./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product23.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_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/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_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/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_bad3d749-a59b-4d48-81a2-01c3b6d84202/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 0858956fa78fab41d54951630cb21e24f98b592c89580084f0bb3139b8ef83d9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:48:48,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:48:48,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:48:48,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:48:48,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:48:48,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:48:48,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:48:48,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:48:48,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:48:48,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:48:48,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:48:48,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:48:48,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:48:48,732 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:48:48,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:48:48,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:48:48,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:48:48,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:48:48,741 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:48:48,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:48:48,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:48:48,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:48:48,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:48:48,751 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:48:48,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:48:48,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:48:48,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:48:48,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:48:48,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:48:48,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:48:48,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:48:48,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:48:48,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:48:48,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:48:48,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:48:48,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:48:48,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:48:48,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:48:48,767 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:48:48,768 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:48:48,769 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:48:48,770 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:48:48,796 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:48:48,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:48:48,797 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:48:48,797 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:48:48,798 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:48:48,798 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:48:48,798 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:48:48,798 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:48:48,799 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:48:48,799 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:48:48,799 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:48:48,799 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:48:48,800 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:48:48,800 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:48:48,800 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:48:48,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:48:48,801 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:48:48,801 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:48:48,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:48:48,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:48:48,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:48:48,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:48:48,803 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:48:48,803 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:48:48,803 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:48:48,803 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:48:48,804 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:48:48,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:48:48,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:48:48,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:48:48,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:48:48,805 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:48:48,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:48:48,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:48:48,806 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:48:48,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:48:48,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:48:48,806 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:48:48,807 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:48:48,807 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_bad3d749-a59b-4d48-81a2-01c3b6d84202/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0858956fa78fab41d54951630cb21e24f98b592c89580084f0bb3139b8ef83d9 [2021-11-07 01:48:49,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:48:49,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:48:49,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:48:49,106 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:48:49,107 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:48:49,107 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c [2021-11-07 01:48:49,170 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/data/26db5f656/1306c8d243ad4580be99dbcfc8eb72a0/FLAG9b6d5574e [2021-11-07 01:48:49,745 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:48:49,746 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c [2021-11-07 01:48:49,777 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/data/26db5f656/1306c8d243ad4580be99dbcfc8eb72a0/FLAG9b6d5574e [2021-11-07 01:48:50,015 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/data/26db5f656/1306c8d243ad4580be99dbcfc8eb72a0 [2021-11-07 01:48:50,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:48:50,020 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:48:50,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:48:50,024 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:48:50,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:48:50,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:48:50" (1/1) ... [2021-11-07 01:48:50,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c92012 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:48:50, skipping insertion in model container [2021-11-07 01:48:50,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:48:50" (1/1) ... [2021-11-07 01:48:50,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:48:50,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:48:50,465 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_bad3d749-a59b-4d48-81a2-01c3b6d84202/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c[18140,18153] [2021-11-07 01:48:50,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:48:50,485 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 01:48:50,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@15a8a704 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:48:50, skipping insertion in model container [2021-11-07 01:48:50,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:48:50,489 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:48:50,492 INFO L168 Benchmark]: Toolchain (without parser) took 469.77 ms. Allocated memory is still 107.0 MB. Free memory was 75.5 MB in the beginning and 77.8 MB in the end (delta: -2.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:48:50,493 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 107.0 MB. Free memory was 59.9 MB in the beginning and 59.8 MB in the end (delta: 65.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:48:50,495 INFO L168 Benchmark]: CACSL2BoogieTranslator took 465.78 ms. Allocated memory is still 107.0 MB. Free memory was 75.2 MB in the beginning and 77.8 MB in the end (delta: -2.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:48:50,497 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 107.0 MB. Free memory was 59.9 MB in the beginning and 59.8 MB in the end (delta: 65.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 465.78 ms. Allocated memory is still 107.0 MB. Free memory was 75.2 MB in the beginning and 77.8 MB in the end (delta: -2.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 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_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/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_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/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_bad3d749-a59b-4d48-81a2-01c3b6d84202/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 0858956fa78fab41d54951630cb21e24f98b592c89580084f0bb3139b8ef83d9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:48:52,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:48:52,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:48:52,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:48:52,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:48:52,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:48:52,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:48:52,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:48:52,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:48:52,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:48:52,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:48:52,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:48:52,877 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:48:52,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:48:52,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:48:52,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:48:52,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:48:52,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:48:52,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:48:52,886 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:48:52,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:48:52,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:48:52,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:48:52,891 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:48:52,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:48:52,895 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:48:52,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:48:52,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:48:52,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:48:52,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:48:52,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:48:52,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:48:52,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:48:52,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:48:52,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:48:52,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:48:52,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:48:52,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:48:52,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:48:52,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:48:52,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:48:52,906 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:48:52,944 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:48:52,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:48:52,946 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:48:52,946 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:48:52,947 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:48:52,947 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:48:52,947 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:48:52,947 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:48:52,947 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:48:52,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:48:52,950 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:48:52,950 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:48:52,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:48:52,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:48:52,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:48:52,951 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:48:52,951 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:48:52,951 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:48:52,951 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:48:52,952 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:48:52,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:48:52,952 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:48:52,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:48:52,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:48:52,953 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:48:52,953 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:48:52,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:48:52,953 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:48:52,953 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:48:52,954 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:48:52,954 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:48:52,954 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:48:52,954 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:48:52,954 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:48:52,955 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:48:52,955 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_bad3d749-a59b-4d48-81a2-01c3b6d84202/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0858956fa78fab41d54951630cb21e24f98b592c89580084f0bb3139b8ef83d9 [2021-11-07 01:48:53,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:48:53,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:48:53,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:48:53,388 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:48:53,389 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:48:53,392 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c [2021-11-07 01:48:53,465 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/data/d7c00ba8a/61c999391cc143b68f26f2d7c70e226c/FLAG21ffc355f [2021-11-07 01:48:54,128 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:48:54,129 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c [2021-11-07 01:48:54,148 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/data/d7c00ba8a/61c999391cc143b68f26f2d7c70e226c/FLAG21ffc355f [2021-11-07 01:48:54,396 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/data/d7c00ba8a/61c999391cc143b68f26f2d7c70e226c [2021-11-07 01:48:54,399 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:48:54,400 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:48:54,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:48:54,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:48:54,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:48:54,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:48:54" (1/1) ... [2021-11-07 01:48:54,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39089336 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:48:54, skipping insertion in model container [2021-11-07 01:48:54,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:48:54" (1/1) ... [2021-11-07 01:48:54,428 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:48:54,470 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:48:54,776 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_bad3d749-a59b-4d48-81a2-01c3b6d84202/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c[18140,18153] [2021-11-07 01:48:54,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:48:54,793 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:48:54,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:48:54,863 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_bad3d749-a59b-4d48-81a2-01c3b6d84202/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c[18140,18153] [2021-11-07 01:48:54,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:48:54,880 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:48:54,951 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_bad3d749-a59b-4d48-81a2-01c3b6d84202/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c[18140,18153] [2021-11-07 01:48:54,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:48:54,971 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:48:54,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:48:54 WrapperNode [2021-11-07 01:48:54,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:48:54,973 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:48:54,973 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:48:54,973 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:48:54,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:48:54" (1/1) ... [2021-11-07 01:48:54,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:48:54" (1/1) ... [2021-11-07 01:48:55,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:48:55,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:48:55,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:48:55,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:48:55,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:48:54" (1/1) ... [2021-11-07 01:48:55,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:48:54" (1/1) ... [2021-11-07 01:48:55,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:48:54" (1/1) ... [2021-11-07 01:48:55,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:48:54" (1/1) ... [2021-11-07 01:48:55,094 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:48:54" (1/1) ... [2021-11-07 01:48:55,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:48:54" (1/1) ... [2021-11-07 01:48:55,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:48:54" (1/1) ... [2021-11-07 01:48:55,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:48:55,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:48:55,126 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:48:55,126 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:48:55,127 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:48:54" (1/1) ... [2021-11-07 01:48:55,134 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:48:55,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:48:55,163 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:48:55,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:48:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:48:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:48:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:48:55,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:48:57,413 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:48:57,414 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-11-07 01:48:57,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:48:57 BoogieIcfgContainer [2021-11-07 01:48:57,416 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:48:57,418 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:48:57,418 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:48:57,420 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:48:57,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:48:54" (1/3) ... [2021-11-07 01:48:57,421 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69e33dc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:48:57, skipping insertion in model container [2021-11-07 01:48:57,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:48:54" (2/3) ... [2021-11-07 01:48:57,422 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69e33dc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:48:57, skipping insertion in model container [2021-11-07 01:48:57,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:48:57" (3/3) ... [2021-11-07 01:48:57,423 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product23.cil.c [2021-11-07 01:48:57,429 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:48:57,429 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:48:57,503 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:48:57,509 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 01:48:57,509 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 01:48:57,532 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 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 01:48:57,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-07 01:48:57,538 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:48:57,539 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:48:57,539 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 01:48:57,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:48:57,551 INFO L85 PathProgramCache]: Analyzing trace with hash 872829117, now seen corresponding path program 1 times [2021-11-07 01:48:57,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:48:57,567 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [657932545] [2021-11-07 01:48:57,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:48:57,568 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:48:57,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:48:57,577 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:48:57,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:48:57,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:48:57,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:48:57,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:48:57,936 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 01:48:57,936 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:48:58,001 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 01:48:58,002 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:48:58,002 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [657932545] [2021-11-07 01:48:58,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [657932545] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:48:58,004 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:48:58,004 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:48:58,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408686093] [2021-11-07 01:48:58,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:48:58,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:48:58,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:48:58,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:48:58,032 INFO L87 Difference]: Start difference. First operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 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 01:48:58,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:48:58,084 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2021-11-07 01:48:58,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:48:58,085 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 01:48:58,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:48:58,099 INFO L225 Difference]: With dead ends: 208 [2021-11-07 01:48:58,099 INFO L226 Difference]: Without dead ends: 103 [2021-11-07 01:48:58,104 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 01:48:58,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-11-07 01:48:58,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2021-11-07 01:48:58,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 100 states have (on average 1.47) internal successors, (147), 102 states have internal predecessors, (147), 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 01:48:58,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2021-11-07 01:48:58,151 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2021-11-07 01:48:58,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:48:58,152 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2021-11-07 01:48:58,152 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 01:48:58,153 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2021-11-07 01:48:58,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-07 01:48:58,155 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:48:58,156 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 01:48:58,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-07 01:48:58,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:48:58,358 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 01:48:58,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:48:58,359 INFO L85 PathProgramCache]: Analyzing trace with hash -340316278, now seen corresponding path program 1 times [2021-11-07 01:48:58,359 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:48:58,360 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [401578563] [2021-11-07 01:48:58,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:48:58,360 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:48:58,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:48:58,368 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:48:58,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:48:58,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:48:58,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:48:58,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:48:58,626 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 01:48:58,626 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:48:58,694 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 01:48:58,694 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:48:58,695 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [401578563] [2021-11-07 01:48:58,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [401578563] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:48:58,695 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:48:58,695 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:48:58,696 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657965012] [2021-11-07 01:48:58,698 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:48:58,698 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:48:58,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:48:58,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:48:58,703 INFO L87 Difference]: Start difference. First operand 103 states and 147 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 01:48:58,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:48:58,738 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2021-11-07 01:48:58,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:48:58,739 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 01:48:58,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:48:58,741 INFO L225 Difference]: With dead ends: 103 [2021-11-07 01:48:58,742 INFO L226 Difference]: Without dead ends: 45 [2021-11-07 01:48:58,743 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 01:48:58,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-11-07 01:48:58,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-11-07 01:48:58,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4545454545454546) internal successors, (64), 44 states have internal predecessors, (64), 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 01:48:58,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-11-07 01:48:58,756 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2021-11-07 01:48:58,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:48:58,756 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-11-07 01:48:58,757 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 01:48:58,757 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-11-07 01:48:58,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-07 01:48:58,759 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:48:58,763 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 01:48:58,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:48:58,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:48:58,977 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 01:48:58,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:48:58,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1163144762, now seen corresponding path program 1 times [2021-11-07 01:48:58,978 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:48:58,979 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1534927788] [2021-11-07 01:48:58,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:48:58,979 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:48:58,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:48:58,985 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:48:58,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:48:59,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:48:59,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:48:59,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:48:59,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:48:59,341 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:48:59,432 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 01:48:59,432 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:48:59,433 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1534927788] [2021-11-07 01:48:59,433 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1534927788] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:48:59,433 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:48:59,433 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 01:48:59,434 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381068963] [2021-11-07 01:48:59,434 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:48:59,435 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:48:59,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:48:59,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:48:59,437 INFO L87 Difference]: Start difference. First operand 45 states and 64 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 01:48:59,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:48:59,473 INFO L93 Difference]: Finished difference Result 146 states and 214 transitions. [2021-11-07 01:48:59,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:48:59,474 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 01:48:59,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:48:59,477 INFO L225 Difference]: With dead ends: 146 [2021-11-07 01:48:59,477 INFO L226 Difference]: Without dead ends: 107 [2021-11-07 01:48:59,478 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 01:48:59,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-11-07 01:48:59,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 64. [2021-11-07 01:48:59,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 63 states have (on average 1.4761904761904763) internal successors, (93), 63 states have internal predecessors, (93), 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 01:48:59,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2021-11-07 01:48:59,509 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2021-11-07 01:48:59,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:48:59,510 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2021-11-07 01:48:59,511 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 01:48:59,511 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2021-11-07 01:48:59,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-07 01:48:59,513 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:48:59,513 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 01:48:59,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:48:59,726 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:48:59,729 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 01:48:59,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:48:59,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1300420088, now seen corresponding path program 1 times [2021-11-07 01:48:59,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:48:59,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1735853513] [2021-11-07 01:48:59,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:48:59,731 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:48:59,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:48:59,736 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:48:59,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:48:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:48:59,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:48:59,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:49:00,028 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 01:49:00,029 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:49:00,131 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 01:49:00,131 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:49:00,132 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1735853513] [2021-11-07 01:49:00,132 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1735853513] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:49:00,133 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:49:00,133 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:49:00,133 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136561886] [2021-11-07 01:49:00,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:49:00,134 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:49:00,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:49:00,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:49:00,135 INFO L87 Difference]: Start difference. First operand 64 states and 93 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 01:49:00,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:49:00,260 INFO L93 Difference]: Finished difference Result 309 states and 471 transitions. [2021-11-07 01:49:00,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 01:49:00,261 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 01:49:00,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:49:00,263 INFO L225 Difference]: With dead ends: 309 [2021-11-07 01:49:00,263 INFO L226 Difference]: Without dead ends: 251 [2021-11-07 01:49:00,267 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 01:49:00,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2021-11-07 01:49:00,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 116. [2021-11-07 01:49:00,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 115 states have (on average 1.4695652173913043) internal successors, (169), 115 states have internal predecessors, (169), 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 01:49:00,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 169 transitions. [2021-11-07 01:49:00,298 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 169 transitions. Word has length 24 [2021-11-07 01:49:00,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:49:00,299 INFO L470 AbstractCegarLoop]: Abstraction has 116 states and 169 transitions. [2021-11-07 01:49:00,299 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 01:49:00,299 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 169 transitions. [2021-11-07 01:49:00,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-07 01:49:00,305 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:49:00,305 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 01:49:00,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:49:00,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:49:00,517 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 01:49:00,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:49:00,519 INFO L85 PathProgramCache]: Analyzing trace with hash -891352514, now seen corresponding path program 1 times [2021-11-07 01:49:00,519 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:49:00,520 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1320157079] [2021-11-07 01:49:00,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:49:00,520 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:49:00,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:49:00,521 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:49:00,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:49:00,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:49:00,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:49:00,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:49:00,834 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 01:49:00,834 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:49:00,903 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 01:49:00,904 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:49:00,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1320157079] [2021-11-07 01:49:00,907 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1320157079] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:49:00,907 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:49:00,907 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:49:00,908 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850529287] [2021-11-07 01:49:00,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:49:00,909 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:49:00,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:49:00,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:49:00,912 INFO L87 Difference]: Start difference. First operand 116 states and 169 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 01:49:01,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:49:01,022 INFO L93 Difference]: Finished difference Result 312 states and 467 transitions. [2021-11-07 01:49:01,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:49:01,022 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 01:49:01,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:49:01,023 INFO L225 Difference]: With dead ends: 312 [2021-11-07 01:49:01,023 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:49:01,024 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 01:49:01,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:49:01,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:49:01,025 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 01:49:01,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:49:01,025 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-11-07 01:49:01,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:49:01,025 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:49:01,026 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 01:49:01,026 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:49:01,026 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:49:01,028 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:49:01,029 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:49:01,029 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:49:01,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 01:49:01,243 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:49:01,244 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:49:01,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:49:01,687 INFO L857 garLoopResultBuilder]: For program point L927(lines 927 934) no Hoare annotation was computed. [2021-11-07 01:49:01,687 INFO L860 garLoopResultBuilder]: At program point L927-1(lines 927 934) the Hoare annotation is: true [2021-11-07 01:49:01,687 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 945) no Hoare annotation was computed. [2021-11-07 01:49:01,688 INFO L853 garLoopResultBuilder]: At program point L696(lines 689 699) the Hoare annotation is: false [2021-11-07 01:49:01,688 INFO L853 garLoopResultBuilder]: At program point L696-1(lines 689 699) the Hoare annotation is: false [2021-11-07 01:49:01,688 INFO L857 garLoopResultBuilder]: For program point L630(lines 630 638) no Hoare annotation was computed. [2021-11-07 01:49:01,688 INFO L853 garLoopResultBuilder]: At program point L696-2(lines 689 699) the Hoare annotation is: false [2021-11-07 01:49:01,688 INFO L857 garLoopResultBuilder]: For program point L630-1(lines 630 638) no Hoare annotation was computed. [2021-11-07 01:49:01,688 INFO L857 garLoopResultBuilder]: For program point L630-2(lines 630 638) no Hoare annotation was computed. [2021-11-07 01:49:01,688 INFO L857 garLoopResultBuilder]: For program point L630-3(lines 630 638) no Hoare annotation was computed. [2021-11-07 01:49:01,688 INFO L857 garLoopResultBuilder]: For program point L630-4(lines 630 638) no Hoare annotation was computed. [2021-11-07 01:49:01,688 INFO L857 garLoopResultBuilder]: For program point L630-5(lines 630 638) no Hoare annotation was computed. [2021-11-07 01:49:01,689 INFO L853 garLoopResultBuilder]: At program point L466(lines 461 469) the Hoare annotation is: false [2021-11-07 01:49:01,689 INFO L853 garLoopResultBuilder]: At program point L466-1(lines 461 469) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:49:01,689 INFO L853 garLoopResultBuilder]: At program point L466-2(lines 461 469) the Hoare annotation is: false [2021-11-07 01:49:01,689 INFO L853 garLoopResultBuilder]: At program point L466-3(lines 461 469) the Hoare annotation is: false [2021-11-07 01:49:01,689 INFO L853 garLoopResultBuilder]: At program point L466-4(lines 461 469) the Hoare annotation is: false [2021-11-07 01:49:01,689 INFO L853 garLoopResultBuilder]: At program point L466-5(lines 461 469) the Hoare annotation is: false [2021-11-07 01:49:01,689 INFO L853 garLoopResultBuilder]: At program point L832(lines 1 948) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:49:01,689 INFO L853 garLoopResultBuilder]: At program point L601(lines 601 607) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:49:01,690 INFO L853 garLoopResultBuilder]: At program point L601-1(lines 601 607) the Hoare annotation is: false [2021-11-07 01:49:01,690 INFO L857 garLoopResultBuilder]: For program point L535(lines 535 541) no Hoare annotation was computed. [2021-11-07 01:49:01,690 INFO L853 garLoopResultBuilder]: At program point L601-2(lines 601 607) the Hoare annotation is: false [2021-11-07 01:49:01,690 INFO L853 garLoopResultBuilder]: At program point L535-1(lines 535 541) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:49:01,690 INFO L857 garLoopResultBuilder]: For program point L768(lines 768 774) no Hoare annotation was computed. [2021-11-07 01:49:01,690 INFO L853 garLoopResultBuilder]: At program point L768-1(lines 768 774) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:49:01,690 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 945) no Hoare annotation was computed. [2021-11-07 01:49:01,691 INFO L860 garLoopResultBuilder]: At program point L936(lines 917 939) the Hoare annotation is: true [2021-11-07 01:49:01,691 INFO L853 garLoopResultBuilder]: At program point L705(lines 700 708) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:49:01,691 INFO L853 garLoopResultBuilder]: At program point L705-1(lines 700 708) the Hoare annotation is: false [2021-11-07 01:49:01,691 INFO L853 garLoopResultBuilder]: At program point L705-2(lines 700 708) the Hoare annotation is: false [2021-11-07 01:49:01,691 INFO L853 garLoopResultBuilder]: At program point L573(lines 524 574) the Hoare annotation is: false [2021-11-07 01:49:01,691 INFO L853 garLoopResultBuilder]: At program point L507(lines 502 510) the Hoare annotation is: false [2021-11-07 01:49:01,691 INFO L853 garLoopResultBuilder]: At program point L507-1(lines 502 510) the Hoare annotation is: false [2021-11-07 01:49:01,691 INFO L857 garLoopResultBuilder]: For program point L441(lines 441 445) no Hoare annotation was computed. [2021-11-07 01:49:01,692 INFO L853 garLoopResultBuilder]: At program point L507-2(lines 502 510) the Hoare annotation is: false [2021-11-07 01:49:01,692 INFO L853 garLoopResultBuilder]: At program point L507-3(lines 502 510) the Hoare annotation is: false [2021-11-07 01:49:01,692 INFO L853 garLoopResultBuilder]: At program point L507-4(lines 502 510) the Hoare annotation is: false [2021-11-07 01:49:01,692 INFO L853 garLoopResultBuilder]: At program point L507-5(lines 502 510) the Hoare annotation is: false [2021-11-07 01:49:01,692 INFO L853 garLoopResultBuilder]: At program point L904(lines 900 906) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:49:01,692 INFO L853 garLoopResultBuilder]: At program point L840(lines 835 843) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:49:01,692 INFO L857 garLoopResultBuilder]: For program point L545(lines 545 551) no Hoare annotation was computed. [2021-11-07 01:49:01,693 INFO L853 garLoopResultBuilder]: At program point L545-1(lines 545 551) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:49:01,693 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:49:01,693 INFO L857 garLoopResultBuilder]: For program point L945(line 945) no Hoare annotation was computed. [2021-11-07 01:49:01,693 INFO L857 garLoopResultBuilder]: For program point L945-1(line 945) no Hoare annotation was computed. [2021-11-07 01:49:01,693 INFO L857 garLoopResultBuilder]: For program point L945-2(line 945) no Hoare annotation was computed. [2021-11-07 01:49:01,697 INFO L857 garLoopResultBuilder]: For program point L453(lines 453 457) no Hoare annotation was computed. [2021-11-07 01:49:01,697 INFO L857 garLoopResultBuilder]: For program point L652(lines 652 669) no Hoare annotation was computed. [2021-11-07 01:49:01,697 INFO L857 garLoopResultBuilder]: For program point L652-1(lines 652 669) no Hoare annotation was computed. [2021-11-07 01:49:01,699 INFO L857 garLoopResultBuilder]: For program point L652-2(lines 652 669) no Hoare annotation was computed. [2021-11-07 01:49:01,700 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:49:01,700 INFO L857 garLoopResultBuilder]: For program point L555(lines 555 568) no Hoare annotation was computed. [2021-11-07 01:49:01,700 INFO L857 garLoopResultBuilder]: For program point L754(lines 754 758) no Hoare annotation was computed. [2021-11-07 01:49:01,700 INFO L857 garLoopResultBuilder]: For program point L754-2(lines 754 758) no Hoare annotation was computed. [2021-11-07 01:49:01,701 INFO L857 garLoopResultBuilder]: For program point L754-3(lines 754 758) no Hoare annotation was computed. [2021-11-07 01:49:01,701 INFO L857 garLoopResultBuilder]: For program point L754-5(lines 754 758) no Hoare annotation was computed. [2021-11-07 01:49:01,701 INFO L857 garLoopResultBuilder]: For program point L754-6(lines 754 758) no Hoare annotation was computed. [2021-11-07 01:49:01,701 INFO L857 garLoopResultBuilder]: For program point L754-8(lines 754 758) no Hoare annotation was computed. [2021-11-07 01:49:01,702 INFO L857 garLoopResultBuilder]: For program point L754-9(lines 754 758) no Hoare annotation was computed. [2021-11-07 01:49:01,702 INFO L857 garLoopResultBuilder]: For program point L754-11(lines 754 758) no Hoare annotation was computed. [2021-11-07 01:49:01,702 INFO L857 garLoopResultBuilder]: For program point L754-12(lines 754 758) no Hoare annotation was computed. [2021-11-07 01:49:01,703 INFO L857 garLoopResultBuilder]: For program point L754-14(lines 754 758) no Hoare annotation was computed. [2021-11-07 01:49:01,703 INFO L857 garLoopResultBuilder]: For program point L754-15(lines 754 758) no Hoare annotation was computed. [2021-11-07 01:49:01,703 INFO L857 garLoopResultBuilder]: For program point L754-17(lines 754 758) no Hoare annotation was computed. [2021-11-07 01:49:01,703 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:49:01,703 INFO L857 garLoopResultBuilder]: For program point L656(lines 656 664) no Hoare annotation was computed. [2021-11-07 01:49:01,703 INFO L857 garLoopResultBuilder]: For program point L656-1(lines 656 664) no Hoare annotation was computed. [2021-11-07 01:49:01,704 INFO L857 garLoopResultBuilder]: For program point L656-2(lines 656 664) no Hoare annotation was computed. [2021-11-07 01:49:01,704 INFO L857 garLoopResultBuilder]: For program point L789(lines 789 802) no Hoare annotation was computed. [2021-11-07 01:49:01,704 INFO L853 garLoopResultBuilder]: At program point L789-1(lines 1 948) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:49:01,704 INFO L857 garLoopResultBuilder]: For program point L789-2(lines 789 802) no Hoare annotation was computed. [2021-11-07 01:49:01,705 INFO L853 garLoopResultBuilder]: At program point L789-3(lines 1 948) the Hoare annotation is: false [2021-11-07 01:49:01,705 INFO L857 garLoopResultBuilder]: For program point L789-4(lines 789 802) no Hoare annotation was computed. [2021-11-07 01:49:01,706 INFO L853 garLoopResultBuilder]: At program point L789-5(lines 1 948) the Hoare annotation is: false [2021-11-07 01:49:01,706 INFO L853 garLoopResultBuilder]: At program point L856-2(lines 856 870) the Hoare annotation is: false [2021-11-07 01:49:01,706 INFO L857 garLoopResultBuilder]: For program point L526(lines 525 572) no Hoare annotation was computed. [2021-11-07 01:49:01,706 INFO L857 garLoopResultBuilder]: For program point L857(line 857) no Hoare annotation was computed. [2021-11-07 01:49:01,706 INFO L857 garLoopResultBuilder]: For program point L626(lines 626 643) no Hoare annotation was computed. [2021-11-07 01:49:01,707 INFO L857 garLoopResultBuilder]: For program point L626-1(lines 626 643) no Hoare annotation was computed. [2021-11-07 01:49:01,707 INFO L857 garLoopResultBuilder]: For program point L626-2(lines 626 643) no Hoare annotation was computed. [2021-11-07 01:49:01,707 INFO L857 garLoopResultBuilder]: For program point L527(lines 527 531) no Hoare annotation was computed. [2021-11-07 01:49:01,707 INFO L857 garLoopResultBuilder]: For program point L626-3(lines 626 643) no Hoare annotation was computed. [2021-11-07 01:49:01,707 INFO L857 garLoopResultBuilder]: For program point L626-4(lines 626 643) no Hoare annotation was computed. [2021-11-07 01:49:01,707 INFO L857 garLoopResultBuilder]: For program point L626-5(lines 626 643) no Hoare annotation was computed. [2021-11-07 01:49:01,708 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:49:01,708 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 945) no Hoare annotation was computed. [2021-11-07 01:49:01,708 INFO L853 garLoopResultBuilder]: At program point L594(lines 593 612) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:49:01,708 INFO L857 garLoopResultBuilder]: For program point L561(lines 561 567) no Hoare annotation was computed. [2021-11-07 01:49:01,708 INFO L857 garLoopResultBuilder]: For program point L594-1(lines 594 600) no Hoare annotation was computed. [2021-11-07 01:49:01,709 INFO L853 garLoopResultBuilder]: At program point L561-1(lines 594 600) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:49:01,709 INFO L853 garLoopResultBuilder]: At program point L594-2(lines 593 612) the Hoare annotation is: false [2021-11-07 01:49:01,709 INFO L853 garLoopResultBuilder]: At program point L594-3(lines 593 612) the Hoare annotation is: false [2021-11-07 01:49:01,709 INFO L857 garLoopResultBuilder]: For program point L429(lines 429 433) no Hoare annotation was computed. [2021-11-07 01:49:01,709 INFO L857 garLoopResultBuilder]: For program point L429-3(lines 429 433) no Hoare annotation was computed. [2021-11-07 01:49:01,709 INFO L857 garLoopResultBuilder]: For program point L429-6(lines 429 433) no Hoare annotation was computed. [2021-11-07 01:49:01,710 INFO L857 garLoopResultBuilder]: For program point L793(lines 793 799) no Hoare annotation was computed. [2021-11-07 01:49:01,710 INFO L853 garLoopResultBuilder]: At program point L760(lines 745 763) the Hoare annotation is: false [2021-11-07 01:49:01,710 INFO L853 garLoopResultBuilder]: At program point L760-1(lines 745 763) the Hoare annotation is: false [2021-11-07 01:49:01,710 INFO L857 garLoopResultBuilder]: For program point L793-2(lines 793 799) no Hoare annotation was computed. [2021-11-07 01:49:01,710 INFO L853 garLoopResultBuilder]: At program point L760-2(lines 745 763) the Hoare annotation is: false [2021-11-07 01:49:01,710 INFO L853 garLoopResultBuilder]: At program point L760-3(lines 745 763) the Hoare annotation is: false [2021-11-07 01:49:01,711 INFO L857 garLoopResultBuilder]: For program point L793-4(lines 793 799) no Hoare annotation was computed. [2021-11-07 01:49:01,711 INFO L853 garLoopResultBuilder]: At program point L760-4(lines 745 763) the Hoare annotation is: false [2021-11-07 01:49:01,711 INFO L853 garLoopResultBuilder]: At program point L760-5(lines 745 763) the Hoare annotation is: false [2021-11-07 01:49:01,711 INFO L857 garLoopResultBuilder]: For program point L860(lines 860 864) no Hoare annotation was computed. [2021-11-07 01:49:01,711 INFO L857 garLoopResultBuilder]: For program point L860-1(lines 594 600) no Hoare annotation was computed. [2021-11-07 01:49:01,715 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-07 01:49:01,716 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:49:01,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:49:01 BoogieIcfgContainer [2021-11-07 01:49:01,742 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:49:01,742 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:49:01,742 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:49:01,742 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:49:01,743 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:48:57" (3/4) ... [2021-11-07 01:49:01,746 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:49:01,771 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 01:49:01,772 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 01:49:01,773 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 01:49:01,774 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 01:49:01,775 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:49:01,776 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:49:01,777 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:49:01,814 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-11-07 01:49:01,899 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:49:01,900 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:49:01,901 INFO L168 Benchmark]: Toolchain (without parser) took 7499.74 ms. Allocated memory was 90.2 MB in the beginning and 127.9 MB in the end (delta: 37.7 MB). Free memory was 67.3 MB in the beginning and 59.3 MB in the end (delta: 8.0 MB). Peak memory consumption was 43.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:49:01,902 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 50.3 MB. Free memory was 30.3 MB in the beginning and 30.2 MB in the end (delta: 42.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:49:01,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 570.23 ms. Allocated memory is still 90.2 MB. Free memory was 67.1 MB in the beginning and 59.3 MB in the end (delta: 7.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:49:01,903 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.31 ms. Allocated memory is still 90.2 MB. Free memory was 59.3 MB in the beginning and 55.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:49:01,903 INFO L168 Benchmark]: Boogie Preprocessor took 70.48 ms. Allocated memory is still 90.2 MB. Free memory was 55.7 MB in the beginning and 53.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:49:01,904 INFO L168 Benchmark]: RCFGBuilder took 2306.90 ms. Allocated memory is still 90.2 MB. Free memory was 53.1 MB in the beginning and 52.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:49:01,904 INFO L168 Benchmark]: TraceAbstraction took 4324.09 ms. Allocated memory was 90.2 MB in the beginning and 127.9 MB in the end (delta: 37.7 MB). Free memory was 51.5 MB in the beginning and 67.7 MB in the end (delta: -16.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:49:01,904 INFO L168 Benchmark]: Witness Printer took 157.52 ms. Allocated memory is still 127.9 MB. Free memory was 67.7 MB in the beginning and 59.3 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:49:01,907 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 50.3 MB. Free memory was 30.3 MB in the beginning and 30.2 MB in the end (delta: 42.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 570.23 ms. Allocated memory is still 90.2 MB. Free memory was 67.1 MB in the beginning and 59.3 MB in the end (delta: 7.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 64.31 ms. Allocated memory is still 90.2 MB. Free memory was 59.3 MB in the beginning and 55.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 70.48 ms. Allocated memory is still 90.2 MB. Free memory was 55.7 MB in the beginning and 53.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2306.90 ms. Allocated memory is still 90.2 MB. Free memory was 53.1 MB in the beginning and 52.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4324.09 ms. Allocated memory was 90.2 MB in the beginning and 127.9 MB in the end (delta: 37.7 MB). Free memory was 51.5 MB in the beginning and 67.7 MB in the end (delta: -16.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 16.1 GB. * Witness Printer took 157.52 ms. Allocated memory is still 127.9 MB. Free memory was 67.7 MB in the beginning and 59.3 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.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: 945]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 945]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 945]: 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, 107 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, 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: 434 SDtfs, 550 SDslu, 479 SDs, 0 SdLazy, 69 SolverSat, 14 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=116occurred in iteration=4, InterpolantAutomatonStates: 22, 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, 178 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 128 HoareAnnotationTreeSize, 44 FomulaSimplifications, 3826 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s 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: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 594]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-07 01:49:01,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bad3d749-a59b-4d48-81a2-01c3b6d84202/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