./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product12.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product12.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs --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 f1ff21decfba3bd35908fb7ed4b12dbb5103d685 ............................................................................................................................................ 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_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product12.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs --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 f1ff21decfba3bd35908fb7ed4b12dbb5103d685 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 03:07:04,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:07:04,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:07:04,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:07:04,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:07:04,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:07:04,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:07:04,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:07:04,703 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:07:04,704 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:07:04,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:07:04,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:07:04,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:07:04,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:07:04,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:07:04,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:07:04,712 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:07:04,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:07:04,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:07:04,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:07:04,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:07:04,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:07:04,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:07:04,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:07:04,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:07:04,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:07:04,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:07:04,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:07:04,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:07:04,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:07:04,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:07:04,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:07:04,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:07:04,734 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:07:04,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:07:04,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:07:04,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:07:04,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:07:04,738 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:07:04,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:07:04,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:07:04,741 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-16 03:07:04,767 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:07:04,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:07:04,768 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:07:04,768 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:07:04,769 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:07:04,769 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:07:04,770 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 03:07:04,770 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:07:04,770 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:07:04,771 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 03:07:04,771 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 03:07:04,771 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:07:04,772 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 03:07:04,772 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 03:07:04,773 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 03:07:04,774 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:07:04,776 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 03:07:04,776 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 03:07:04,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 03:07:04,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:07:04,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 03:07:04,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:07:04,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 03:07:04,779 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:07:04,780 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 03:07:04,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 03:07:04,780 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:07:04,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 03:07:04,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:07:04,783 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:07:04,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:07:04,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:07:04,783 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:07:04,784 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 03:07:04,784 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 03:07:04,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 03:07:04,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 03:07:04,785 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:07:04,786 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:07:04,786 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_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1ff21decfba3bd35908fb7ed4b12dbb5103d685 [2021-10-16 03:07:05,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:07:05,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:07:05,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:07:05,071 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:07:05,072 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:07:05,073 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/product-lines/minepump_spec2_product12.cil.c [2021-10-16 03:07:05,147 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/data/78f5967e2/b4ec7bcd78564280bba478611ef9b114/FLAGbc269ca55 [2021-10-16 03:07:05,764 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:07:05,765 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/sv-benchmarks/c/product-lines/minepump_spec2_product12.cil.c [2021-10-16 03:07:05,782 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/data/78f5967e2/b4ec7bcd78564280bba478611ef9b114/FLAGbc269ca55 [2021-10-16 03:07:06,078 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/data/78f5967e2/b4ec7bcd78564280bba478611ef9b114 [2021-10-16 03:07:06,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:07:06,082 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:07:06,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:07:06,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:07:06,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:07:06,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:07:06" (1/1) ... [2021-10-16 03:07:06,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d1e349a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:07:06, skipping insertion in model container [2021-10-16 03:07:06,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:07:06" (1/1) ... [2021-10-16 03:07:06,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:07:06,154 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:07:06,408 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_e41886c9-7e3a-4725-813c-eadf86635655/sv-benchmarks/c/product-lines/minepump_spec2_product12.cil.c[6803,6816] [2021-10-16 03:07:06,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:07:06,525 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) [2021-10-16 03:07:06,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@409a04ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:07:06, skipping insertion in model container [2021-10-16 03:07:06,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:07:06,530 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 03:07:06,532 INFO L168 Benchmark]: Toolchain (without parser) took 448.77 ms. Allocated memory is still 109.1 MB. Free memory was 72.9 MB in the beginning and 81.2 MB in the end (delta: -8.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 03:07:06,535 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 109.1 MB. Free memory was 85.1 MB in the beginning and 85.1 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:07:06,537 INFO L168 Benchmark]: CACSL2BoogieTranslator took 445.91 ms. Allocated memory is still 109.1 MB. Free memory was 72.8 MB in the beginning and 81.2 MB in the end (delta: -8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-16 03:07:06,539 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 109.1 MB. Free memory was 85.1 MB in the beginning and 85.1 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 445.91 ms. Allocated memory is still 109.1 MB. Free memory was 72.8 MB in the beginning and 81.2 MB in the end (delta: -8.4 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: 477]: 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-5709675 [2021-10-16 03:07:08,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:07:08,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:07:08,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:07:08,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:07:08,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:07:08,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:07:08,995 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:07:08,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:07:09,011 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:07:09,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:07:09,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:07:09,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:07:09,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:07:09,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:07:09,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:07:09,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:07:09,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:07:09,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:07:09,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:07:09,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:07:09,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:07:09,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:07:09,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:07:09,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:07:09,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:07:09,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:07:09,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:07:09,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:07:09,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:07:09,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:07:09,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:07:09,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:07:09,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:07:09,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:07:09,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:07:09,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:07:09,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:07:09,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:07:09,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:07:09,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:07:09,061 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-16 03:07:09,091 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:07:09,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:07:09,092 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:07:09,093 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:07:09,093 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:07:09,093 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:07:09,093 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:07:09,094 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:07:09,094 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:07:09,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:07:09,095 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 03:07:09,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 03:07:09,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:07:09,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 03:07:09,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:07:09,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 03:07:09,097 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:07:09,097 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 03:07:09,098 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 03:07:09,098 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 03:07:09,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 03:07:09,098 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:07:09,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 03:07:09,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:07:09,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 03:07:09,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:07:09,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:07:09,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:07:09,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:07:09,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 03:07:09,101 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 03:07:09,101 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 03:07:09,102 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 03:07:09,102 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:07:09,102 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:07:09,102 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_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1ff21decfba3bd35908fb7ed4b12dbb5103d685 [2021-10-16 03:07:09,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:07:09,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:07:09,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:07:09,592 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:07:09,593 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:07:09,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/product-lines/minepump_spec2_product12.cil.c [2021-10-16 03:07:09,673 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/data/d0833d3c5/20c6ae7b61ff44a7b18163785027cd8e/FLAG9950f3011 [2021-10-16 03:07:10,381 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:07:10,382 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/sv-benchmarks/c/product-lines/minepump_spec2_product12.cil.c [2021-10-16 03:07:10,396 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/data/d0833d3c5/20c6ae7b61ff44a7b18163785027cd8e/FLAG9950f3011 [2021-10-16 03:07:10,627 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/data/d0833d3c5/20c6ae7b61ff44a7b18163785027cd8e [2021-10-16 03:07:10,635 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:07:10,636 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:07:10,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:07:10,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:07:10,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:07:10,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:07:10" (1/1) ... [2021-10-16 03:07:10,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5debf3cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:07:10, skipping insertion in model container [2021-10-16 03:07:10,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:07:10" (1/1) ... [2021-10-16 03:07:10,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:07:10,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:07:10,931 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_e41886c9-7e3a-4725-813c-eadf86635655/sv-benchmarks/c/product-lines/minepump_spec2_product12.cil.c[6803,6816] [2021-10-16 03:07:10,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:07:11,044 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-16 03:07:11,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:07:11,108 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_e41886c9-7e3a-4725-813c-eadf86635655/sv-benchmarks/c/product-lines/minepump_spec2_product12.cil.c[6803,6816] [2021-10-16 03:07:11,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:07:11,149 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 03:07:11,184 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_e41886c9-7e3a-4725-813c-eadf86635655/sv-benchmarks/c/product-lines/minepump_spec2_product12.cil.c[6803,6816] [2021-10-16 03:07:11,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:07:11,261 INFO L208 MainTranslator]: Completed translation [2021-10-16 03:07:11,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:07:11 WrapperNode [2021-10-16 03:07:11,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:07:11,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 03:07:11,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 03:07:11,263 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 03:07:11,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:07:11" (1/1) ... [2021-10-16 03:07:11,292 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:07:11" (1/1) ... [2021-10-16 03:07:11,326 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 03:07:11,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 03:07:11,327 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 03:07:11,327 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 03:07:11,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:07:11" (1/1) ... [2021-10-16 03:07:11,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:07:11" (1/1) ... [2021-10-16 03:07:11,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:07:11" (1/1) ... [2021-10-16 03:07:11,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:07:11" (1/1) ... [2021-10-16 03:07:11,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:07:11" (1/1) ... [2021-10-16 03:07:11,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:07:11" (1/1) ... [2021-10-16 03:07:11,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:07:11" (1/1) ... [2021-10-16 03:07:11,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 03:07:11,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 03:07:11,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 03:07:11,368 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 03:07:11,368 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:07:11" (1/1) ... [2021-10-16 03:07:11,376 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:07:11,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 03:07:11,431 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 03:07:11,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 03:07:11,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 03:07:11,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-16 03:07:11,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 03:07:11,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 03:07:14,027 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 03:07:14,028 INFO L299 CfgBuilder]: Removed 74 assume(true) statements. [2021-10-16 03:07:14,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:07:14 BoogieIcfgContainer [2021-10-16 03:07:14,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 03:07:14,034 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 03:07:14,035 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 03:07:14,038 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 03:07:14,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 03:07:10" (1/3) ... [2021-10-16 03:07:14,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee2fc6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:07:14, skipping insertion in model container [2021-10-16 03:07:14,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:07:11" (2/3) ... [2021-10-16 03:07:14,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee2fc6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:07:14, skipping insertion in model container [2021-10-16 03:07:14,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:07:14" (3/3) ... [2021-10-16 03:07:14,041 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product12.cil.c [2021-10-16 03:07:14,048 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 03:07:14,048 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-16 03:07:14,116 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-16 03:07:14,125 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, mConcurrency=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 [2021-10-16 03:07:14,125 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-16 03:07:14,141 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 59 states have (on average 1.5932203389830508) internal successors, (94), 62 states have internal predecessors, (94), 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) [2021-10-16 03:07:14,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-16 03:07:14,171 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:07:14,172 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:07:14,172 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:07:14,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:07:14,179 INFO L82 PathProgramCache]: Analyzing trace with hash 706591477, now seen corresponding path program 1 times [2021-10-16 03:07:14,195 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:07:14,195 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1563341357] [2021-10-16 03:07:14,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:07:14,196 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:07:14,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:07:14,202 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:07:14,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-16 03:07:14,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:07:14,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-16 03:07:14,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:07:14,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:07:14,526 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:07:14,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:07:14,583 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:07:14,583 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1563341357] [2021-10-16 03:07:14,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1563341357] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:07:14,584 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:07:14,585 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-16 03:07:14,587 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311320592] [2021-10-16 03:07:14,592 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-16 03:07:14,592 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:07:14,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-16 03:07:14,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-16 03:07:14,612 INFO L87 Difference]: Start difference. First operand has 63 states, 59 states have (on average 1.5932203389830508) internal successors, (94), 62 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:07:14,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:07:14,647 INFO L93 Difference]: Finished difference Result 119 states and 180 transitions. [2021-10-16 03:07:14,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 03:07:14,648 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-16 03:07:14,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:07:14,662 INFO L225 Difference]: With dead ends: 119 [2021-10-16 03:07:14,662 INFO L226 Difference]: Without dead ends: 59 [2021-10-16 03:07:14,666 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-16 03:07:14,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2021-10-16 03:07:14,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2021-10-16 03:07:14,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 58 states have internal predecessors, (82), 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) [2021-10-16 03:07:14,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 82 transitions. [2021-10-16 03:07:14,717 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 82 transitions. Word has length 18 [2021-10-16 03:07:14,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:07:14,717 INFO L470 AbstractCegarLoop]: Abstraction has 59 states and 82 transitions. [2021-10-16 03:07:14,718 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:07:14,718 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2021-10-16 03:07:14,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-16 03:07:14,720 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:07:14,720 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:07:14,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-16 03:07:14,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:07:14,934 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:07:14,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:07:14,935 INFO L82 PathProgramCache]: Analyzing trace with hash 583909382, now seen corresponding path program 1 times [2021-10-16 03:07:14,936 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:07:14,936 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [870377620] [2021-10-16 03:07:14,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:07:14,936 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:07:14,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:07:14,939 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:07:14,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-16 03:07:15,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:07:15,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-16 03:07:15,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:07:15,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:07:15,282 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:07:15,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:07:15,360 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:07:15,360 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [870377620] [2021-10-16 03:07:15,361 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [870377620] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:07:15,361 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:07:15,361 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-16 03:07:15,361 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659719422] [2021-10-16 03:07:15,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 03:07:15,364 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:07:15,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 03:07:15,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:07:15,369 INFO L87 Difference]: Start difference. First operand 59 states and 82 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:07:15,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:07:15,390 INFO L93 Difference]: Finished difference Result 59 states and 82 transitions. [2021-10-16 03:07:15,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 03:07:15,391 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-16 03:07:15,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:07:15,393 INFO L225 Difference]: With dead ends: 59 [2021-10-16 03:07:15,393 INFO L226 Difference]: Without dead ends: 31 [2021-10-16 03:07:15,394 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.8ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 03:07:15,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-10-16 03:07:15,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-10-16 03:07:15,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.4333333333333333) internal successors, (43), 30 states have internal predecessors, (43), 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) [2021-10-16 03:07:15,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2021-10-16 03:07:15,411 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 19 [2021-10-16 03:07:15,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:07:15,411 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2021-10-16 03:07:15,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:07:15,412 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2021-10-16 03:07:15,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-16 03:07:15,414 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:07:15,417 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:07:15,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-16 03:07:15,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:07:15,619 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:07:15,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:07:15,619 INFO L82 PathProgramCache]: Analyzing trace with hash 1289655203, now seen corresponding path program 1 times [2021-10-16 03:07:15,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:07:15,620 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [857408305] [2021-10-16 03:07:15,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:07:15,621 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:07:15,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:07:15,635 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:07:15,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-16 03:07:15,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:07:15,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-16 03:07:15,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:07:15,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:07:15,998 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:07:16,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:07:16,122 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:07:16,122 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [857408305] [2021-10-16 03:07:16,122 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [857408305] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:07:16,123 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:07:16,123 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-16 03:07:16,123 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186362287] [2021-10-16 03:07:16,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 03:07:16,124 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:07:16,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 03:07:16,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-16 03:07:16,128 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:07:16,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:07:16,247 INFO L93 Difference]: Finished difference Result 126 states and 193 transitions. [2021-10-16 03:07:16,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-16 03:07:16,248 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-16 03:07:16,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:07:16,253 INFO L225 Difference]: With dead ends: 126 [2021-10-16 03:07:16,254 INFO L226 Difference]: Without dead ends: 102 [2021-10-16 03:07:16,255 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 61.6ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-16 03:07:16,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2021-10-16 03:07:16,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 50. [2021-10-16 03:07:16,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 49 states have internal predecessors, (71), 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) [2021-10-16 03:07:16,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 71 transitions. [2021-10-16 03:07:16,281 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 71 transitions. Word has length 24 [2021-10-16 03:07:16,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:07:16,284 INFO L470 AbstractCegarLoop]: Abstraction has 50 states and 71 transitions. [2021-10-16 03:07:16,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:07:16,285 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2021-10-16 03:07:16,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-16 03:07:16,288 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:07:16,288 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:07:16,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-16 03:07:16,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:07:16,499 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:07:16,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:07:16,499 INFO L82 PathProgramCache]: Analyzing trace with hash -1754974165, now seen corresponding path program 1 times [2021-10-16 03:07:16,500 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 03:07:16,500 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2098643420] [2021-10-16 03:07:16,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:07:16,500 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 03:07:16,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 03:07:16,502 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 03:07:16,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-16 03:07:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:07:16,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-16 03:07:16,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 03:07:16,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:07:16,801 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 03:07:16,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:07:16,870 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 03:07:16,871 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2098643420] [2021-10-16 03:07:16,872 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2098643420] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 03:07:16,872 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:07:16,872 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-16 03:07:16,872 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036876734] [2021-10-16 03:07:16,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 03:07:16,873 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 03:07:16,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 03:07:16,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-16 03:07:16,875 INFO L87 Difference]: Start difference. First operand 50 states and 71 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:07:16,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:07:16,972 INFO L93 Difference]: Finished difference Result 148 states and 220 transitions. [2021-10-16 03:07:16,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 03:07:16,973 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-16 03:07:16,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:07:16,973 INFO L225 Difference]: With dead ends: 148 [2021-10-16 03:07:16,973 INFO L226 Difference]: Without dead ends: 0 [2021-10-16 03:07:16,975 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 34.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-16 03:07:16,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-16 03:07:16,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-16 03:07:16,975 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) [2021-10-16 03:07:16,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-16 03:07:16,975 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-16 03:07:16,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:07:16,976 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-16 03:07:16,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:07:16,976 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-16 03:07:16,976 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-16 03:07:16,979 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 03:07:16,980 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 03:07:16,980 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 03:07:16,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-16 03:07:17,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 03:07:17,195 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-16 03:07:17,198 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,273 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,345 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,397 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,421 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,422 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 03:07:17,512 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 444) no Hoare annotation was computed. [2021-10-16 03:07:17,513 INFO L857 garLoopResultBuilder]: For program point L366(lines 366 370) no Hoare annotation was computed. [2021-10-16 03:07:17,513 INFO L857 garLoopResultBuilder]: For program point L366-3(lines 366 370) no Hoare annotation was computed. [2021-10-16 03:07:17,513 INFO L857 garLoopResultBuilder]: For program point L366-6(lines 366 370) no Hoare annotation was computed. [2021-10-16 03:07:17,513 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-16 03:07:17,514 INFO L853 garLoopResultBuilder]: At program point L185(lines 185 191) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:07:17,514 INFO L853 garLoopResultBuilder]: At program point L185-1(lines 185 191) the Hoare annotation is: false [2021-10-16 03:07:17,514 INFO L853 garLoopResultBuilder]: At program point L185-2(lines 185 191) the Hoare annotation is: false [2021-10-16 03:07:17,514 INFO L857 garLoopResultBuilder]: For program point L830(lines 830 834) no Hoare annotation was computed. [2021-10-16 03:07:17,514 INFO L857 garLoopResultBuilder]: For program point L830-1(lines 178 184) no Hoare annotation was computed. [2021-10-16 03:07:17,514 INFO L853 garLoopResultBuilder]: At program point L154(lines 103 155) the Hoare annotation is: false [2021-10-16 03:07:17,515 INFO L857 garLoopResultBuilder]: For program point L105(lines 104 153) no Hoare annotation was computed. [2021-10-16 03:07:17,515 INFO L857 garLoopResultBuilder]: For program point L898(lines 898 905) no Hoare annotation was computed. [2021-10-16 03:07:17,515 INFO L860 garLoopResultBuilder]: At program point L898-1(lines 898 905) the Hoare annotation is: true [2021-10-16 03:07:17,515 INFO L853 garLoopResultBuilder]: At program point L403(lines 398 406) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:07:17,515 INFO L853 garLoopResultBuilder]: At program point L403-1(lines 398 406) the Hoare annotation is: false [2021-10-16 03:07:17,515 INFO L857 garLoopResultBuilder]: For program point L337(lines 337 354) no Hoare annotation was computed. [2021-10-16 03:07:17,515 INFO L853 garLoopResultBuilder]: At program point L403-2(lines 398 406) the Hoare annotation is: false [2021-10-16 03:07:17,516 INFO L853 garLoopResultBuilder]: At program point L337-1(lines 1 910) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:07:17,516 INFO L857 garLoopResultBuilder]: For program point L337-2(lines 337 354) no Hoare annotation was computed. [2021-10-16 03:07:17,516 INFO L853 garLoopResultBuilder]: At program point L337-3(lines 1 910) the Hoare annotation is: false [2021-10-16 03:07:17,516 INFO L857 garLoopResultBuilder]: For program point L337-4(lines 337 354) no Hoare annotation was computed. [2021-10-16 03:07:17,516 INFO L853 garLoopResultBuilder]: At program point L337-5(lines 1 910) the Hoare annotation is: false [2021-10-16 03:07:17,516 INFO L857 garLoopResultBuilder]: For program point L106(lines 106 110) no Hoare annotation was computed. [2021-10-16 03:07:17,517 INFO L853 garLoopResultBuilder]: At program point L255(lines 250 258) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:07:17,517 INFO L853 garLoopResultBuilder]: At program point L255-1(lines 250 258) the Hoare annotation is: false [2021-10-16 03:07:17,517 INFO L853 garLoopResultBuilder]: At program point L255-2(lines 250 258) the Hoare annotation is: false [2021-10-16 03:07:17,517 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-16 03:07:17,517 INFO L857 garLoopResultBuilder]: For program point L124(lines 124 130) no Hoare annotation was computed. [2021-10-16 03:07:17,517 INFO L853 garLoopResultBuilder]: At program point L124-1(lines 124 130) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:07:17,517 INFO L853 garLoopResultBuilder]: At program point L75(lines 1 910) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:07:17,518 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 444) no Hoare annotation was computed. [2021-10-16 03:07:17,518 INFO L857 garLoopResultBuilder]: For program point L142(lines 142 148) no Hoare annotation was computed. [2021-10-16 03:07:17,518 INFO L853 garLoopResultBuilder]: At program point L142-1(lines 178 184) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:07:17,518 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 394) no Hoare annotation was computed. [2021-10-16 03:07:17,518 INFO L857 garLoopResultBuilder]: For program point L341(lines 341 351) no Hoare annotation was computed. [2021-10-16 03:07:17,518 INFO L857 garLoopResultBuilder]: For program point L341-2(lines 341 351) no Hoare annotation was computed. [2021-10-16 03:07:17,519 INFO L857 garLoopResultBuilder]: For program point L341-4(lines 341 351) no Hoare annotation was computed. [2021-10-16 03:07:17,519 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-16 03:07:17,519 INFO L857 garLoopResultBuilder]: For program point L342(lines 342 348) no Hoare annotation was computed. [2021-10-16 03:07:17,519 INFO L857 garLoopResultBuilder]: For program point L342-2(lines 342 348) no Hoare annotation was computed. [2021-10-16 03:07:17,519 INFO L857 garLoopResultBuilder]: For program point L342-4(lines 342 348) no Hoare annotation was computed. [2021-10-16 03:07:17,519 INFO L853 garLoopResultBuilder]: At program point L326(lines 321 328) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:07:17,520 INFO L853 garLoopResultBuilder]: At program point L178(lines 177 196) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:07:17,520 INFO L857 garLoopResultBuilder]: For program point L178-1(lines 178 184) no Hoare annotation was computed. [2021-10-16 03:07:17,520 INFO L853 garLoopResultBuilder]: At program point L178-2(lines 177 196) the Hoare annotation is: false [2021-10-16 03:07:17,520 INFO L853 garLoopResultBuilder]: At program point L178-3(lines 177 196) the Hoare annotation is: false [2021-10-16 03:07:17,520 INFO L857 garLoopResultBuilder]: For program point L444(line 444) no Hoare annotation was computed. [2021-10-16 03:07:17,520 INFO L857 garLoopResultBuilder]: For program point L444-1(line 444) no Hoare annotation was computed. [2021-10-16 03:07:17,520 INFO L857 garLoopResultBuilder]: For program point L378(lines 378 382) no Hoare annotation was computed. [2021-10-16 03:07:17,521 INFO L857 garLoopResultBuilder]: For program point L444-2(line 444) no Hoare annotation was computed. [2021-10-16 03:07:17,521 INFO L857 garLoopResultBuilder]: For program point L114(lines 114 120) no Hoare annotation was computed. [2021-10-16 03:07:17,521 INFO L853 garLoopResultBuilder]: At program point L114-1(lines 114 120) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:07:17,521 INFO L860 garLoopResultBuilder]: At program point L907(lines 888 910) the Hoare annotation is: true [2021-10-16 03:07:17,521 INFO L853 garLoopResultBuilder]: At program point L874(lines 870 876) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:07:17,521 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-16 03:07:17,522 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 444) no Hoare annotation was computed. [2021-10-16 03:07:17,522 INFO L853 garLoopResultBuilder]: At program point L826-2(lines 826 840) the Hoare annotation is: false [2021-10-16 03:07:17,522 INFO L853 garLoopResultBuilder]: At program point L83(lines 78 86) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:07:17,522 INFO L857 garLoopResultBuilder]: For program point L827(line 827) no Hoare annotation was computed. [2021-10-16 03:07:17,522 INFO L857 garLoopResultBuilder]: For program point L299(lines 299 305) no Hoare annotation was computed. [2021-10-16 03:07:17,522 INFO L853 garLoopResultBuilder]: At program point L299-1(lines 299 305) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 03:07:17,523 INFO L857 garLoopResultBuilder]: For program point L134(lines 134 149) no Hoare annotation was computed. [2021-10-16 03:07:17,527 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 03:07:17,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 03:07:17 BoogieIcfgContainer [2021-10-16 03:07:17,542 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 03:07:17,543 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-16 03:07:17,543 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-16 03:07:17,543 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-16 03:07:17,544 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:07:14" (3/4) ... [2021-10-16 03:07:17,547 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-16 03:07:17,561 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-16 03:07:17,562 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-16 03:07:17,562 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-16 03:07:17,563 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-16 03:07:17,563 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-16 03:07:17,564 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-16 03:07:17,564 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-16 03:07:17,592 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-16 03:07:17,623 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/witness.graphml [2021-10-16 03:07:17,623 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-16 03:07:17,625 INFO L168 Benchmark]: Toolchain (without parser) took 6987.41 ms. Allocated memory was 69.2 MB in the beginning and 86.0 MB in the end (delta: 16.8 MB). Free memory was 46.2 MB in the beginning and 48.2 MB in the end (delta: -1.9 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. [2021-10-16 03:07:17,625 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 52.4 MB. Free memory is still 32.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:07:17,625 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.70 ms. Allocated memory is still 69.2 MB. Free memory was 45.9 MB in the beginning and 40.6 MB in the end (delta: 5.3 MB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. [2021-10-16 03:07:17,626 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.95 ms. Allocated memory is still 69.2 MB. Free memory was 40.6 MB in the beginning and 37.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-16 03:07:17,626 INFO L168 Benchmark]: Boogie Preprocessor took 39.50 ms. Allocated memory is still 69.2 MB. Free memory was 37.9 MB in the beginning and 35.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-16 03:07:17,627 INFO L168 Benchmark]: RCFGBuilder took 2662.87 ms. Allocated memory was 69.2 MB in the beginning and 86.0 MB in the end (delta: 16.8 MB). Free memory was 35.8 MB in the beginning and 44.0 MB in the end (delta: -8.2 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. [2021-10-16 03:07:17,627 INFO L168 Benchmark]: TraceAbstraction took 3508.02 ms. Allocated memory is still 86.0 MB. Free memory was 43.6 MB in the beginning and 53.8 MB in the end (delta: -10.2 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. [2021-10-16 03:07:17,628 INFO L168 Benchmark]: Witness Printer took 80.30 ms. Allocated memory is still 86.0 MB. Free memory was 53.8 MB in the beginning and 48.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-16 03:07:17,630 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 52.4 MB. Free memory is still 32.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 623.70 ms. Allocated memory is still 69.2 MB. Free memory was 45.9 MB in the beginning and 40.6 MB in the end (delta: 5.3 MB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 63.95 ms. Allocated memory is still 69.2 MB. Free memory was 40.6 MB in the beginning and 37.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.50 ms. Allocated memory is still 69.2 MB. Free memory was 37.9 MB in the beginning and 35.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2662.87 ms. Allocated memory was 69.2 MB in the beginning and 86.0 MB in the end (delta: 16.8 MB). Free memory was 35.8 MB in the beginning and 44.0 MB in the end (delta: -8.2 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3508.02 ms. Allocated memory is still 86.0 MB. Free memory was 43.6 MB in the beginning and 53.8 MB in the end (delta: -10.2 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. * Witness Printer took 80.30 ms. Allocated memory is still 86.0 MB. Free memory was 53.8 MB in the beginning and 48.2 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: 444]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 444]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 444]: 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, 63 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3411.6ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 40.7ms, AutomataDifference: 333.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 318.3ms, InitialAbstractionConstructionTime: 11.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 245 SDtfs, 281 SDslu, 265 SDs, 0 SdLazy, 40 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 76.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 108.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 80.0ms AutomataMinimizationTime, 4 MinimizatonAttempts, 52 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 27 LocationsWithAnnotation, 27 PreInvPairs, 74 NumberOfFragments, 108 HoareAnnotationTreeSize, 27 FomulaSimplifications, 1202 FormulaSimplificationTreeSizeReduction, 238.0ms HoareSimplificationTime, 27 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 71.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 95.0ms SsaConstructionTime, 504.8ms SatisfiabilityAnalysisTime, 814.8ms InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 272 SizeOfPredicates, 7 NumberOfNonLiveVariables, 789 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: 250]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-10-16 03:07:17,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41886c9-7e3a-4725-813c-eadf86635655/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...