./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI --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 576a1858cb64f3543afb00cb741cc3175c43895a ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI --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 576a1858cb64f3543afb00cb741cc3175c43895a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:23:55,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:23:55,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:23:55,801 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:23:55,802 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:23:55,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:23:55,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:23:55,808 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:23:55,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:23:55,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:23:55,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:23:55,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:23:55,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:23:55,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:23:55,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:23:55,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:23:55,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:23:55,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:23:55,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:23:55,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:23:55,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:23:55,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:23:55,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:23:55,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:23:55,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:23:55,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:23:55,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:23:55,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:23:55,838 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:23:55,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:23:55,840 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:23:55,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:23:55,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:23:55,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:23:55,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:23:55,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:23:55,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:23:55,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:23:55,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:23:55,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:23:55,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:23:55,854 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:23:55,899 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:23:55,899 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:23:55,901 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:23:55,901 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:23:55,901 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:23:55,902 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:23:55,902 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:23:55,902 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:23:55,902 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:23:55,903 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:23:55,904 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:23:55,904 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:23:55,904 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:23:55,904 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:23:55,905 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:23:55,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:23:55,906 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:23:55,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:23:55,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:23:55,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:23:55,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:23:55,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:23:55,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:23:55,907 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:23:55,907 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:23:55,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:23:55,908 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:23:55,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:23:55,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:23:55,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:23:55,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:23:55,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:23:55,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:23:55,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:23:55,911 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:23:55,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:23:55,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:23:55,912 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:23:55,912 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:23:55,912 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 576a1858cb64f3543afb00cb741cc3175c43895a [2021-10-11 02:23:56,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:23:56,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:23:56,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:23:56,306 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:23:56,316 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:23:56,317 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c [2021-10-11 02:23:56,385 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/data/f3c3d63d8/16ec130e487946d3909fd8a714217650/FLAG789c86e65 [2021-10-11 02:23:56,990 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:23:56,993 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c [2021-10-11 02:23:57,019 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/data/f3c3d63d8/16ec130e487946d3909fd8a714217650/FLAG789c86e65 [2021-10-11 02:23:57,273 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/data/f3c3d63d8/16ec130e487946d3909fd8a714217650 [2021-10-11 02:23:57,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:23:57,279 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:23:57,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:57,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:23:57,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:23:57,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:57" (1/1) ... [2021-10-11 02:23:57,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6df7d8bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:57, skipping insertion in model container [2021-10-11 02:23:57,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:57" (1/1) ... [2021-10-11 02:23:57,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:23:57,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:23:57,548 WARN L226 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_2996b873-8b92-43d2-8ce4-79031b20455a/sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c[1817,1830] [2021-10-11 02:23:57,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:23:57,703 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:23:57,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@678c99b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:57, skipping insertion in model container [2021-10-11 02:23:57,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:57,708 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:23:57,711 INFO L168 Benchmark]: Toolchain (without parser) took 430.79 ms. Allocated memory is still 96.5 MB. Free memory was 59.9 MB in the beginning and 46.1 MB in the end (delta: 13.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:57,712 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 96.5 MB. Free memory is still 77.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:23:57,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 427.17 ms. Allocated memory is still 96.5 MB. Free memory was 59.7 MB in the beginning and 46.1 MB in the end (delta: 13.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:57,716 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 96.5 MB. Free memory is still 77.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 427.17 ms. Allocated memory is still 96.5 MB. Free memory was 59.7 MB in the beginning and 46.1 MB in the end (delta: 13.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 339]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:23:59,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:23:59,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:24:00,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:24:00,016 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:24:00,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:24:00,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:24:00,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:24:00,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:24:00,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:24:00,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:24:00,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:24:00,044 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:24:00,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:24:00,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:24:00,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:24:00,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:24:00,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:24:00,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:24:00,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:24:00,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:24:00,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:24:00,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:24:00,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:24:00,083 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:24:00,084 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:24:00,084 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:24:00,086 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:24:00,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:24:00,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:24:00,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:24:00,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:24:00,092 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:24:00,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:24:00,094 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:24:00,094 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:24:00,095 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:24:00,095 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:24:00,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:24:00,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:24:00,098 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:24:00,099 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:24:00,123 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:24:00,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:24:00,137 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:24:00,138 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:24:00,139 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:24:00,139 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:24:00,139 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:24:00,140 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:24:00,140 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:24:00,141 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:24:00,143 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:24:00,143 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:24:00,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:24:00,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:24:00,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:24:00,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:24:00,144 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:24:00,144 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:24:00,145 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:24:00,145 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:24:00,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:24:00,145 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:24:00,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:24:00,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:24:00,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:24:00,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:24:00,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:00,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:24:00,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:24:00,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:24:00,148 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:24:00,148 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:24:00,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:24:00,148 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:24:00,149 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:24:00,149 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_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 576a1858cb64f3543afb00cb741cc3175c43895a [2021-10-11 02:24:00,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:24:00,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:24:00,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:24:00,564 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:24:00,565 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:24:00,566 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c [2021-10-11 02:24:00,639 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/data/8caa2a399/8aac25441b054f42bb193b4f06bddf74/FLAGe77572e28 [2021-10-11 02:24:01,221 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:24:01,221 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c [2021-10-11 02:24:01,245 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/data/8caa2a399/8aac25441b054f42bb193b4f06bddf74/FLAGe77572e28 [2021-10-11 02:24:01,505 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/data/8caa2a399/8aac25441b054f42bb193b4f06bddf74 [2021-10-11 02:24:01,508 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:01,511 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:01,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:01,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:01,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:01,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:01" (1/1) ... [2021-10-11 02:24:01,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29939013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:01, skipping insertion in model container [2021-10-11 02:24:01,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:01" (1/1) ... [2021-10-11 02:24:01,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:01,600 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:01,762 WARN L226 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_2996b873-8b92-43d2-8ce4-79031b20455a/sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c[1817,1830] [2021-10-11 02:24:01,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:01,924 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:24:01,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:01,949 WARN L226 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_2996b873-8b92-43d2-8ce4-79031b20455a/sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c[1817,1830] [2021-10-11 02:24:02,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:02,037 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:24:02,052 WARN L226 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_2996b873-8b92-43d2-8ce4-79031b20455a/sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c[1817,1830] [2021-10-11 02:24:02,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:02,141 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:24:02,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:02 WrapperNode [2021-10-11 02:24:02,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:02,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:24:02,143 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:24:02,143 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:24:02,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:02" (1/1) ... [2021-10-11 02:24:02,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:02" (1/1) ... [2021-10-11 02:24:02,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:24:02,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:24:02,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:24:02,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:24:02,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:02" (1/1) ... [2021-10-11 02:24:02,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:02" (1/1) ... [2021-10-11 02:24:02,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:02" (1/1) ... [2021-10-11 02:24:02,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:02" (1/1) ... [2021-10-11 02:24:02,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:02" (1/1) ... [2021-10-11 02:24:02,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:02" (1/1) ... [2021-10-11 02:24:02,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:02" (1/1) ... [2021-10-11 02:24:02,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:24:02,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:24:02,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:24:02,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:24:02,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:02" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:24:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:24:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:24:02,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:24:04,585 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:24:04,586 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2021-10-11 02:24:04,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:04 BoogieIcfgContainer [2021-10-11 02:24:04,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:24:04,589 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:24:04,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:24:04,592 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:24:04,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:24:01" (1/3) ... [2021-10-11 02:24:04,593 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e0e5889 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:24:04, skipping insertion in model container [2021-10-11 02:24:04,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:02" (2/3) ... [2021-10-11 02:24:04,594 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e0e5889 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:24:04, skipping insertion in model container [2021-10-11 02:24:04,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:04" (3/3) ... [2021-10-11 02:24:04,596 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product27.cil.c [2021-10-11 02:24:04,607 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:24:04,611 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:24:04,619 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:24:04,642 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:24:04,642 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:24:04,642 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:24:04,642 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:24:04,642 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:24:04,643 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:24:04,643 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:24:04,643 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:24:04,658 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states. [2021-10-11 02:24:04,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:24:04,665 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:04,665 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:04,666 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:04,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:04,676 INFO L82 PathProgramCache]: Analyzing trace with hash -1613004623, now seen corresponding path program 1 times [2021-10-11 02:24:04,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:04,690 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1670779535] [2021-10-11 02:24:04,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:04,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:04,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:24:04,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:04,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:04,984 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:04,984 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1670779535] [2021-10-11 02:24:04,985 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:04,985 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:04,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562116071] [2021-10-11 02:24:05,000 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:24:05,000 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:05,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:24:05,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:24:05,019 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 2 states. [2021-10-11 02:24:05,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:05,068 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2021-10-11 02:24:05,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:24:05,070 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:24:05,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:05,085 INFO L225 Difference]: With dead ends: 148 [2021-10-11 02:24:05,085 INFO L226 Difference]: Without dead ends: 73 [2021-10-11 02:24:05,089 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:24:05,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-11 02:24:05,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-11 02:24:05,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2021-10-11 02:24:05,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2021-10-11 02:24:05,138 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 16 [2021-10-11 02:24:05,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:05,139 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2021-10-11 02:24:05,139 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:24:05,139 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2021-10-11 02:24:05,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:24:05,141 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:05,141 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:05,358 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:24:05,358 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:05,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:05,361 INFO L82 PathProgramCache]: Analyzing trace with hash 1635205776, now seen corresponding path program 1 times [2021-10-11 02:24:05,362 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:05,362 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1807782260] [2021-10-11 02:24:05,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:05,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:05,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:05,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:05,631 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:05,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1807782260] [2021-10-11 02:24:05,631 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:05,631 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:05,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536510495] [2021-10-11 02:24:05,633 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:05,633 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:05,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:05,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:05,650 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand 3 states. [2021-10-11 02:24:05,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:05,675 INFO L93 Difference]: Finished difference Result 73 states and 102 transitions. [2021-10-11 02:24:05,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:05,677 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:24:05,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:05,677 INFO L225 Difference]: With dead ends: 73 [2021-10-11 02:24:05,678 INFO L226 Difference]: Without dead ends: 35 [2021-10-11 02:24:05,679 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:05,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-11 02:24:05,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-11 02:24:05,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2021-10-11 02:24:05,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2021-10-11 02:24:05,688 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 17 [2021-10-11 02:24:05,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:05,691 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2021-10-11 02:24:05,691 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:05,692 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2021-10-11 02:24:05,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:24:05,695 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:05,695 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:05,911 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:24:05,912 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:05,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:05,913 INFO L82 PathProgramCache]: Analyzing trace with hash -1451070739, now seen corresponding path program 1 times [2021-10-11 02:24:05,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:05,914 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1165728237] [2021-10-11 02:24:05,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:06,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:06,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:06,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:06,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:06,219 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:06,219 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1165728237] [2021-10-11 02:24:06,219 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:06,219 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:06,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89526269] [2021-10-11 02:24:06,220 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:06,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:06,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:06,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:06,221 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2021-10-11 02:24:06,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:06,241 INFO L93 Difference]: Finished difference Result 93 states and 135 transitions. [2021-10-11 02:24:06,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:06,245 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:24:06,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:06,246 INFO L225 Difference]: With dead ends: 93 [2021-10-11 02:24:06,246 INFO L226 Difference]: Without dead ends: 64 [2021-10-11 02:24:06,246 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:06,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2021-10-11 02:24:06,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 60. [2021-10-11 02:24:06,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2021-10-11 02:24:06,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 87 transitions. [2021-10-11 02:24:06,255 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 87 transitions. Word has length 22 [2021-10-11 02:24:06,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:06,256 INFO L481 AbstractCegarLoop]: Abstraction has 60 states and 87 transitions. [2021-10-11 02:24:06,256 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:06,256 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2021-10-11 02:24:06,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 02:24:06,260 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:06,260 INFO L422 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] [2021-10-11 02:24:06,483 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:24:06,484 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:06,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:06,485 INFO L82 PathProgramCache]: Analyzing trace with hash 1281905457, now seen corresponding path program 1 times [2021-10-11 02:24:06,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:06,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [525012785] [2021-10-11 02:24:06,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:06,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:06,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:06,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:06,779 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:06,779 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [525012785] [2021-10-11 02:24:06,779 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:06,781 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:24:06,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477525641] [2021-10-11 02:24:06,782 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:06,782 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:06,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:06,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:06,785 INFO L87 Difference]: Start difference. First operand 60 states and 87 transitions. Second operand 5 states. [2021-10-11 02:24:06,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:06,928 INFO L93 Difference]: Finished difference Result 298 states and 454 transitions. [2021-10-11 02:24:06,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:24:06,929 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-10-11 02:24:06,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:06,937 INFO L225 Difference]: With dead ends: 298 [2021-10-11 02:24:06,938 INFO L226 Difference]: Without dead ends: 244 [2021-10-11 02:24:06,939 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:24:06,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2021-10-11 02:24:06,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 108. [2021-10-11 02:24:06,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2021-10-11 02:24:06,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 157 transitions. [2021-10-11 02:24:06,963 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 157 transitions. Word has length 23 [2021-10-11 02:24:06,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:06,964 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 157 transitions. [2021-10-11 02:24:06,964 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:06,964 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 157 transitions. [2021-10-11 02:24:06,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:24:06,966 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:06,966 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:07,184 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:24:07,184 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:07,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:07,185 INFO L82 PathProgramCache]: Analyzing trace with hash -1060203461, now seen corresponding path program 1 times [2021-10-11 02:24:07,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:07,185 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [92461964] [2021-10-11 02:24:07,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:07,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:07,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:07,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:07,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:07,442 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:07,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [92461964] [2021-10-11 02:24:07,442 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:07,442 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:07,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573374818] [2021-10-11 02:24:07,443 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:07,443 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:07,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:07,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:07,444 INFO L87 Difference]: Start difference. First operand 108 states and 157 transitions. Second operand 5 states. [2021-10-11 02:24:07,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:07,573 INFO L93 Difference]: Finished difference Result 304 states and 455 transitions. [2021-10-11 02:24:07,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:24:07,574 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 02:24:07,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:07,574 INFO L225 Difference]: With dead ends: 304 [2021-10-11 02:24:07,574 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:24:07,579 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:24:07,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:24:07,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:24:07,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:24:07,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:24:07,582 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-10-11 02:24:07,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:07,582 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:24:07,582 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:07,583 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:24:07,583 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:24:07,783 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:24:07,785 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:24:07,889 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 6 [2021-10-11 02:24:08,212 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-10-11 02:24:08,212 INFO L262 CegarLoopResult]: For program point L102(lines 102 106) no Hoare annotation was computed. [2021-10-11 02:24:08,213 INFO L262 CegarLoopResult]: For program point L102-3(lines 102 106) no Hoare annotation was computed. [2021-10-11 02:24:08,213 INFO L262 CegarLoopResult]: For program point L102-6(lines 102 106) no Hoare annotation was computed. [2021-10-11 02:24:08,213 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:24:08,213 INFO L258 CegarLoopResult]: At program point L912(lines 897 915) the Hoare annotation is: false [2021-10-11 02:24:08,213 INFO L258 CegarLoopResult]: At program point L912-1(lines 897 915) the Hoare annotation is: false [2021-10-11 02:24:08,214 INFO L258 CegarLoopResult]: At program point L912-2(lines 897 915) the Hoare annotation is: false [2021-10-11 02:24:08,214 INFO L262 CegarLoopResult]: For program point L698(lines 698 704) no Hoare annotation was computed. [2021-10-11 02:24:08,214 INFO L258 CegarLoopResult]: At program point L698-1(lines 698 704) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:24:08,214 INFO L258 CegarLoopResult]: At program point L139(lines 134 142) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:24:08,215 INFO L258 CegarLoopResult]: At program point L139-1(lines 134 142) the Hoare annotation is: false [2021-10-11 02:24:08,215 INFO L258 CegarLoopResult]: At program point L139-2(lines 134 142) the Hoare annotation is: false [2021-10-11 02:24:08,215 INFO L262 CegarLoopResult]: For program point L718(lines 718 731) no Hoare annotation was computed. [2021-10-11 02:24:08,216 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:24:08,216 INFO L265 CegarLoopResult]: At program point L306(lines 287 309) the Hoare annotation is: true [2021-10-11 02:24:08,222 INFO L258 CegarLoopResult]: At program point L273(lines 269 275) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:08,222 INFO L258 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:08,222 INFO L258 CegarLoopResult]: At program point L736(lines 687 737) the Hoare annotation is: false [2021-10-11 02:24:08,223 INFO L258 CegarLoopResult]: At program point L224-2(lines 224 238) the Hoare annotation is: false [2021-10-11 02:24:08,223 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-10-11 02:24:08,223 INFO L262 CegarLoopResult]: For program point L786(lines 786 803) no Hoare annotation was computed. [2021-10-11 02:24:08,223 INFO L262 CegarLoopResult]: For program point L786-1(lines 786 803) no Hoare annotation was computed. [2021-10-11 02:24:08,223 INFO L262 CegarLoopResult]: For program point L786-2(lines 786 803) no Hoare annotation was computed. [2021-10-11 02:24:08,223 INFO L262 CegarLoopResult]: For program point L225(line 225) no Hoare annotation was computed. [2021-10-11 02:24:08,224 INFO L262 CegarLoopResult]: For program point L126(lines 126 130) no Hoare annotation was computed. [2021-10-11 02:24:08,224 INFO L258 CegarLoopResult]: At program point L754(lines 753 772) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:24:08,224 INFO L262 CegarLoopResult]: For program point L754-1(lines 754 760) no Hoare annotation was computed. [2021-10-11 02:24:08,224 INFO L258 CegarLoopResult]: At program point L754-2(lines 753 772) the Hoare annotation is: false [2021-10-11 02:24:08,224 INFO L258 CegarLoopResult]: At program point L754-3(lines 753 772) the Hoare annotation is: false [2021-10-11 02:24:08,224 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:24:08,225 INFO L262 CegarLoopResult]: For program point L920(lines 920 926) no Hoare annotation was computed. [2021-10-11 02:24:08,225 INFO L258 CegarLoopResult]: At program point L920-1(lines 920 926) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:24:08,225 INFO L262 CegarLoopResult]: For program point L689(lines 688 735) no Hoare annotation was computed. [2021-10-11 02:24:08,226 INFO L262 CegarLoopResult]: For program point L194(lines 194 207) no Hoare annotation was computed. [2021-10-11 02:24:08,226 INFO L258 CegarLoopResult]: At program point L194-1(lines 1 930) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:24:08,226 INFO L262 CegarLoopResult]: For program point L194-2(lines 194 207) no Hoare annotation was computed. [2021-10-11 02:24:08,227 INFO L258 CegarLoopResult]: At program point L194-3(lines 1 930) the Hoare annotation is: false [2021-10-11 02:24:08,227 INFO L262 CegarLoopResult]: For program point L194-4(lines 194 207) no Hoare annotation was computed. [2021-10-11 02:24:08,227 INFO L258 CegarLoopResult]: At program point L194-5(lines 1 930) the Hoare annotation is: false [2021-10-11 02:24:08,227 INFO L262 CegarLoopResult]: For program point L690(lines 690 694) no Hoare annotation was computed. [2021-10-11 02:24:08,227 INFO L262 CegarLoopResult]: For program point L228(lines 228 232) no Hoare annotation was computed. [2021-10-11 02:24:08,227 INFO L262 CegarLoopResult]: For program point L228-1(lines 754 760) no Hoare annotation was computed. [2021-10-11 02:24:08,227 INFO L262 CegarLoopResult]: For program point L790(lines 790 798) no Hoare annotation was computed. [2021-10-11 02:24:08,228 INFO L262 CegarLoopResult]: For program point L790-1(lines 790 798) no Hoare annotation was computed. [2021-10-11 02:24:08,228 INFO L262 CegarLoopResult]: For program point L724(lines 724 730) no Hoare annotation was computed. [2021-10-11 02:24:08,228 INFO L262 CegarLoopResult]: For program point L790-2(lines 790 798) no Hoare annotation was computed. [2021-10-11 02:24:08,228 INFO L258 CegarLoopResult]: At program point L724-1(lines 754 760) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:24:08,228 INFO L262 CegarLoopResult]: For program point L906(lines 906 910) no Hoare annotation was computed. [2021-10-11 02:24:08,228 INFO L262 CegarLoopResult]: For program point L906-2(lines 906 910) no Hoare annotation was computed. [2021-10-11 02:24:08,229 INFO L262 CegarLoopResult]: For program point L906-3(lines 906 910) no Hoare annotation was computed. [2021-10-11 02:24:08,229 INFO L262 CegarLoopResult]: For program point L906-5(lines 906 910) no Hoare annotation was computed. [2021-10-11 02:24:08,229 INFO L262 CegarLoopResult]: For program point L708(lines 708 714) no Hoare annotation was computed. [2021-10-11 02:24:08,229 INFO L262 CegarLoopResult]: For program point L906-6(lines 906 910) no Hoare annotation was computed. [2021-10-11 02:24:08,229 INFO L258 CegarLoopResult]: At program point L708-1(lines 708 714) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:24:08,229 INFO L262 CegarLoopResult]: For program point L906-8(lines 906 910) no Hoare annotation was computed. [2021-10-11 02:24:08,231 INFO L258 CegarLoopResult]: At program point L857(lines 852 860) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:24:08,231 INFO L258 CegarLoopResult]: At program point L857-1(lines 852 860) the Hoare annotation is: false [2021-10-11 02:24:08,231 INFO L258 CegarLoopResult]: At program point L857-2(lines 852 860) the Hoare annotation is: false [2021-10-11 02:24:08,231 INFO L258 CegarLoopResult]: At program point L180(lines 175 183) the Hoare annotation is: false [2021-10-11 02:24:08,232 INFO L258 CegarLoopResult]: At program point L180-1(lines 175 183) the Hoare annotation is: false [2021-10-11 02:24:08,232 INFO L262 CegarLoopResult]: For program point L114(lines 114 118) no Hoare annotation was computed. [2021-10-11 02:24:08,232 INFO L258 CegarLoopResult]: At program point L180-2(lines 175 183) the Hoare annotation is: false [2021-10-11 02:24:08,232 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:24:08,232 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-10-11 02:24:08,233 INFO L262 CegarLoopResult]: For program point L297(lines 297 304) no Hoare annotation was computed. [2021-10-11 02:24:08,233 INFO L265 CegarLoopResult]: At program point L297-1(lines 297 304) the Hoare annotation is: true [2021-10-11 02:24:08,233 INFO L262 CegarLoopResult]: For program point L198(lines 198 204) no Hoare annotation was computed. [2021-10-11 02:24:08,233 INFO L262 CegarLoopResult]: For program point L198-2(lines 198 204) no Hoare annotation was computed. [2021-10-11 02:24:08,234 INFO L262 CegarLoopResult]: For program point L198-4(lines 198 204) no Hoare annotation was computed. [2021-10-11 02:24:08,235 INFO L258 CegarLoopResult]: At program point L67(lines 1 930) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:08,236 INFO L258 CegarLoopResult]: At program point L761(lines 761 767) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:24:08,236 INFO L258 CegarLoopResult]: At program point L761-1(lines 761 767) the Hoare annotation is: false [2021-10-11 02:24:08,236 INFO L258 CegarLoopResult]: At program point L761-2(lines 761 767) the Hoare annotation is: false [2021-10-11 02:24:08,236 INFO L262 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2021-10-11 02:24:08,236 INFO L262 CegarLoopResult]: For program point L84-1(line 84) no Hoare annotation was computed. [2021-10-11 02:24:08,236 INFO L262 CegarLoopResult]: For program point L84-2(line 84) no Hoare annotation was computed. [2021-10-11 02:24:08,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:24:08 BoogieIcfgContainer [2021-10-11 02:24:08,264 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:24:08,264 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:24:08,265 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:24:08,266 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:24:08,266 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:04" (3/4) ... [2021-10-11 02:24:08,269 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:24:08,293 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:24:08,294 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:24:08,295 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:24:08,296 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:24:08,297 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:24:08,298 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:24:08,298 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:24:08,331 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-11 02:24:08,401 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2996b873-8b92-43d2-8ce4-79031b20455a/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:24:08,401 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:24:08,403 INFO L168 Benchmark]: Toolchain (without parser) took 6891.46 ms. Allocated memory was 65.0 MB in the beginning and 96.5 MB in the end (delta: 31.5 MB). Free memory was 47.0 MB in the beginning and 48.1 MB in the end (delta: -1.1 MB). Peak memory consumption was 30.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:08,403 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 65.0 MB. Free memory was 47.2 MB in the beginning and 47.1 MB in the end (delta: 52.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:08,404 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.34 ms. Allocated memory is still 65.0 MB. Free memory was 46.9 MB in the beginning and 31.7 MB in the end (delta: 15.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:08,404 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.72 ms. Allocated memory is still 65.0 MB. Free memory was 31.7 MB in the beginning and 28.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:08,405 INFO L168 Benchmark]: Boogie Preprocessor took 51.74 ms. Allocated memory is still 65.0 MB. Free memory was 28.7 MB in the beginning and 47.9 MB in the end (delta: -19.2 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:08,405 INFO L168 Benchmark]: RCFGBuilder took 2303.96 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 47.9 MB in the beginning and 55.6 MB in the end (delta: -7.7 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:08,406 INFO L168 Benchmark]: TraceAbstraction took 3674.89 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 55.6 MB in the beginning and 55.3 MB in the end (delta: 246.9 kB). Peak memory consumption was 45.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:08,406 INFO L168 Benchmark]: Witness Printer took 137.46 ms. Allocated memory is still 96.5 MB. Free memory was 55.3 MB in the beginning and 48.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:08,409 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 65.0 MB. Free memory was 47.2 MB in the beginning and 47.1 MB in the end (delta: 52.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 629.34 ms. Allocated memory is still 65.0 MB. Free memory was 46.9 MB in the beginning and 31.7 MB in the end (delta: 15.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 68.72 ms. Allocated memory is still 65.0 MB. Free memory was 31.7 MB in the beginning and 28.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 51.74 ms. Allocated memory is still 65.0 MB. Free memory was 28.7 MB in the beginning and 47.9 MB in the end (delta: -19.2 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2303.96 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 47.9 MB in the beginning and 55.6 MB in the end (delta: -7.7 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3674.89 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 55.6 MB in the beginning and 55.3 MB in the end (delta: 246.9 kB). Peak memory consumption was 45.0 MB. Max. memory is 16.1 GB. * Witness Printer took 137.46 ms. Allocated memory is still 96.5 MB. Free memory was 55.3 MB in the beginning and 48.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 84]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 84]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 84]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 77 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 333 SDtfs, 354 SDslu, 334 SDs, 0 SdLazy, 47 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 105 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred in iteration=4, 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, 140 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 122 HoareAnnotationTreeSize, 32 FomulaSimplifications, 2909 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4417 SizeOfPredicates, 7 NumberOfNonLiveVariables, 973 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...