:01,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:12:01,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:12:01,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:12:01,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:12:01,971 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:12:01,972 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:12:01,972 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:12:01,972 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:12:01,972 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:12:01,972 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_9158bef4-1ea4-4246-b1d2-d5346de3147e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b31717b9bd1ac5cd1350f18acb90cf1947e367b4bc98f1fbfc3c2d7d8e7480dc [2021-10-24 10:12:02,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:12:02,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:12:02,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:12:02,464 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:12:02,465 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:12:02,466 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2021-10-24 10:12:02,549 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/data/3f23375c3/e7e5c20ceea84a8097c9479e9db9613d/FLAG9e3a7fdc9 [2021-10-24 10:12:03,209 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:12:03,209 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2021-10-24 10:12:03,238 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/data/3f23375c3/e7e5c20ceea84a8097c9479e9db9613d/FLAG9e3a7fdc9 [2021-10-24 10:12:03,481 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/data/3f23375c3/e7e5c20ceea84a8097c9479e9db9613d [2021-10-24 10:12:03,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:12:03,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:12:03,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:12:03,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:12:03,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:12:03,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:12:03" (1/1) ... [2021-10-24 10:12:03,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@623cfaf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:12:03, skipping insertion in model container [2021-10-24 10:12:03,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:12:03" (1/1) ... [2021-10-24 10:12:03,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:12:03,580 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:12:04,063 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_9158bef4-1ea4-4246-b1d2-d5346de3147e/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c[16991,17004] [2021-10-24 10:12:04,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:12:04,103 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 10:12:04,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:12:04,212 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_9158bef4-1ea4-4246-b1d2-d5346de3147e/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c[16991,17004] [2021-10-24 10:12:04,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:12:04,235 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 10:12:04,307 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_9158bef4-1ea4-4246-b1d2-d5346de3147e/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c[16991,17004] [2021-10-24 10:12:04,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:12:04,331 INFO L208 MainTranslator]: Completed translation [2021-10-24 10:12:04,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:12:04 WrapperNode [2021-10-24 10:12:04,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:12:04,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 10:12:04,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 10:12:04,334 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 10:12:04,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:12:04" (1/1) ... [2021-10-24 10:12:04,367 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:12:04" (1/1) ... [2021-10-24 10:12:04,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 10:12:04,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 10:12:04,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 10:12:04,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 10:12:04,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:12:04" (1/1) ... [2021-10-24 10:12:04,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:12:04" (1/1) ... [2021-10-24 10:12:04,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:12:04" (1/1) ... [2021-10-24 10:12:04,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:12:04" (1/1) ... [2021-10-24 10:12:04,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:12:04" (1/1) ... [2021-10-24 10:12:04,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:12:04" (1/1) ... [2021-10-24 10:12:04,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:12:04" (1/1) ... [2021-10-24 10:12:04,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 10:12:04,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 10:12:04,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 10:12:04,487 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 10:12:04,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:12:04" (1/1) ... [2021-10-24 10:12:04,497 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:12:04,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:12:04,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 10:12:04,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 10:12:04,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 10:12:04,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 10:12:04,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 10:12:04,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 10:12:07,466 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 10:12:07,467 INFO L299 CfgBuilder]: Removed 86 assume(true) statements. [2021-10-24 10:12:07,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:12:07 BoogieIcfgContainer [2021-10-24 10:12:07,470 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 10:12:07,472 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 10:12:07,472 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 10:12:07,476 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 10:12:07,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:12:03" (1/3) ... [2021-10-24 10:12:07,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@771c529c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:12:07, skipping insertion in model container [2021-10-24 10:12:07,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:12:04" (2/3) ... [2021-10-24 10:12:07,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@771c529c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:12:07, skipping insertion in model container [2021-10-24 10:12:07,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:12:07" (3/3) ... [2021-10-24 10:12:07,480 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product04.cil.c [2021-10-24 10:12:07,487 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 10:12:07,488 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-24 10:12:07,543 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 10:12:07,550 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 10:12:07,550 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 10:12:07,570 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 64 states have (on average 1.546875) internal successors, (99), 67 states have internal predecessors, (99), 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 10:12:07,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-24 10:12:07,578 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:12:07,579 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 10:12:07,580 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 10:12:07,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:12:07,587 INFO L82 PathProgramCache]: Analyzing trace with hash 21578229, now seen corresponding path program 1 times [2021-10-24 10:12:07,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:12:07,605 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [410063220] [2021-10-24 10:12:07,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:12:07,606 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:12:07,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:12:07,611 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:12:07,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 10:12:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:12:07,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-24 10:12:07,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:12:07,940 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 10:12:07,940 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:12:08,005 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 10:12:08,006 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:12:08,006 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [410063220] [2021-10-24 10:12:08,007 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [410063220] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:12:08,007 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:12:08,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 10:12:08,010 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874545252] [2021-10-24 10:12:08,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 10:12:08,016 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:12:08,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 10:12:08,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:12:08,034 INFO L87 Difference]: Start difference. First operand has 68 states, 64 states have (on average 1.546875) internal successors, (99), 67 states have internal predecessors, (99), 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 10:12:08,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:12:08,076 INFO L93 Difference]: Finished difference Result 129 states and 190 transitions. [2021-10-24 10:12:08,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 10:12:08,077 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 10:12:08,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:12:08,088 INFO L225 Difference]: With dead ends: 129 [2021-10-24 10:12:08,088 INFO L226 Difference]: Without dead ends: 64 [2021-10-24 10:12:08,091 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:12:08,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2021-10-24 10:12:08,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2021-10-24 10:12:08,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 61 states have (on average 1.4262295081967213) internal successors, (87), 63 states have internal predecessors, (87), 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 10:12:08,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 87 transitions. [2021-10-24 10:12:08,125 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 87 transitions. Word has length 19 [2021-10-24 10:12:08,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:12:08,125 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 87 transitions. [2021-10-24 10:12:08,126 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 10:12:08,126 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2021-10-24 10:12:08,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-24 10:12:08,127 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:12:08,127 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 10:12:08,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-24 10:12:08,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:12:08,336 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 10:12:08,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:12:08,353 INFO L82 PathProgramCache]: Analyzing trace with hash 1827597782, now seen corresponding path program 1 times [2021-10-24 10:12:08,354 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:12:08,355 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1767598535] [2021-10-24 10:12:08,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:12:08,355 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:12:08,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:12:08,364 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:12:08,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 10:12:08,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:12:08,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:12:08,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:12:08,724 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 10:12:08,725 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:12:08,801 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 10:12:08,801 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:12:08,802 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1767598535] [2021-10-24 10:12:08,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1767598535] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:12:08,803 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:12:08,803 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 10:12:08,803 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086263941] [2021-10-24 10:12:08,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:12:08,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:12:08,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:12:08,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:12:08,811 INFO L87 Difference]: Start difference. First operand 64 states and 87 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 10:12:08,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:12:08,839 INFO L93 Difference]: Finished difference Result 64 states and 87 transitions. [2021-10-24 10:12:08,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:12:08,840 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 10:12:08,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:12:08,843 INFO L225 Difference]: With dead ends: 64 [2021-10-24 10:12:08,843 INFO L226 Difference]: Without dead ends: 33 [2021-10-24 10:12:08,844 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.4ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:12:08,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-24 10:12:08,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-24 10:12:08,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.40625) internal successors, (45), 32 states have internal predecessors, (45), 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 10:12:08,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-10-24 10:12:08,858 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 20 [2021-10-24 10:12:08,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:12:08,859 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-10-24 10:12:08,859 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 10:12:08,859 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-10-24 10:12:08,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-24 10:12:08,860 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:12:08,860 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 10:12:08,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 10:12:09,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:12:09,061 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 10:12:09,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:12:09,062 INFO L82 PathProgramCache]: Analyzing trace with hash 1851133765, now seen corresponding path program 1 times [2021-10-24 10:12:09,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:12:09,064 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1233180863] [2021-10-24 10:12:09,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:12:09,064 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:12:09,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:12:09,065 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:12:09,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-24 10:12:09,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:12:09,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:12:09,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:12:09,408 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 10:12:09,408 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:12:09,513 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 10:12:09,513 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:12:09,514 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1233180863] [2021-10-24 10:12:09,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1233180863] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:12:09,514 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:12:09,515 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 10:12:09,515 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580184604] [2021-10-24 10:12:09,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:12:09,516 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:12:09,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:12:09,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:12:09,518 INFO L87 Difference]: Start difference. First operand 33 states and 45 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 10:12:09,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:12:09,651 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2021-10-24 10:12:09,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 10:12:09,652 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 10:12:09,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:12:09,652 INFO L225 Difference]: With dead ends: 87 [2021-10-24 10:12:09,653 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 10:12:09,654 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 42.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:12:09,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 10:12:09,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 10:12:09,655 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 10:12:09,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 10:12:09,656 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-24 10:12:09,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:12:09,657 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 10:12:09,657 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 10:12:09,657 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 10:12:09,657 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 10:12:09,660 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:12:09,661 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:12:09,662 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:12:09,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-24 10:12:09,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:12:09,887 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-24 10:12:09,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,941 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,943 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,962 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,968 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:09,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:10,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:10,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:10,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:10,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:10,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:10,009 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:10,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:10,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:12:10,154 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 866) no Hoare annotation was computed. [2021-10-24 10:12:10,154 INFO L857 garLoopResultBuilder]: For program point L85(lines 85 91) no Hoare annotation was computed. [2021-10-24 10:12:10,154 INFO L857 garLoopResultBuilder]: For program point L85-2(lines 85 91) no Hoare annotation was computed. [2021-10-24 10:12:10,154 INFO L857 garLoopResultBuilder]: For program point L85-4(lines 85 91) no Hoare annotation was computed. [2021-10-24 10:12:10,154 INFO L853 garLoopResultBuilder]: At program point L168(lines 117 169) the Hoare annotation is: false [2021-10-24 10:12:10,155 INFO L853 garLoopResultBuilder]: At program point L69(lines 193 199) 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 10:12:10,155 INFO L853 garLoopResultBuilder]: At program point L69-1(lines 193 199) the Hoare annotation is: false [2021-10-24 10:12:10,155 INFO L853 garLoopResultBuilder]: At program point L69-2(lines 193 199) the Hoare annotation is: false [2021-10-24 10:12:10,155 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-24 10:12:10,155 INFO L857 garLoopResultBuilder]: For program point L119(lines 118 167) no Hoare annotation was computed. [2021-10-24 10:12:10,156 INFO L853 garLoopResultBuilder]: At program point L252(lines 247 255) 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 10:12:10,156 INFO L853 garLoopResultBuilder]: At program point L252-1(lines 247 255) 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 10:12:10,156 INFO L853 garLoopResultBuilder]: At program point L252-2(lines 247 255) the Hoare annotation is: false [2021-10-24 10:12:10,156 INFO L853 garLoopResultBuilder]: At program point L252-3(lines 247 255) the Hoare annotation is: false [2021-10-24 10:12:10,156 INFO L857 garLoopResultBuilder]: For program point L120(lines 120 124) no Hoare annotation was computed. [2021-10-24 10:12:10,156 INFO L853 garLoopResultBuilder]: At program point L252-4(lines 247 255) the Hoare annotation is: false [2021-10-24 10:12:10,157 INFO L853 garLoopResultBuilder]: At program point L252-5(lines 247 255) the Hoare annotation is: false [2021-10-24 10:12:10,157 INFO L857 garLoopResultBuilder]: For program point L848(lines 848 855) no Hoare annotation was computed. [2021-10-24 10:12:10,157 INFO L860 garLoopResultBuilder]: At program point L848-1(lines 848 855) the Hoare annotation is: true [2021-10-24 10:12:10,157 INFO L857 garLoopResultBuilder]: For program point L138(lines 138 144) no Hoare annotation was computed. [2021-10-24 10:12:10,157 INFO L853 garLoopResultBuilder]: At program point L138-1(lines 138 144) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:12:10,157 INFO L857 garLoopResultBuilder]: For program point L700(lines 700 704) no Hoare annotation was computed. [2021-10-24 10:12:10,157 INFO L857 garLoopResultBuilder]: For program point L866(line 866) no Hoare annotation was computed. [2021-10-24 10:12:10,158 INFO L857 garLoopResultBuilder]: For program point L866-1(line 866) no Hoare annotation was computed. [2021-10-24 10:12:10,158 INFO L857 garLoopResultBuilder]: For program point L866-2(line 866) no Hoare annotation was computed. [2021-10-24 10:12:10,158 INFO L857 garLoopResultBuilder]: For program point L156(lines 156 162) no Hoare annotation was computed. [2021-10-24 10:12:10,158 INFO L853 garLoopResultBuilder]: At program point L156-1(lines 1 904) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:12:10,158 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-24 10:12:10,163 INFO L853 garLoopResultBuilder]: At program point L901(lines 896 904) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-10-24 10:12:10,163 INFO L853 garLoopResultBuilder]: At program point L59(lines 54 61) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-10-24 10:12:10,164 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 866) no Hoare annotation was computed. [2021-10-24 10:12:10,168 INFO L857 garLoopResultBuilder]: For program point L688(lines 688 692) no Hoare annotation was computed. [2021-10-24 10:12:10,168 INFO L857 garLoopResultBuilder]: For program point L688-3(lines 688 692) no Hoare annotation was computed. [2021-10-24 10:12:10,168 INFO L857 garLoopResultBuilder]: For program point L688-6(lines 688 692) no Hoare annotation was computed. [2021-10-24 10:12:10,169 INFO L853 garLoopResultBuilder]: At program point L193(lines 189 211) 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 10:12:10,169 INFO L853 garLoopResultBuilder]: At program point L193-1(lines 189 211) the Hoare annotation is: false [2021-10-24 10:12:10,169 INFO L853 garLoopResultBuilder]: At program point L193-2(lines 189 211) the Hoare annotation is: false [2021-10-24 10:12:10,171 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-24 10:12:10,173 INFO L853 garLoopResultBuilder]: At program point L821(lines 817 823) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-10-24 10:12:10,174 INFO L857 garLoopResultBuilder]: For program point L128(lines 128 134) no Hoare annotation was computed. [2021-10-24 10:12:10,174 INFO L853 garLoopResultBuilder]: At program point L128-1(lines 128 134) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:12:10,174 INFO L853 garLoopResultBuilder]: At program point L773-2(lines 773 787) the Hoare annotation is: false [2021-10-24 10:12:10,174 INFO L853 garLoopResultBuilder]: At program point L757(lines 752 760) 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 10:12:10,177 INFO L853 garLoopResultBuilder]: At program point L757-1(lines 752 760) the Hoare annotation is: false [2021-10-24 10:12:10,177 INFO L853 garLoopResultBuilder]: At program point L757-2(lines 752 760) the Hoare annotation is: false [2021-10-24 10:12:10,178 INFO L857 garLoopResultBuilder]: For program point L80(lines 80 97) no Hoare annotation was computed. [2021-10-24 10:12:10,178 INFO L853 garLoopResultBuilder]: At program point L80-1(lines 1 904) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:12:10,178 INFO L857 garLoopResultBuilder]: For program point L80-2(lines 80 97) no Hoare annotation was computed. [2021-10-24 10:12:10,178 INFO L853 garLoopResultBuilder]: At program point L80-3(lines 1 904) the Hoare annotation is: false [2021-10-24 10:12:10,179 INFO L857 garLoopResultBuilder]: For program point L80-4(lines 80 97) no Hoare annotation was computed. [2021-10-24 10:12:10,179 INFO L853 garLoopResultBuilder]: At program point L80-5(lines 1 904) the Hoare annotation is: false [2021-10-24 10:12:10,179 INFO L857 garLoopResultBuilder]: For program point L774(line 774) no Hoare annotation was computed. [2021-10-24 10:12:10,179 INFO L860 garLoopResultBuilder]: At program point L857(lines 838 860) the Hoare annotation is: true [2021-10-24 10:12:10,179 INFO L857 garLoopResultBuilder]: For program point L296(lines 296 302) no Hoare annotation was computed. [2021-10-24 10:12:10,180 INFO L853 garLoopResultBuilder]: At program point L296-1(lines 296 302) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:12:10,181 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-24 10:12:10,181 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 866) no Hoare annotation was computed. [2021-10-24 10:12:10,182 INFO L857 garLoopResultBuilder]: For program point L148(lines 148 163) no Hoare annotation was computed. [2021-10-24 10:12:10,182 INFO L857 garLoopResultBuilder]: For program point L777(lines 777 781) no Hoare annotation was computed. [2021-10-24 10:12:10,182 INFO L857 garLoopResultBuilder]: For program point L777-1(lines 777 781) no Hoare annotation was computed. [2021-10-24 10:12:10,182 INFO L853 garLoopResultBuilder]: At program point L893(lines 1 904) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-10-24 10:12:10,182 INFO L857 garLoopResultBuilder]: For program point L84(lines 84 94) no Hoare annotation was computed. [2021-10-24 10:12:10,183 INFO L857 garLoopResultBuilder]: For program point L84-2(lines 84 94) no Hoare annotation was computed. [2021-10-24 10:12:10,183 INFO L857 garLoopResultBuilder]: For program point L84-4(lines 84 94) no Hoare annotation was computed. [2021-10-24 10:12:10,183 INFO L857 garLoopResultBuilder]: For program point L712(lines 712 716) no Hoare annotation was computed. [2021-10-24 10:12:10,183 INFO L853 garLoopResultBuilder]: At program point L200(lines 200 206) 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 10:12:10,184 INFO L853 garLoopResultBuilder]: At program point L200-1(lines 200 206) the Hoare annotation is: false [2021-10-24 10:12:10,184 INFO L853 garLoopResultBuilder]: At program point L200-2(lines 200 206) the Hoare annotation is: false [2021-10-24 10:12:10,188 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 10:12:10,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 10:12:10 BoogieIcfgContainer [2021-10-24 10:12:10,227 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 10:12:10,227 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 10:12:10,228 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 10:12:10,228 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 10:12:10,229 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:12:07" (3/4) ... [2021-10-24 10:12:10,232 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 10:12:10,250 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-24 10:12:10,251 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-24 10:12:10,252 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-24 10:12:10,253 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-24 10:12:10,253 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 10:12:10,254 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:12:10,255 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:12:10,283 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:12:10,283 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:12:10,284 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:12:10,284 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:12:10,285 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:12:10,285 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:12:10,316 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 10:12:10,317 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 10:12:10,318 INFO L168 Benchmark]: Toolchain (without parser) took 6832.19 ms. Allocated memory was 69.2 MB in the beginning and 90.2 MB in the end (delta: 21.0 MB). Free memory was 46.3 MB in the beginning and 34.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 33.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:12:10,319 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 54.5 MB. Free memory was 34.8 MB in the beginning and 34.7 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:12:10,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 840.99 ms. Allocated memory is still 69.2 MB. Free memory was 46.1 MB in the beginning and 37.1 MB in the end (delta: 8.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-24 10:12:10,320 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.04 ms. Allocated memory is still 69.2 MB. Free memory was 37.0 MB in the beginning and 52.2 MB in the end (delta: -15.2 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:12:10,320 INFO L168 Benchmark]: Boogie Preprocessor took 46.97 ms. Allocated memory is still 69.2 MB. Free memory was 52.2 MB in the beginning and 50.3 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:12:10,321 INFO L168 Benchmark]: RCFGBuilder took 2983.63 ms. Allocated memory was 69.2 MB in the beginning and 90.2 MB in the end (delta: 21.0 MB). Free memory was 50.1 MB in the beginning and 59.1 MB in the end (delta: -9.1 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. [2021-10-24 10:12:10,321 INFO L168 Benchmark]: TraceAbstraction took 2754.83 ms. Allocated memory is still 90.2 MB. Free memory was 58.7 MB in the beginning and 40.4 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:12:10,322 INFO L168 Benchmark]: Witness Printer took 89.60 ms. Allocated memory is still 90.2 MB. Free memory was 40.4 MB in the beginning and 34.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-24 10:12:10,324 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 54.5 MB. Free memory was 34.8 MB in the beginning and 34.7 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 840.99 ms. Allocated memory is still 69.2 MB. Free memory was 46.1 MB in the beginning and 37.1 MB in the end (delta: 8.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 104.04 ms. Allocated memory is still 69.2 MB. Free memory was 37.0 MB in the beginning and 52.2 MB in the end (delta: -15.2 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 46.97 ms. Allocated memory is still 69.2 MB. Free memory was 52.2 MB in the beginning and 50.3 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 2983.63 ms. Allocated memory was 69.2 MB in the beginning and 90.2 MB in the end (delta: 21.0 MB). Free memory was 50.1 MB in the beginning and 59.1 MB in the end (delta: -9.1 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2754.83 ms. Allocated memory is still 90.2 MB. Free memory was 58.7 MB in the beginning and 40.4 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. * Witness Printer took 89.60 ms. Allocated memory is still 90.2 MB. Free memory was 40.4 MB in the beginning and 34.7 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: 866]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 866]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 866]: 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, 68 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2646.8ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 15.7ms, AutomataDifference: 251.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 268.2ms, InitialAbstractionConstructionTime: 14.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 205 SDtfs, 120 SDslu, 84 SDs, 0 SdLazy, 24 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 69.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 128 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 54.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=68occurred 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: 36.2ms AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 60 NumberOfFragments, 125 HoareAnnotationTreeSize, 33 FomulaSimplifications, 176 FormulaSimplificationTreeSizeReduction, 123.7ms HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 124.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 91.6ms SsaConstructionTime, 383.5ms SatisfiabilityAnalysisTime, 634.1ms 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: 138]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: 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: 193]: 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: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-10-24 10:12:10,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9158bef4-1ea4-4246-b1d2-d5346de3147e/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...