./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product32.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_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/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_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/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_5f31ac40-8798-4460-9423-db6abb297430/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 2b0f126ee4d94a96683a291e8cdda3d32342b26980ee5a2243ede6664f8cbf9b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 00:53:21,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 00:53:21,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 00:53:21,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 00:53:21,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 00:53:21,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 00:53:21,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 00:53:21,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 00:53:21,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 00:53:21,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 00:53:21,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 00:53:21,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 00:53:21,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 00:53:21,776 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 00:53:21,778 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 00:53:21,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 00:53:21,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 00:53:21,786 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 00:53:21,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 00:53:21,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 00:53:21,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 00:53:21,803 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 00:53:21,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 00:53:21,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 00:53:21,816 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 00:53:21,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 00:53:21,817 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 00:53:21,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 00:53:21,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 00:53:21,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 00:53:21,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 00:53:21,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 00:53:21,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 00:53:21,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 00:53:21,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 00:53:21,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 00:53:21,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 00:53:21,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 00:53:21,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 00:53:21,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 00:53:21,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 00:53:21,833 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 00:53:21,875 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 00:53:21,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 00:53:21,877 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 00:53:21,878 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 00:53:21,878 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 00:53:21,878 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 00:53:21,878 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 00:53:21,879 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 00:53:21,885 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 00:53:21,885 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 00:53:21,886 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 00:53:21,887 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 00:53:21,887 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 00:53:21,887 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 00:53:21,887 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 00:53:21,888 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 00:53:21,888 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 00:53:21,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 00:53:21,889 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 00:53:21,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 00:53:21,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 00:53:21,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 00:53:21,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 00:53:21,890 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 00:53:21,890 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 00:53:21,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 00:53:21,891 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 00:53:21,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 00:53:21,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 00:53:21,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 00:53:21,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:53:21,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 00:53:21,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 00:53:21,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 00:53:21,893 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 00:53:21,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 00:53:21,893 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 00:53:21,894 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 00:53:21,894 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 00:53:21,894 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_5f31ac40-8798-4460-9423-db6abb297430/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b0f126ee4d94a96683a291e8cdda3d32342b26980ee5a2243ede6664f8cbf9b [2021-11-07 00:53:22,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 00:53:22,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 00:53:22,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 00:53:22,210 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 00:53:22,210 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 00:53:22,211 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2021-11-07 00:53:22,290 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/data/130dc523a/75c3860a1b844f8cb32e9a42f5469153/FLAG0b2366d16 [2021-11-07 00:53:22,769 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 00:53:22,769 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2021-11-07 00:53:22,792 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/data/130dc523a/75c3860a1b844f8cb32e9a42f5469153/FLAG0b2366d16 [2021-11-07 00:53:23,116 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/data/130dc523a/75c3860a1b844f8cb32e9a42f5469153 [2021-11-07 00:53:23,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 00:53:23,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 00:53:23,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 00:53:23,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 00:53:23,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 00:53:23,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:53:23" (1/1) ... [2021-11-07 00:53:23,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1357f916 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:23, skipping insertion in model container [2021-11-07 00:53:23,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:53:23" (1/1) ... [2021-11-07 00:53:23,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 00:53:23,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:53:23,338 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_5f31ac40-8798-4460-9423-db6abb297430/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c[1605,1618] [2021-11-07 00:53:23,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:53:23,515 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 00:53:23,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d5e52a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:23, skipping insertion in model container [2021-11-07 00:53:23,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 00:53:23,516 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 00:53:23,519 INFO L168 Benchmark]: Toolchain (without parser) took 397.96 ms. Allocated memory was 92.3 MB in the beginning and 117.4 MB in the end (delta: 25.2 MB). Free memory was 56.5 MB in the beginning and 90.2 MB in the end (delta: -33.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:23,520 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 92.3 MB. Free memory was 61.9 MB in the beginning and 61.9 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:53:23,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 395.53 ms. Allocated memory was 92.3 MB in the beginning and 117.4 MB in the end (delta: 25.2 MB). Free memory was 56.2 MB in the beginning and 90.2 MB in the end (delta: -34.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:23,526 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 92.3 MB. Free memory was 61.9 MB in the beginning and 61.9 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 395.53 ms. Allocated memory was 92.3 MB in the beginning and 117.4 MB in the end (delta: 25.2 MB). Free memory was 56.2 MB in the beginning and 90.2 MB in the end (delta: -34.0 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: 654]: 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_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/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_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/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_5f31ac40-8798-4460-9423-db6abb297430/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 2b0f126ee4d94a96683a291e8cdda3d32342b26980ee5a2243ede6664f8cbf9b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 00:53:25,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 00:53:25,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 00:53:25,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 00:53:25,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 00:53:25,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 00:53:25,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 00:53:25,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 00:53:25,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 00:53:25,875 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 00:53:25,876 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 00:53:25,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 00:53:25,879 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 00:53:25,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 00:53:25,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 00:53:25,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 00:53:25,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 00:53:25,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 00:53:25,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 00:53:25,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 00:53:25,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 00:53:25,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 00:53:25,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 00:53:25,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 00:53:25,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 00:53:25,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 00:53:25,912 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 00:53:25,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 00:53:25,915 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 00:53:25,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 00:53:25,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 00:53:25,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 00:53:25,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 00:53:25,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 00:53:25,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 00:53:25,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 00:53:25,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 00:53:25,923 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 00:53:25,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 00:53:25,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 00:53:25,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 00:53:25,927 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 00:53:25,971 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 00:53:25,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 00:53:25,973 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 00:53:25,973 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 00:53:25,973 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 00:53:25,974 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 00:53:25,974 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 00:53:25,974 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 00:53:25,974 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 00:53:25,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 00:53:25,977 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 00:53:25,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 00:53:25,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 00:53:25,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 00:53:25,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 00:53:25,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 00:53:25,978 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 00:53:25,978 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 00:53:25,978 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 00:53:25,979 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 00:53:25,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 00:53:25,979 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 00:53:25,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 00:53:25,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 00:53:25,980 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 00:53:25,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 00:53:25,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:53:25,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 00:53:25,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 00:53:25,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 00:53:25,981 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 00:53:25,981 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 00:53:25,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 00:53:25,982 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 00:53:25,982 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 00:53:25,983 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_5f31ac40-8798-4460-9423-db6abb297430/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b0f126ee4d94a96683a291e8cdda3d32342b26980ee5a2243ede6664f8cbf9b [2021-11-07 00:53:26,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 00:53:26,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 00:53:26,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 00:53:26,425 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 00:53:26,426 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 00:53:26,427 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2021-11-07 00:53:26,499 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/data/a71053aaf/0e8fb14fe86b4b818c3f745952a772a7/FLAGf137a4310 [2021-11-07 00:53:27,022 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 00:53:27,023 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2021-11-07 00:53:27,043 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/data/a71053aaf/0e8fb14fe86b4b818c3f745952a772a7/FLAGf137a4310 [2021-11-07 00:53:27,363 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/data/a71053aaf/0e8fb14fe86b4b818c3f745952a772a7 [2021-11-07 00:53:27,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 00:53:27,368 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 00:53:27,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 00:53:27,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 00:53:27,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 00:53:27,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:53:27" (1/1) ... [2021-11-07 00:53:27,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20a8c11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:27, skipping insertion in model container [2021-11-07 00:53:27,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:53:27" (1/1) ... [2021-11-07 00:53:27,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 00:53:27,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:53:27,653 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_5f31ac40-8798-4460-9423-db6abb297430/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c[1605,1618] [2021-11-07 00:53:27,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:53:27,881 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 00:53:27,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:53:27,895 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_5f31ac40-8798-4460-9423-db6abb297430/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c[1605,1618] [2021-11-07 00:53:27,946 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:53:27,957 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 00:53:27,975 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_5f31ac40-8798-4460-9423-db6abb297430/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c[1605,1618] [2021-11-07 00:53:28,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:53:28,073 INFO L208 MainTranslator]: Completed translation [2021-11-07 00:53:28,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:28 WrapperNode [2021-11-07 00:53:28,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 00:53:28,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 00:53:28,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 00:53:28,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 00:53:28,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:28" (1/1) ... [2021-11-07 00:53:28,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:28" (1/1) ... [2021-11-07 00:53:28,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 00:53:28,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 00:53:28,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 00:53:28,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 00:53:28,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:28" (1/1) ... [2021-11-07 00:53:28,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:28" (1/1) ... [2021-11-07 00:53:28,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:28" (1/1) ... [2021-11-07 00:53:28,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:28" (1/1) ... [2021-11-07 00:53:28,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:28" (1/1) ... [2021-11-07 00:53:28,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:28" (1/1) ... [2021-11-07 00:53:28,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:28" (1/1) ... [2021-11-07 00:53:28,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 00:53:28,230 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 00:53:28,230 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 00:53:28,230 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 00:53:28,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:28" (1/1) ... [2021-11-07 00:53:28,237 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:53:28,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:53:28,260 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 00:53:28,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 00:53:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 00:53:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 00:53:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 00:53:28,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 00:53:30,451 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 00:53:30,451 INFO L299 CfgBuilder]: Removed 164 assume(true) statements. [2021-11-07 00:53:30,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:53:30 BoogieIcfgContainer [2021-11-07 00:53:30,453 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 00:53:30,455 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 00:53:30,455 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 00:53:30,458 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 00:53:30,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:53:27" (1/3) ... [2021-11-07 00:53:30,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23dc3271 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:53:30, skipping insertion in model container [2021-11-07 00:53:30,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:28" (2/3) ... [2021-11-07 00:53:30,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23dc3271 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:53:30, skipping insertion in model container [2021-11-07 00:53:30,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:53:30" (3/3) ... [2021-11-07 00:53:30,461 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product32.cil.c [2021-11-07 00:53:30,467 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 00:53:30,467 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 00:53:30,514 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 00:53:30,521 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 00:53:30,522 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 00:53:30,541 INFO L276 IsEmpty]: Start isEmpty. Operand has 111 states, 107 states have (on average 1.5514018691588785) internal successors, (166), 110 states have internal predecessors, (166), 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 00:53:30,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-07 00:53:30,549 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:53:30,550 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:53:30,550 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 00:53:30,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:53:30,560 INFO L85 PathProgramCache]: Analyzing trace with hash 936723076, now seen corresponding path program 1 times [2021-11-07 00:53:30,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:53:30,574 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [629401103] [2021-11-07 00:53:30,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:53:30,575 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:53:30,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:53:30,578 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:53:30,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 00:53:30,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:53:30,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 00:53:30,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:53:30,860 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 00:53:30,860 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:53:30,933 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 00:53:30,934 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:53:30,935 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [629401103] [2021-11-07 00:53:30,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [629401103] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:53:30,935 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:53:30,936 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 00:53:30,938 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608217477] [2021-11-07 00:53:30,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 00:53:30,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:53:30,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 00:53:30,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 00:53:30,962 INFO L87 Difference]: Start difference. First operand has 111 states, 107 states have (on average 1.5514018691588785) internal successors, (166), 110 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:53:31,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:53:31,012 INFO L93 Difference]: Finished difference Result 215 states and 324 transitions. [2021-11-07 00:53:31,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 00:53:31,014 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-07 00:53:31,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:53:31,026 INFO L225 Difference]: With dead ends: 215 [2021-11-07 00:53:31,027 INFO L226 Difference]: Without dead ends: 107 [2021-11-07 00:53:31,030 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 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 00:53:31,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-11-07 00:53:31,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-11-07 00:53:31,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 104 states have (on average 1.4807692307692308) internal successors, (154), 106 states have internal predecessors, (154), 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 00:53:31,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 154 transitions. [2021-11-07 00:53:31,101 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 154 transitions. Word has length 18 [2021-11-07 00:53:31,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:53:31,101 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 154 transitions. [2021-11-07 00:53:31,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:53:31,102 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 154 transitions. [2021-11-07 00:53:31,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 00:53:31,105 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:53:31,105 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:53:31,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 00:53:31,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:53:31,323 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 00:53:31,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:53:31,327 INFO L85 PathProgramCache]: Analyzing trace with hash 717887107, now seen corresponding path program 1 times [2021-11-07 00:53:31,328 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:53:31,328 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1800732744] [2021-11-07 00:53:31,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:53:31,328 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:53:31,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:53:31,330 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:53:31,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 00:53:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:53:31,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 00:53:31,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:53:31,606 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 00:53:31,607 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:53:31,671 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 00:53:31,671 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:53:31,672 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1800732744] [2021-11-07 00:53:31,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1800732744] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:53:31,672 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:53:31,672 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:53:31,672 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839994916] [2021-11-07 00:53:31,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 00:53:31,675 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:53:31,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 00:53:31,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:53:31,680 INFO L87 Difference]: Start difference. First operand 107 states and 154 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:53:31,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:53:31,704 INFO L93 Difference]: Finished difference Result 107 states and 154 transitions. [2021-11-07 00:53:31,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 00:53:31,704 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-07 00:53:31,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:53:31,707 INFO L225 Difference]: With dead ends: 107 [2021-11-07 00:53:31,707 INFO L226 Difference]: Without dead ends: 47 [2021-11-07 00:53:31,709 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 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 00:53:31,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-11-07 00:53:31,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-11-07 00:53:31,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 46 states have (on average 1.4565217391304348) internal successors, (67), 46 states have internal predecessors, (67), 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 00:53:31,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2021-11-07 00:53:31,721 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 19 [2021-11-07 00:53:31,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:53:31,721 INFO L470 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2021-11-07 00:53:31,722 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:53:31,722 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2021-11-07 00:53:31,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-07 00:53:31,724 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:53:31,729 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 00:53:31,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 00:53:31,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:53:31,942 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 00:53:31,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:53:31,943 INFO L85 PathProgramCache]: Analyzing trace with hash 2097278400, now seen corresponding path program 1 times [2021-11-07 00:53:31,943 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:53:31,944 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1897758] [2021-11-07 00:53:31,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:53:31,944 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:53:31,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:53:31,945 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:53:31,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 00:53:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:53:32,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 00:53:32,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:53:32,218 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 00:53:32,219 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:53:32,283 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 00:53:32,284 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:53:32,284 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1897758] [2021-11-07 00:53:32,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1897758] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:53:32,284 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:53:32,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:53:32,284 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883889874] [2021-11-07 00:53:32,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 00:53:32,285 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:53:32,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 00:53:32,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:53:32,286 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 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 00:53:32,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:53:32,333 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2021-11-07 00:53:32,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:53:32,333 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 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 00:53:32,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:53:32,335 INFO L225 Difference]: With dead ends: 151 [2021-11-07 00:53:32,335 INFO L226 Difference]: Without dead ends: 111 [2021-11-07 00:53:32,336 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 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 00:53:32,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-11-07 00:53:32,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 67. [2021-11-07 00:53:32,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 66 states have (on average 1.4848484848484849) internal successors, (98), 66 states have internal predecessors, (98), 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 00:53:32,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 98 transitions. [2021-11-07 00:53:32,346 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 98 transitions. Word has length 24 [2021-11-07 00:53:32,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:53:32,347 INFO L470 AbstractCegarLoop]: Abstraction has 67 states and 98 transitions. [2021-11-07 00:53:32,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 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 00:53:32,347 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 98 transitions. [2021-11-07 00:53:32,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 00:53:32,349 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:53:32,349 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, 1] [2021-11-07 00:53:32,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 00:53:32,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:53:32,562 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 00:53:32,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:53:32,563 INFO L85 PathProgramCache]: Analyzing trace with hash 36896594, now seen corresponding path program 1 times [2021-11-07 00:53:32,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:53:32,563 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1987068991] [2021-11-07 00:53:32,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:53:32,564 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:53:32,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:53:32,566 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:53:32,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 00:53:32,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:53:32,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 00:53:32,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:53:32,891 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 00:53:32,891 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:53:32,987 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 00:53:32,988 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:53:32,989 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1987068991] [2021-11-07 00:53:32,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1987068991] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:53:32,989 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:53:32,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 00:53:32,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574484584] [2021-11-07 00:53:32,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:53:32,990 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:53:32,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:53:32,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:53:32,991 INFO L87 Difference]: Start difference. First operand 67 states and 98 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:53:33,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:53:33,117 INFO L93 Difference]: Finished difference Result 314 states and 480 transitions. [2021-11-07 00:53:33,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 00:53:33,118 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-07 00:53:33,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:53:33,122 INFO L225 Difference]: With dead ends: 314 [2021-11-07 00:53:33,122 INFO L226 Difference]: Without dead ends: 254 [2021-11-07 00:53:33,125 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 47 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 00:53:33,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2021-11-07 00:53:33,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 119. [2021-11-07 00:53:33,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 118 states have (on average 1.4745762711864407) internal successors, (174), 118 states have internal predecessors, (174), 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 00:53:33,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 174 transitions. [2021-11-07 00:53:33,156 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 174 transitions. Word has length 26 [2021-11-07 00:53:33,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:53:33,157 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 174 transitions. [2021-11-07 00:53:33,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:53:33,157 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 174 transitions. [2021-11-07 00:53:33,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-07 00:53:33,163 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:53:33,163 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, 1, 1] [2021-11-07 00:53:33,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 00:53:33,376 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:53:33,376 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 00:53:33,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:53:33,377 INFO L85 PathProgramCache]: Analyzing trace with hash -979197478, now seen corresponding path program 1 times [2021-11-07 00:53:33,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:53:33,378 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1964009767] [2021-11-07 00:53:33,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:53:33,378 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:53:33,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:53:33,379 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:53:33,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 00:53:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:53:33,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 00:53:33,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:53:33,690 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 00:53:33,691 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:53:33,762 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 00:53:33,763 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:53:33,766 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1964009767] [2021-11-07 00:53:33,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1964009767] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:53:33,767 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:53:33,767 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 00:53:33,767 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330568356] [2021-11-07 00:53:33,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:53:33,768 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:53:33,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:53:33,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:53:33,770 INFO L87 Difference]: Start difference. First operand 119 states and 174 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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 00:53:33,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:53:33,877 INFO L93 Difference]: Finished difference Result 315 states and 472 transitions. [2021-11-07 00:53:33,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 00:53:33,878 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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 27 [2021-11-07 00:53:33,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:53:33,878 INFO L225 Difference]: With dead ends: 315 [2021-11-07 00:53:33,878 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 00:53:33,879 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 51 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 00:53:33,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 00:53:33,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 00:53:33,880 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 00:53:33,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 00:53:33,880 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-11-07 00:53:33,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:53:33,881 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 00:53:33,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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 00:53:33,881 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 00:53:33,881 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 00:53:33,884 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 00:53:33,884 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 00:53:33,884 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 00:53:33,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 00:53:34,097 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:53:34,098 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 00:53:34,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:53:34,541 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 00:53:34,541 INFO L853 garLoopResultBuilder]: At program point L333(lines 318 336) the Hoare annotation is: false [2021-11-07 00:53:34,541 INFO L853 garLoopResultBuilder]: At program point L333-1(lines 318 336) the Hoare annotation is: false [2021-11-07 00:53:34,542 INFO L853 garLoopResultBuilder]: At program point L333-2(lines 318 336) the Hoare annotation is: false [2021-11-07 00:53:34,542 INFO L853 garLoopResultBuilder]: At program point L333-3(lines 318 336) the Hoare annotation is: false [2021-11-07 00:53:34,542 INFO L853 garLoopResultBuilder]: At program point L333-4(lines 318 336) the Hoare annotation is: false [2021-11-07 00:53:34,542 INFO L853 garLoopResultBuilder]: At program point L333-5(lines 318 336) the Hoare annotation is: false [2021-11-07 00:53:34,542 INFO L853 garLoopResultBuilder]: At program point L269(lines 262 272) the Hoare annotation is: false [2021-11-07 00:53:34,542 INFO L853 garLoopResultBuilder]: At program point L269-1(lines 262 272) the Hoare annotation is: false [2021-11-07 00:53:34,542 INFO L853 garLoopResultBuilder]: At program point L269-2(lines 262 272) the Hoare annotation is: false [2021-11-07 00:53:34,542 INFO L857 garLoopResultBuilder]: For program point L105(lines 105 120) no Hoare annotation was computed. [2021-11-07 00:53:34,542 INFO L857 garLoopResultBuilder]: For program point L504(lines 504 508) no Hoare annotation was computed. [2021-11-07 00:53:34,543 INFO L857 garLoopResultBuilder]: For program point L504-3(lines 504 508) no Hoare annotation was computed. [2021-11-07 00:53:34,543 INFO L857 garLoopResultBuilder]: For program point L504-6(lines 504 508) no Hoare annotation was computed. [2021-11-07 00:53:34,543 INFO L853 garLoopResultBuilder]: At program point L372-2(lines 372 386) the Hoare annotation is: false [2021-11-07 00:53:34,543 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 621) no Hoare annotation was computed. [2021-11-07 00:53:34,543 INFO L853 garLoopResultBuilder]: At program point L604-1(lines 1 990) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:53:34,543 INFO L857 garLoopResultBuilder]: For program point L604-2(lines 604 621) no Hoare annotation was computed. [2021-11-07 00:53:34,543 INFO L853 garLoopResultBuilder]: At program point L604-3(lines 1 990) the Hoare annotation is: false [2021-11-07 00:53:34,543 INFO L857 garLoopResultBuilder]: For program point L604-4(lines 604 621) no Hoare annotation was computed. [2021-11-07 00:53:34,543 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 00:53:34,544 INFO L853 garLoopResultBuilder]: At program point L604-5(lines 1 990) the Hoare annotation is: false [2021-11-07 00:53:34,544 INFO L857 garLoopResultBuilder]: For program point L373(line 373) no Hoare annotation was computed. [2021-11-07 00:53:34,544 INFO L857 garLoopResultBuilder]: For program point L208(lines 208 225) no Hoare annotation was computed. [2021-11-07 00:53:34,544 INFO L857 garLoopResultBuilder]: For program point L208-1(lines 208 225) no Hoare annotation was computed. [2021-11-07 00:53:34,544 INFO L857 garLoopResultBuilder]: For program point L208-2(lines 208 225) no Hoare annotation was computed. [2021-11-07 00:53:34,544 INFO L857 garLoopResultBuilder]: For program point L76(lines 75 124) no Hoare annotation was computed. [2021-11-07 00:53:34,544 INFO L857 garLoopResultBuilder]: For program point L341(lines 341 347) no Hoare annotation was computed. [2021-11-07 00:53:34,544 INFO L853 garLoopResultBuilder]: At program point L341-1(lines 341 347) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:53:34,544 INFO L857 garLoopResultBuilder]: For program point L77(lines 77 81) no Hoare annotation was computed. [2021-11-07 00:53:34,545 INFO L853 garLoopResultBuilder]: At program point L541(lines 536 544) the Hoare annotation is: false [2021-11-07 00:53:34,545 INFO L853 garLoopResultBuilder]: At program point L541-1(lines 536 544) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:53:34,545 INFO L853 garLoopResultBuilder]: At program point L541-2(lines 536 544) the Hoare annotation is: false [2021-11-07 00:53:34,545 INFO L853 garLoopResultBuilder]: At program point L541-3(lines 536 544) the Hoare annotation is: false [2021-11-07 00:53:34,545 INFO L853 garLoopResultBuilder]: At program point L541-4(lines 536 544) the Hoare annotation is: false [2021-11-07 00:53:34,545 INFO L857 garLoopResultBuilder]: For program point L376(lines 376 380) no Hoare annotation was computed. [2021-11-07 00:53:34,545 INFO L853 garLoopResultBuilder]: At program point L541-5(lines 536 544) the Hoare annotation is: false [2021-11-07 00:53:34,545 INFO L857 garLoopResultBuilder]: For program point L376-1(lines 150 156) no Hoare annotation was computed. [2021-11-07 00:53:34,545 INFO L857 garLoopResultBuilder]: For program point L608(lines 608 618) no Hoare annotation was computed. [2021-11-07 00:53:34,546 INFO L857 garLoopResultBuilder]: For program point L608-2(lines 608 618) no Hoare annotation was computed. [2021-11-07 00:53:34,546 INFO L857 garLoopResultBuilder]: For program point L608-4(lines 608 618) no Hoare annotation was computed. [2021-11-07 00:53:34,546 INFO L853 garLoopResultBuilder]: At program point L278(lines 273 281) 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 00:53:34,546 INFO L853 garLoopResultBuilder]: At program point L278-1(lines 273 281) the Hoare annotation is: false [2021-11-07 00:53:34,546 INFO L857 garLoopResultBuilder]: For program point L212(lines 212 220) no Hoare annotation was computed. [2021-11-07 00:53:34,546 INFO L853 garLoopResultBuilder]: At program point L278-2(lines 273 281) the Hoare annotation is: false [2021-11-07 00:53:34,546 INFO L857 garLoopResultBuilder]: For program point L212-1(lines 212 220) no Hoare annotation was computed. [2021-11-07 00:53:34,546 INFO L857 garLoopResultBuilder]: For program point L212-2(lines 212 220) no Hoare annotation was computed. [2021-11-07 00:53:34,546 INFO L857 garLoopResultBuilder]: For program point L113(lines 113 119) no Hoare annotation was computed. [2021-11-07 00:53:34,547 INFO L853 garLoopResultBuilder]: At program point L113-1(lines 150 156) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:53:34,547 INFO L857 garLoopResultBuilder]: For program point L609(lines 609 615) no Hoare annotation was computed. [2021-11-07 00:53:34,547 INFO L857 garLoopResultBuilder]: For program point L609-2(lines 609 615) no Hoare annotation was computed. [2021-11-07 00:53:34,547 INFO L857 garLoopResultBuilder]: For program point L609-4(lines 609 615) no Hoare annotation was computed. [2021-11-07 00:53:34,547 INFO L857 garLoopResultBuilder]: For program point L182(lines 182 199) no Hoare annotation was computed. [2021-11-07 00:53:34,547 INFO L857 garLoopResultBuilder]: For program point L182-1(lines 182 199) no Hoare annotation was computed. [2021-11-07 00:53:34,547 INFO L857 garLoopResultBuilder]: For program point L182-2(lines 182 199) no Hoare annotation was computed. [2021-11-07 00:53:34,547 INFO L857 garLoopResultBuilder]: For program point L182-3(lines 182 199) no Hoare annotation was computed. [2021-11-07 00:53:34,547 INFO L857 garLoopResultBuilder]: For program point L182-4(lines 182 199) no Hoare annotation was computed. [2021-11-07 00:53:34,547 INFO L857 garLoopResultBuilder]: For program point L182-5(lines 182 199) no Hoare annotation was computed. [2021-11-07 00:53:34,548 INFO L853 garLoopResultBuilder]: At program point L150(lines 149 168) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:53:34,548 INFO L857 garLoopResultBuilder]: For program point L150-1(lines 150 156) no Hoare annotation was computed. [2021-11-07 00:53:34,548 INFO L853 garLoopResultBuilder]: At program point L150-2(lines 149 168) the Hoare annotation is: false [2021-11-07 00:53:34,548 INFO L853 garLoopResultBuilder]: At program point L150-3(lines 149 168) the Hoare annotation is: false [2021-11-07 00:53:34,548 INFO L857 garLoopResultBuilder]: For program point L448(lines 448 455) no Hoare annotation was computed. [2021-11-07 00:53:34,548 INFO L860 garLoopResultBuilder]: At program point L448-1(lines 448 455) the Hoare annotation is: true [2021-11-07 00:53:34,548 INFO L857 garLoopResultBuilder]: For program point L85(lines 85 91) no Hoare annotation was computed. [2021-11-07 00:53:34,548 INFO L853 garLoopResultBuilder]: At program point L85-1(lines 85 91) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:53:34,549 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 00:53:34,549 INFO L853 garLoopResultBuilder]: At program point L582(lines 577 585) the Hoare annotation is: false [2021-11-07 00:53:34,549 INFO L853 garLoopResultBuilder]: At program point L582-1(lines 577 585) the Hoare annotation is: false [2021-11-07 00:53:34,549 INFO L857 garLoopResultBuilder]: For program point L516(lines 516 520) no Hoare annotation was computed. [2021-11-07 00:53:34,549 INFO L853 garLoopResultBuilder]: At program point L582-2(lines 577 585) the Hoare annotation is: false [2021-11-07 00:53:34,549 INFO L853 garLoopResultBuilder]: At program point L582-3(lines 577 585) the Hoare annotation is: false [2021-11-07 00:53:34,549 INFO L853 garLoopResultBuilder]: At program point L582-4(lines 577 585) the Hoare annotation is: false [2021-11-07 00:53:34,556 INFO L853 garLoopResultBuilder]: At program point L582-5(lines 577 585) the Hoare annotation is: false [2021-11-07 00:53:34,556 INFO L857 garLoopResultBuilder]: For program point L186(lines 186 194) no Hoare annotation was computed. [2021-11-07 00:53:34,556 INFO L857 garLoopResultBuilder]: For program point L186-1(lines 186 194) no Hoare annotation was computed. [2021-11-07 00:53:34,556 INFO L857 garLoopResultBuilder]: For program point L186-2(lines 186 194) no Hoare annotation was computed. [2021-11-07 00:53:34,557 INFO L857 garLoopResultBuilder]: For program point L186-3(lines 186 194) no Hoare annotation was computed. [2021-11-07 00:53:34,557 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-11-07 00:53:34,557 INFO L857 garLoopResultBuilder]: For program point L186-4(lines 186 194) no Hoare annotation was computed. [2021-11-07 00:53:34,557 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-11-07 00:53:34,557 INFO L857 garLoopResultBuilder]: For program point L186-5(lines 186 194) no Hoare annotation was computed. [2021-11-07 00:53:34,557 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-11-07 00:53:34,558 INFO L853 garLoopResultBuilder]: At program point L484(lines 1 990) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:53:34,558 INFO L853 garLoopResultBuilder]: At program point L420(lines 416 422) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:53:34,558 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 00:53:34,558 INFO L853 garLoopResultBuilder]: At program point L157(lines 157 163) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:53:34,558 INFO L853 garLoopResultBuilder]: At program point L157-1(lines 157 163) the Hoare annotation is: false [2021-11-07 00:53:34,558 INFO L853 garLoopResultBuilder]: At program point L157-2(lines 157 163) the Hoare annotation is: false [2021-11-07 00:53:34,559 INFO L853 garLoopResultBuilder]: At program point L125(lines 74 126) the Hoare annotation is: false [2021-11-07 00:53:34,559 INFO L860 garLoopResultBuilder]: At program point L457(lines 438 460) the Hoare annotation is: true [2021-11-07 00:53:34,559 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 00:53:34,559 INFO L857 garLoopResultBuilder]: For program point L95(lines 95 101) no Hoare annotation was computed. [2021-11-07 00:53:34,559 INFO L853 garLoopResultBuilder]: At program point L95-1(lines 95 101) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:53:34,560 INFO L853 garLoopResultBuilder]: At program point L492(lines 487 495) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:53:34,560 INFO L857 garLoopResultBuilder]: For program point L327(lines 327 331) no Hoare annotation was computed. [2021-11-07 00:53:34,560 INFO L857 garLoopResultBuilder]: For program point L327-2(lines 327 331) no Hoare annotation was computed. [2021-11-07 00:53:34,560 INFO L857 garLoopResultBuilder]: For program point L327-3(lines 327 331) no Hoare annotation was computed. [2021-11-07 00:53:34,560 INFO L857 garLoopResultBuilder]: For program point L327-5(lines 327 331) no Hoare annotation was computed. [2021-11-07 00:53:34,561 INFO L857 garLoopResultBuilder]: For program point L327-6(lines 327 331) no Hoare annotation was computed. [2021-11-07 00:53:34,561 INFO L857 garLoopResultBuilder]: For program point L327-8(lines 327 331) no Hoare annotation was computed. [2021-11-07 00:53:34,561 INFO L857 garLoopResultBuilder]: For program point L327-9(lines 327 331) no Hoare annotation was computed. [2021-11-07 00:53:34,561 INFO L857 garLoopResultBuilder]: For program point L327-11(lines 327 331) no Hoare annotation was computed. [2021-11-07 00:53:34,561 INFO L857 garLoopResultBuilder]: For program point L327-12(lines 327 331) no Hoare annotation was computed. [2021-11-07 00:53:34,561 INFO L857 garLoopResultBuilder]: For program point L327-14(lines 327 331) no Hoare annotation was computed. [2021-11-07 00:53:34,561 INFO L857 garLoopResultBuilder]: For program point L327-15(lines 327 331) no Hoare annotation was computed. [2021-11-07 00:53:34,562 INFO L857 garLoopResultBuilder]: For program point L327-17(lines 327 331) no Hoare annotation was computed. [2021-11-07 00:53:34,563 INFO L853 garLoopResultBuilder]: At program point L593(lines 588 595) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:53:34,563 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 00:53:34,563 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 00:53:34,563 INFO L857 garLoopResultBuilder]: For program point L528(lines 528 532) no Hoare annotation was computed. [2021-11-07 00:53:34,566 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-07 00:53:34,571 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 00:53:34,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:53:34 BoogieIcfgContainer [2021-11-07 00:53:34,599 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 00:53:34,603 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 00:53:34,603 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 00:53:34,603 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 00:53:34,604 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:53:30" (3/4) ... [2021-11-07 00:53:34,606 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 00:53:34,636 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 00:53:34,637 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 00:53:34,638 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 00:53:34,639 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 00:53:34,640 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 00:53:34,641 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 00:53:34,642 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 00:53:34,673 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-11-07 00:53:34,756 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 00:53:34,757 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 00:53:34,758 INFO L168 Benchmark]: Toolchain (without parser) took 7389.00 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 41.5 MB in the beginning and 69.5 MB in the end (delta: -27.9 MB). Peak memory consumption was 36.8 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:34,759 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 77.6 MB. Free memory was 58.8 MB in the beginning and 58.7 MB in the end (delta: 69.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:53:34,760 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.72 ms. Allocated memory is still 77.6 MB. Free memory was 41.3 MB in the beginning and 45.6 MB in the end (delta: -4.2 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:34,760 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.44 ms. Allocated memory is still 77.6 MB. Free memory was 45.6 MB in the beginning and 42.0 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:34,760 INFO L168 Benchmark]: Boogie Preprocessor took 87.94 ms. Allocated memory is still 77.6 MB. Free memory was 42.0 MB in the beginning and 39.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:34,761 INFO L168 Benchmark]: RCFGBuilder took 2223.44 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 39.3 MB in the beginning and 65.2 MB in the end (delta: -26.0 MB). Peak memory consumption was 16.5 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:34,761 INFO L168 Benchmark]: TraceAbstraction took 4146.86 ms. Allocated memory is still 98.6 MB. Free memory was 64.9 MB in the beginning and 29.9 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.4 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:34,762 INFO L168 Benchmark]: Witness Printer took 154.27 ms. Allocated memory is still 98.6 MB. Free memory was 29.5 MB in the beginning and 69.5 MB in the end (delta: -39.9 MB). Peak memory consumption was 3.2 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:34,764 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 77.6 MB. Free memory was 58.8 MB in the beginning and 58.7 MB in the end (delta: 69.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 703.72 ms. Allocated memory is still 77.6 MB. Free memory was 41.3 MB in the beginning and 45.6 MB in the end (delta: -4.2 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 65.44 ms. Allocated memory is still 77.6 MB. Free memory was 45.6 MB in the beginning and 42.0 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.94 ms. Allocated memory is still 77.6 MB. Free memory was 42.0 MB in the beginning and 39.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2223.44 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 39.3 MB in the beginning and 65.2 MB in the end (delta: -26.0 MB). Peak memory consumption was 16.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4146.86 ms. Allocated memory is still 98.6 MB. Free memory was 64.9 MB in the beginning and 29.9 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.4 MB. Max. memory is 16.1 GB. * Witness Printer took 154.27 ms. Allocated memory is still 98.6 MB. Free memory was 29.5 MB in the beginning and 69.5 MB in the end (delta: -39.9 MB). Peak memory consumption was 3.2 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: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: 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, 111 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, 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: 451 SDtfs, 554 SDslu, 517 SDs, 0 SdLazy, 73 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 226 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=119occurred 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 179 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 131 NumberOfFragments, 138 HoareAnnotationTreeSize, 45 FomulaSimplifications, 3826 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 45 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 352 SizeOfPredicates, 7 NumberOfNonLiveVariables, 993 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: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-07 00:53:34,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f31ac40-8798-4460-9423-db6abb297430/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