./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8 --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 0e76649cac6515f08270152166e80012375eb96b6ec0655501fc67165d9b0051 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:40:02,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:40:02,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:40:02,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:40:02,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:40:02,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:40:02,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:40:02,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:40:02,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:40:02,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:40:02,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:40:02,758 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:40:02,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:40:02,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:40:02,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:40:02,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:40:02,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:40:02,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:40:02,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:40:02,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:40:02,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:40:02,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:40:02,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:40:02,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:40:02,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:40:02,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:40:02,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:40:02,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:40:02,805 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:40:02,806 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:40:02,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:40:02,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:40:02,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:40:02,813 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:40:02,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:40:02,815 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:40:02,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:40:02,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:40:02,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:40:02,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:40:02,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:40:02,820 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:40:02,879 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:40:02,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:40:02,880 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:40:02,881 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:40:02,881 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:40:02,881 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:40:02,881 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:40:02,882 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:40:02,882 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:40:02,882 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:40:02,882 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:40:02,882 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:40:02,883 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:40:02,883 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:40:02,883 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:40:02,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:40:02,889 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:40:02,890 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:40:02,890 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:40:02,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:40:02,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:40:02,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:40:02,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:40:02,891 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:40:02,891 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:40:02,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:40:02,892 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:40:02,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:40:02,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:40:02,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:40:02,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:40:02,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:40:02,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:40:02,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:40:02,896 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:40:02,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:40:02,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:40:02,898 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:40:02,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:40:02,898 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_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e76649cac6515f08270152166e80012375eb96b6ec0655501fc67165d9b0051 [2021-11-07 01:40:03,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:40:03,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:40:03,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:40:03,301 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:40:03,302 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:40:03,303 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2021-11-07 01:40:03,381 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/data/b1e660ca6/6721ec83bd0748dbb871c7df9ce83ce1/FLAG44a9825ac [2021-11-07 01:40:03,936 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:40:03,936 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2021-11-07 01:40:03,947 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/data/b1e660ca6/6721ec83bd0748dbb871c7df9ce83ce1/FLAG44a9825ac [2021-11-07 01:40:04,238 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/data/b1e660ca6/6721ec83bd0748dbb871c7df9ce83ce1 [2021-11-07 01:40:04,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:40:04,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:40:04,249 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:40:04,249 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:40:04,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:40:04,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:40:04" (1/1) ... [2021-11-07 01:40:04,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34d67763 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:40:04, skipping insertion in model container [2021-11-07 01:40:04,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:40:04" (1/1) ... [2021-11-07 01:40:04,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:40:04,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:40:04,627 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_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c[17902,17915] [2021-11-07 01:40:04,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:40:04,647 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) [2021-11-07 01:40:04,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d03cfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:40:04, skipping insertion in model container [2021-11-07 01:40:04,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:40:04,649 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:40:04,651 INFO L168 Benchmark]: Toolchain (without parser) took 404.53 ms. Allocated memory is still 100.7 MB. Free memory was 61.7 MB in the beginning and 74.3 MB in the end (delta: -12.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:40:04,663 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 100.7 MB. Free memory was 79.5 MB in the beginning and 79.4 MB in the end (delta: 66.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:40:04,666 INFO L168 Benchmark]: CACSL2BoogieTranslator took 399.67 ms. Allocated memory is still 100.7 MB. Free memory was 61.5 MB in the beginning and 74.6 MB in the end (delta: -13.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:40:04,669 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 100.7 MB. Free memory was 79.5 MB in the beginning and 79.4 MB in the end (delta: 66.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 399.67 ms. Allocated memory is still 100.7 MB. Free memory was 61.5 MB in the beginning and 74.6 MB in the end (delta: -13.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 78]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8 --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 0e76649cac6515f08270152166e80012375eb96b6ec0655501fc67165d9b0051 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:40:07,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:40:07,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:40:07,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:40:07,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:40:07,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:40:07,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:40:07,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:40:07,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:40:07,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:40:07,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:40:07,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:40:07,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:40:07,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:40:07,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:40:07,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:40:07,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:40:07,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:40:07,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:40:07,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:40:07,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:40:07,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:40:07,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:40:07,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:40:07,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:40:07,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:40:07,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:40:07,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:40:07,256 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:40:07,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:40:07,258 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:40:07,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:40:07,261 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:40:07,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:40:07,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:40:07,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:40:07,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:40:07,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:40:07,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:40:07,267 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:40:07,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:40:07,269 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:40:07,318 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:40:07,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:40:07,320 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:40:07,320 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:40:07,321 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:40:07,321 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:40:07,321 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:40:07,321 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:40:07,321 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:40:07,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:40:07,324 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:40:07,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:40:07,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:40:07,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:40:07,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:40:07,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:40:07,326 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:40:07,326 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:40:07,326 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:40:07,326 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:40:07,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:40:07,327 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:40:07,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:40:07,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:40:07,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:40:07,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:40:07,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:40:07,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:40:07,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:40:07,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:40:07,329 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:40:07,329 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:40:07,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:40:07,330 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:40:07,330 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:40:07,330 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_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e76649cac6515f08270152166e80012375eb96b6ec0655501fc67165d9b0051 [2021-11-07 01:40:07,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:40:07,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:40:07,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:40:07,759 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:40:07,760 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:40:07,761 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2021-11-07 01:40:07,840 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/data/cde7e9118/e62b99fe91a54604831acdc342a1d88a/FLAG2a1abd88f [2021-11-07 01:40:08,387 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:40:08,387 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2021-11-07 01:40:08,402 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/data/cde7e9118/e62b99fe91a54604831acdc342a1d88a/FLAG2a1abd88f [2021-11-07 01:40:08,726 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/data/cde7e9118/e62b99fe91a54604831acdc342a1d88a [2021-11-07 01:40:08,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:40:08,742 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:40:08,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:40:08,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:40:08,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:40:08,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:40:08" (1/1) ... [2021-11-07 01:40:08,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6691d336 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:40:08, skipping insertion in model container [2021-11-07 01:40:08,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:40:08" (1/1) ... [2021-11-07 01:40:08,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:40:08,806 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:40:09,188 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c[17902,17915] [2021-11-07 01:40:09,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:40:09,207 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:40:09,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:40:09,288 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_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c[17902,17915] [2021-11-07 01:40:09,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:40:09,295 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:40:09,434 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_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c[17902,17915] [2021-11-07 01:40:09,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:40:09,467 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:40:09,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:40:09 WrapperNode [2021-11-07 01:40:09,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:40:09,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:40:09,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:40:09,471 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:40:09,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:40:09" (1/1) ... [2021-11-07 01:40:09,519 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:40:09" (1/1) ... [2021-11-07 01:40:09,600 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:40:09,601 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:40:09,601 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:40:09,602 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:40:09,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:40:09" (1/1) ... [2021-11-07 01:40:09,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:40:09" (1/1) ... [2021-11-07 01:40:09,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:40:09" (1/1) ... [2021-11-07 01:40:09,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:40:09" (1/1) ... [2021-11-07 01:40:09,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:40:09" (1/1) ... [2021-11-07 01:40:09,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:40:09" (1/1) ... [2021-11-07 01:40:09,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:40:09" (1/1) ... [2021-11-07 01:40:09,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:40:09,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:40:09,714 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:40:09,714 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:40:09,715 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:40:09" (1/1) ... [2021-11-07 01:40:09,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:40:09,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:40:09,754 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:40:09,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:40:09,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:40:09,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:40:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:40:09,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:40:12,464 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:40:12,465 INFO L299 CfgBuilder]: Removed 156 assume(true) statements. [2021-11-07 01:40:12,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:40:12 BoogieIcfgContainer [2021-11-07 01:40:12,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:40:12,469 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:40:12,469 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:40:12,473 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:40:12,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:40:08" (1/3) ... [2021-11-07 01:40:12,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f1bc455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:40:12, skipping insertion in model container [2021-11-07 01:40:12,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:40:09" (2/3) ... [2021-11-07 01:40:12,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f1bc455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:40:12, skipping insertion in model container [2021-11-07 01:40:12,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:40:12" (3/3) ... [2021-11-07 01:40:12,476 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product21.cil.c [2021-11-07 01:40:12,482 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:40:12,482 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:40:12,540 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:40:12,547 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:40:12,547 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 01:40:12,566 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 101 states have (on average 1.5445544554455446) internal successors, (156), 104 states have internal predecessors, (156), 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) [2021-11-07 01:40:12,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-07 01:40:12,573 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:40:12,574 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:40:12,574 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:40:12,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:40:12,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1624388130, now seen corresponding path program 1 times [2021-11-07 01:40:12,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:40:12,603 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1842880502] [2021-11-07 01:40:12,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:40:12,604 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:40:12,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:40:12,621 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:40:12,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:40:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:40:12,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:40:12,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:40:12,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:40:12,978 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:40:13,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:40:13,048 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:40:13,048 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1842880502] [2021-11-07 01:40:13,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1842880502] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:40:13,049 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:40:13,050 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:40:13,052 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495309012] [2021-11-07 01:40:13,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:40:13,058 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:40:13,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:40:13,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:40:13,081 INFO L87 Difference]: Start difference. First operand has 105 states, 101 states have (on average 1.5445544554455446) internal successors, (156), 104 states have internal predecessors, (156), 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 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2021-11-07 01:40:13,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:40:13,138 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2021-11-07 01:40:13,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:40:13,148 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 16 [2021-11-07 01:40:13,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:40:13,161 INFO L225 Difference]: With dead ends: 204 [2021-11-07 01:40:13,162 INFO L226 Difference]: Without dead ends: 101 [2021-11-07 01:40:13,165 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:40:13,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-11-07 01:40:13,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2021-11-07 01:40:13,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 98 states have (on average 1.469387755102041) internal successors, (144), 100 states have internal predecessors, (144), 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) [2021-11-07 01:40:13,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2021-11-07 01:40:13,231 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2021-11-07 01:40:13,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:40:13,232 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2021-11-07 01:40:13,232 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2021-11-07 01:40:13,233 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2021-11-07 01:40:13,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-07 01:40:13,237 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:40:13,237 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:40:13,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:40:13,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:40:13,452 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:40:13,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:40:13,453 INFO L85 PathProgramCache]: Analyzing trace with hash 577631233, now seen corresponding path program 1 times [2021-11-07 01:40:13,454 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:40:13,455 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [437462751] [2021-11-07 01:40:13,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:40:13,455 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:40:13,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:40:13,457 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:40:13,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:40:13,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:40:13,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:40:13,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:40:13,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:40:13,740 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:40:13,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:40:13,804 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:40:13,805 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [437462751] [2021-11-07 01:40:13,806 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [437462751] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:40:13,806 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:40:13,806 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:40:13,806 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266025088] [2021-11-07 01:40:13,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:40:13,809 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:40:13,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:40:13,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:40:13,814 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2021-11-07 01:40:13,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:40:13,846 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2021-11-07 01:40:13,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:40:13,846 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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 17 [2021-11-07 01:40:13,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:40:13,848 INFO L225 Difference]: With dead ends: 101 [2021-11-07 01:40:13,849 INFO L226 Difference]: Without dead ends: 43 [2021-11-07 01:40:13,850 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:40:13,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-11-07 01:40:13,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-11-07 01:40:13,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4523809523809523) internal successors, (61), 42 states have internal predecessors, (61), 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) [2021-11-07 01:40:13,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2021-11-07 01:40:13,867 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2021-11-07 01:40:13,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:40:13,868 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2021-11-07 01:40:13,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2021-11-07 01:40:13,869 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2021-11-07 01:40:13,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-07 01:40:13,871 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:40:13,875 INFO L513 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] [2021-11-07 01:40:13,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:40:14,089 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:40:14,089 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:40:14,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:40:14,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1301096006, now seen corresponding path program 1 times [2021-11-07 01:40:14,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:40:14,097 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [176905807] [2021-11-07 01:40:14,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:40:14,098 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:40:14,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:40:14,100 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:40:14,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:40:14,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:40:14,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:40:14,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:40:14,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:40:14,413 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:40:14,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:40:14,513 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:40:14,514 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [176905807] [2021-11-07 01:40:14,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [176905807] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:40:14,514 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:40:14,514 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 01:40:14,515 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760362982] [2021-11-07 01:40:14,515 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:40:14,516 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:40:14,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:40:14,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:40:14,520 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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) [2021-11-07 01:40:14,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:40:14,542 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2021-11-07 01:40:14,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:40:14,543 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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 22 [2021-11-07 01:40:14,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:40:14,546 INFO L225 Difference]: With dead ends: 80 [2021-11-07 01:40:14,546 INFO L226 Difference]: Without dead ends: 43 [2021-11-07 01:40:14,547 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:40:14,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-11-07 01:40:14,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-11-07 01:40:14,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 42 states have internal predecessors, (60), 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) [2021-11-07 01:40:14,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2021-11-07 01:40:14,561 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2021-11-07 01:40:14,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:40:14,561 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2021-11-07 01:40:14,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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) [2021-11-07 01:40:14,563 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2021-11-07 01:40:14,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-07 01:40:14,565 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:40:14,565 INFO L513 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] [2021-11-07 01:40:14,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:40:14,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:40:14,783 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:40:14,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:40:14,784 INFO L85 PathProgramCache]: Analyzing trace with hash 1386148968, now seen corresponding path program 1 times [2021-11-07 01:40:14,785 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:40:14,785 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1517120449] [2021-11-07 01:40:14,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:40:14,786 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:40:14,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:40:14,787 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:40:14,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:40:14,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:40:15,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:40:15,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:40:15,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:40:15,125 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:40:15,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:40:15,217 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:40:15,218 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1517120449] [2021-11-07 01:40:15,218 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1517120449] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:40:15,219 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:40:15,219 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:40:15,219 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367376747] [2021-11-07 01:40:15,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:40:15,220 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:40:15,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:40:15,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:40:15,221 INFO L87 Difference]: Start difference. First operand 43 states and 60 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) [2021-11-07 01:40:15,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:40:15,356 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2021-11-07 01:40:15,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 01:40:15,357 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 [2021-11-07 01:40:15,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:40:15,361 INFO L225 Difference]: With dead ends: 204 [2021-11-07 01:40:15,361 INFO L226 Difference]: Without dead ends: 167 [2021-11-07 01:40:15,362 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:40:15,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-11-07 01:40:15,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2021-11-07 01:40:15,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.44) internal successors, (108), 75 states have internal predecessors, (108), 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) [2021-11-07 01:40:15,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2021-11-07 01:40:15,387 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2021-11-07 01:40:15,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:40:15,388 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2021-11-07 01:40:15,388 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) [2021-11-07 01:40:15,388 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2021-11-07 01:40:15,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-07 01:40:15,389 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:40:15,390 INFO L513 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] [2021-11-07 01:40:15,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:40:15,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:40:15,603 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:40:15,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:40:15,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1795216542, now seen corresponding path program 1 times [2021-11-07 01:40:15,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:40:15,605 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [405489356] [2021-11-07 01:40:15,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:40:15,605 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:40:15,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:40:15,606 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:40:15,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:40:15,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:40:15,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:40:15,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:40:15,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:40:15,971 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:40:16,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:40:16,046 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:40:16,051 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [405489356] [2021-11-07 01:40:16,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [405489356] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:40:16,052 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:40:16,052 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:40:16,052 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407843761] [2021-11-07 01:40:16,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:40:16,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:40:16,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:40:16,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:40:16,053 INFO L87 Difference]: Start difference. First operand 76 states and 108 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) [2021-11-07 01:40:16,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:40:16,147 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2021-11-07 01:40:16,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:40:16,147 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 [2021-11-07 01:40:16,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:40:16,148 INFO L225 Difference]: With dead ends: 174 [2021-11-07 01:40:16,148 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:40:16,149 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:40:16,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:40:16,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:40:16,150 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) [2021-11-07 01:40:16,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:40:16,151 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-11-07 01:40:16,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:40:16,151 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:40:16,151 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) [2021-11-07 01:40:16,152 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:40:16,152 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:40:16,154 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:40:16,155 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:40:16,155 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:40:16,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 01:40:16,368 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:40:16,371 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:40:16,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:40:16,821 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 926) no Hoare annotation was computed. [2021-11-07 01:40:16,821 INFO L853 garLoopResultBuilder]: At program point L862(lines 857 865) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:40:16,821 INFO L853 garLoopResultBuilder]: At program point L862-1(lines 857 865) the Hoare annotation is: false [2021-11-07 01:40:16,821 INFO L853 garLoopResultBuilder]: At program point L862-2(lines 857 865) the Hoare annotation is: false [2021-11-07 01:40:16,822 INFO L857 garLoopResultBuilder]: For program point L697(lines 697 703) no Hoare annotation was computed. [2021-11-07 01:40:16,822 INFO L853 garLoopResultBuilder]: At program point L664(lines 1 929) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:40:16,822 INFO L853 garLoopResultBuilder]: At program point L697-1(lines 697 703) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:40:16,822 INFO L853 garLoopResultBuilder]: At program point L733(lines 686 734) the Hoare annotation is: false [2021-11-07 01:40:16,822 INFO L857 garLoopResultBuilder]: For program point L535(lines 535 542) no Hoare annotation was computed. [2021-11-07 01:40:16,822 INFO L860 garLoopResultBuilder]: At program point L535-1(lines 535 542) the Hoare annotation is: true [2021-11-07 01:40:16,822 INFO L853 garLoopResultBuilder]: At program point L637(lines 632 640) the Hoare annotation is: false [2021-11-07 01:40:16,823 INFO L853 garLoopResultBuilder]: At program point L637-1(lines 632 640) the Hoare annotation is: false [2021-11-07 01:40:16,823 INFO L857 garLoopResultBuilder]: For program point L571(lines 571 575) no Hoare annotation was computed. [2021-11-07 01:40:16,823 INFO L853 garLoopResultBuilder]: At program point L637-2(lines 632 640) the Hoare annotation is: false [2021-11-07 01:40:16,823 INFO L853 garLoopResultBuilder]: At program point L637-3(lines 632 640) the Hoare annotation is: false [2021-11-07 01:40:16,823 INFO L853 garLoopResultBuilder]: At program point L637-4(lines 632 640) the Hoare annotation is: false [2021-11-07 01:40:16,823 INFO L853 garLoopResultBuilder]: At program point L637-5(lines 632 640) the Hoare annotation is: false [2021-11-07 01:40:16,823 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 926) no Hoare annotation was computed. [2021-11-07 01:40:16,824 INFO L853 garLoopResultBuilder]: At program point L672(lines 667 675) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:40:16,824 INFO L853 garLoopResultBuilder]: At program point L508(lines 504 510) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:40:16,824 INFO L857 garLoopResultBuilder]: For program point L707(lines 707 713) no Hoare annotation was computed. [2021-11-07 01:40:16,824 INFO L853 garLoopResultBuilder]: At program point L707-1(lines 707 713) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:40:16,824 INFO L860 garLoopResultBuilder]: At program point L544(lines 525 547) the Hoare annotation is: true [2021-11-07 01:40:16,824 INFO L857 garLoopResultBuilder]: For program point L809(lines 809 826) no Hoare annotation was computed. [2021-11-07 01:40:16,824 INFO L857 garLoopResultBuilder]: For program point L809-1(lines 809 826) no Hoare annotation was computed. [2021-11-07 01:40:16,825 INFO L857 garLoopResultBuilder]: For program point L809-2(lines 809 826) no Hoare annotation was computed. [2021-11-07 01:40:16,825 INFO L857 garLoopResultBuilder]: For program point L911(lines 911 915) no Hoare annotation was computed. [2021-11-07 01:40:16,825 INFO L857 garLoopResultBuilder]: For program point L911-2(lines 911 915) no Hoare annotation was computed. [2021-11-07 01:40:16,825 INFO L857 garLoopResultBuilder]: For program point L911-3(lines 911 915) no Hoare annotation was computed. [2021-11-07 01:40:16,825 INFO L857 garLoopResultBuilder]: For program point L911-5(lines 911 915) no Hoare annotation was computed. [2021-11-07 01:40:16,825 INFO L857 garLoopResultBuilder]: For program point L911-6(lines 911 915) no Hoare annotation was computed. [2021-11-07 01:40:16,825 INFO L857 garLoopResultBuilder]: For program point L911-8(lines 911 915) no Hoare annotation was computed. [2021-11-07 01:40:16,825 INFO L857 garLoopResultBuilder]: For program point L911-9(lines 911 915) no Hoare annotation was computed. [2021-11-07 01:40:16,826 INFO L857 garLoopResultBuilder]: For program point L911-11(lines 911 915) no Hoare annotation was computed. [2021-11-07 01:40:16,826 INFO L857 garLoopResultBuilder]: For program point L911-12(lines 911 915) no Hoare annotation was computed. [2021-11-07 01:40:16,826 INFO L857 garLoopResultBuilder]: For program point L911-14(lines 911 915) no Hoare annotation was computed. [2021-11-07 01:40:16,826 INFO L857 garLoopResultBuilder]: For program point L911-15(lines 911 915) no Hoare annotation was computed. [2021-11-07 01:40:16,826 INFO L857 garLoopResultBuilder]: For program point L911-17(lines 911 915) no Hoare annotation was computed. [2021-11-07 01:40:16,826 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:40:16,826 INFO L857 garLoopResultBuilder]: For program point L813(lines 813 821) no Hoare annotation was computed. [2021-11-07 01:40:16,826 INFO L857 garLoopResultBuilder]: For program point L813-1(lines 813 821) no Hoare annotation was computed. [2021-11-07 01:40:16,827 INFO L857 garLoopResultBuilder]: For program point L813-2(lines 813 821) no Hoare annotation was computed. [2021-11-07 01:40:16,827 INFO L857 garLoopResultBuilder]: For program point L583(lines 583 587) no Hoare annotation was computed. [2021-11-07 01:40:16,827 INFO L857 garLoopResultBuilder]: For program point L783(lines 783 800) no Hoare annotation was computed. [2021-11-07 01:40:16,827 INFO L857 garLoopResultBuilder]: For program point L783-1(lines 783 800) no Hoare annotation was computed. [2021-11-07 01:40:16,827 INFO L857 garLoopResultBuilder]: For program point L717(lines 717 728) no Hoare annotation was computed. [2021-11-07 01:40:16,827 INFO L857 garLoopResultBuilder]: For program point L783-2(lines 783 800) no Hoare annotation was computed. [2021-11-07 01:40:16,827 INFO L857 garLoopResultBuilder]: For program point L783-3(lines 783 800) no Hoare annotation was computed. [2021-11-07 01:40:16,827 INFO L857 garLoopResultBuilder]: For program point L783-4(lines 783 800) no Hoare annotation was computed. [2021-11-07 01:40:16,828 INFO L857 garLoopResultBuilder]: For program point L783-5(lines 783 800) no Hoare annotation was computed. [2021-11-07 01:40:16,828 INFO L853 garLoopResultBuilder]: At program point L751(lines 750 769) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:40:16,828 INFO L857 garLoopResultBuilder]: For program point L751-1(lines 751 757) no Hoare annotation was computed. [2021-11-07 01:40:16,828 INFO L853 garLoopResultBuilder]: At program point L751-2(lines 750 769) the Hoare annotation is: false [2021-11-07 01:40:16,828 INFO L853 garLoopResultBuilder]: At program point L751-3(lines 750 769) the Hoare annotation is: false [2021-11-07 01:40:16,828 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:40:16,828 INFO L853 garLoopResultBuilder]: At program point L917(lines 902 920) the Hoare annotation is: false [2021-11-07 01:40:16,829 INFO L853 garLoopResultBuilder]: At program point L917-1(lines 902 920) the Hoare annotation is: false [2021-11-07 01:40:16,829 INFO L853 garLoopResultBuilder]: At program point L917-2(lines 902 920) the Hoare annotation is: false [2021-11-07 01:40:16,829 INFO L853 garLoopResultBuilder]: At program point L917-3(lines 902 920) the Hoare annotation is: false [2021-11-07 01:40:16,829 INFO L853 garLoopResultBuilder]: At program point L917-4(lines 902 920) the Hoare annotation is: false [2021-11-07 01:40:16,829 INFO L853 garLoopResultBuilder]: At program point L917-5(lines 902 920) the Hoare annotation is: false [2021-11-07 01:40:16,829 INFO L853 garLoopResultBuilder]: At program point L853(lines 846 856) the Hoare annotation is: false [2021-11-07 01:40:16,829 INFO L853 garLoopResultBuilder]: At program point L853-1(lines 846 856) the Hoare annotation is: false [2021-11-07 01:40:16,830 INFO L857 garLoopResultBuilder]: For program point L787(lines 787 795) no Hoare annotation was computed. [2021-11-07 01:40:16,830 INFO L853 garLoopResultBuilder]: At program point L853-2(lines 846 856) the Hoare annotation is: false [2021-11-07 01:40:16,830 INFO L857 garLoopResultBuilder]: For program point L787-1(lines 787 795) no Hoare annotation was computed. [2021-11-07 01:40:16,830 INFO L857 garLoopResultBuilder]: For program point L787-2(lines 787 795) no Hoare annotation was computed. [2021-11-07 01:40:16,830 INFO L857 garLoopResultBuilder]: For program point L688(lines 687 732) no Hoare annotation was computed. [2021-11-07 01:40:16,830 INFO L857 garLoopResultBuilder]: For program point L787-3(lines 787 795) no Hoare annotation was computed. [2021-11-07 01:40:16,830 INFO L857 garLoopResultBuilder]: For program point L787-4(lines 787 795) no Hoare annotation was computed. [2021-11-07 01:40:16,830 INFO L857 garLoopResultBuilder]: For program point L787-5(lines 787 795) no Hoare annotation was computed. [2021-11-07 01:40:16,830 INFO L853 garLoopResultBuilder]: At program point L457-2(lines 457 471) the Hoare annotation is: false [2021-11-07 01:40:16,831 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:40:16,831 INFO L857 garLoopResultBuilder]: For program point L689(lines 689 693) no Hoare annotation was computed. [2021-11-07 01:40:16,831 INFO L857 garLoopResultBuilder]: For program point L458(line 458) no Hoare annotation was computed. [2021-11-07 01:40:16,831 INFO L857 garLoopResultBuilder]: For program point L723(lines 723 727) no Hoare annotation was computed. [2021-11-07 01:40:16,831 INFO L857 garLoopResultBuilder]: For program point L723-2(lines 751 757) no Hoare annotation was computed. [2021-11-07 01:40:16,831 INFO L857 garLoopResultBuilder]: For program point L559(lines 559 563) no Hoare annotation was computed. [2021-11-07 01:40:16,831 INFO L857 garLoopResultBuilder]: For program point L559-3(lines 559 563) no Hoare annotation was computed. [2021-11-07 01:40:16,831 INFO L857 garLoopResultBuilder]: For program point L427(lines 427 440) no Hoare annotation was computed. [2021-11-07 01:40:16,832 INFO L853 garLoopResultBuilder]: At program point L427-1(lines 1 929) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:40:16,832 INFO L857 garLoopResultBuilder]: For program point L427-2(lines 427 440) no Hoare annotation was computed. [2021-11-07 01:40:16,832 INFO L857 garLoopResultBuilder]: For program point L559-6(lines 559 563) no Hoare annotation was computed. [2021-11-07 01:40:16,834 INFO L853 garLoopResultBuilder]: At program point L427-3(lines 1 929) the Hoare annotation is: false [2021-11-07 01:40:16,834 INFO L857 garLoopResultBuilder]: For program point L427-4(lines 427 440) no Hoare annotation was computed. [2021-11-07 01:40:16,834 INFO L853 garLoopResultBuilder]: At program point L427-5(lines 1 929) the Hoare annotation is: false [2021-11-07 01:40:16,834 INFO L853 garLoopResultBuilder]: At program point L758(lines 758 764) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:40:16,834 INFO L853 garLoopResultBuilder]: At program point L758-1(lines 758 764) the Hoare annotation is: false [2021-11-07 01:40:16,835 INFO L853 garLoopResultBuilder]: At program point L758-2(lines 758 764) the Hoare annotation is: false [2021-11-07 01:40:16,835 INFO L857 garLoopResultBuilder]: For program point L461(lines 461 465) no Hoare annotation was computed. [2021-11-07 01:40:16,835 INFO L857 garLoopResultBuilder]: For program point L461-1(lines 751 757) no Hoare annotation was computed. [2021-11-07 01:40:16,835 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:40:16,835 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 926) no Hoare annotation was computed. [2021-11-07 01:40:16,835 INFO L857 garLoopResultBuilder]: For program point L926(line 926) no Hoare annotation was computed. [2021-11-07 01:40:16,836 INFO L857 garLoopResultBuilder]: For program point L926-1(line 926) no Hoare annotation was computed. [2021-11-07 01:40:16,836 INFO L857 garLoopResultBuilder]: For program point L926-2(line 926) no Hoare annotation was computed. [2021-11-07 01:40:16,836 INFO L853 garLoopResultBuilder]: At program point L596(lines 591 599) the Hoare annotation is: false [2021-11-07 01:40:16,836 INFO L853 garLoopResultBuilder]: At program point L596-1(lines 591 599) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:40:16,836 INFO L853 garLoopResultBuilder]: At program point L596-2(lines 591 599) the Hoare annotation is: false [2021-11-07 01:40:16,836 INFO L853 garLoopResultBuilder]: At program point L596-3(lines 591 599) the Hoare annotation is: false [2021-11-07 01:40:16,837 INFO L853 garLoopResultBuilder]: At program point L596-4(lines 591 599) the Hoare annotation is: false [2021-11-07 01:40:16,837 INFO L857 garLoopResultBuilder]: For program point L431(lines 431 437) no Hoare annotation was computed. [2021-11-07 01:40:16,837 INFO L853 garLoopResultBuilder]: At program point L596-5(lines 591 599) the Hoare annotation is: false [2021-11-07 01:40:16,837 INFO L857 garLoopResultBuilder]: For program point L431-2(lines 431 437) no Hoare annotation was computed. [2021-11-07 01:40:16,837 INFO L857 garLoopResultBuilder]: For program point L431-4(lines 431 437) no Hoare annotation was computed. [2021-11-07 01:40:16,841 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-07 01:40:16,842 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:40:16,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:40:16 BoogieIcfgContainer [2021-11-07 01:40:16,858 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:40:16,858 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:40:16,858 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:40:16,859 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:40:16,859 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:40:12" (3/4) ... [2021-11-07 01:40:16,862 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:40:16,886 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 01:40:16,887 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 01:40:16,888 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 01:40:16,889 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 01:40:16,890 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:40:16,891 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:40:16,892 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:40:16,934 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:40:17,008 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:40:17,008 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:40:17,010 INFO L168 Benchmark]: Toolchain (without parser) took 8266.73 ms. Allocated memory was 62.9 MB in the beginning and 104.9 MB in the end (delta: 41.9 MB). Free memory was 40.1 MB in the beginning and 59.9 MB in the end (delta: -19.9 MB). Peak memory consumption was 23.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:40:17,010 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 62.9 MB. Free memory is still 44.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:40:17,011 INFO L168 Benchmark]: CACSL2BoogieTranslator took 724.65 ms. Allocated memory is still 62.9 MB. Free memory was 40.0 MB in the beginning and 32.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:40:17,011 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.81 ms. Allocated memory is still 62.9 MB. Free memory was 32.5 MB in the beginning and 29.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:40:17,012 INFO L168 Benchmark]: Boogie Preprocessor took 111.51 ms. Allocated memory was 62.9 MB in the beginning and 81.8 MB in the end (delta: 18.9 MB). Free memory was 29.2 MB in the beginning and 63.1 MB in the end (delta: -33.9 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:40:17,012 INFO L168 Benchmark]: RCFGBuilder took 2754.31 ms. Allocated memory is still 81.8 MB. Free memory was 62.7 MB in the beginning and 58.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 29.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:40:17,012 INFO L168 Benchmark]: TraceAbstraction took 4388.41 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 57.4 MB in the beginning and 69.1 MB in the end (delta: -11.7 MB). Peak memory consumption was 38.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:40:17,016 INFO L168 Benchmark]: Witness Printer took 149.89 ms. Allocated memory is still 104.9 MB. Free memory was 69.1 MB in the beginning and 59.9 MB in the end (delta: 9.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:40:17,018 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 62.9 MB. Free memory is still 44.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 724.65 ms. Allocated memory is still 62.9 MB. Free memory was 40.0 MB in the beginning and 32.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 129.81 ms. Allocated memory is still 62.9 MB. Free memory was 32.5 MB in the beginning and 29.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 111.51 ms. Allocated memory was 62.9 MB in the beginning and 81.8 MB in the end (delta: 18.9 MB). Free memory was 29.2 MB in the beginning and 63.1 MB in the end (delta: -33.9 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2754.31 ms. Allocated memory is still 81.8 MB. Free memory was 62.7 MB in the beginning and 58.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 29.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4388.41 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 57.4 MB in the beginning and 69.1 MB in the end (delta: -11.7 MB). Peak memory consumption was 38.6 MB. Max. memory is 16.1 GB. * Witness Printer took 149.89 ms. Allocated memory is still 104.9 MB. Free memory was 69.1 MB in the beginning and 59.9 MB in the end (delta: 9.2 MB). Peak memory consumption was 10.5 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, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 926]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 926]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 926]: 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, 105 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 412 SDtfs, 460 SDslu, 332 SDs, 0 SdLazy, 58 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 206 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 42 PreInvPairs, 77 NumberOfFragments, 135 HoareAnnotationTreeSize, 42 FomulaSimplifications, 1088 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 42 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 198 ConstructedInterpolants, 0 QuantifiedInterpolants, 393 SizeOfPredicates, 7 NumberOfNonLiveVariables, 975 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 457]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-07 01:40:17,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff335d10-0eaa-4cff-9ec0-a50f3bee0159/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE