./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product09.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_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/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_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/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_9ea122e4-bb16-4ae6-8019-051718c1c6a5/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 92b6e9c68c74814d170d81479fd82dff664bcc07 ............................................................................................................................................ 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_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/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_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/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_9ea122e4-bb16-4ae6-8019-051718c1c6a5/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 92b6e9c68c74814d170d81479fd82dff664bcc07 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 02:22:44,865 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:22:44,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:22:44,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:22:44,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:22:44,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:22:44,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:22:44,913 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:22:44,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:22:44,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:22:44,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:22:44,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:22:44,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:22:44,922 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:22:44,923 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:22:44,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:22:44,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:22:44,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:22:44,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:22:44,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:22:44,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:22:44,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:22:44,960 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:22:44,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:22:44,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:22:44,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:22:44,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:22:44,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:22:44,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:22:44,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:22:44,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:22:44,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:22:44,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:22:44,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:22:44,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:22:44,980 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:22:44,981 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:22:44,981 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:22:44,981 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:22:44,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:22:44,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:22:44,983 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:22:45,011 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:22:45,012 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:22:45,013 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:22:45,013 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:22:45,013 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:22:45,013 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:22:45,014 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:22:45,014 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:22:45,014 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:22:45,014 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:22:45,015 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:22:45,015 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:22:45,015 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:22:45,015 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:22:45,016 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:22:45,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:22:45,017 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:22:45,017 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:22:45,017 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:22:45,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:22:45,018 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:22:45,018 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:22:45,018 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:22:45,018 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:22:45,019 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:22:45,019 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:22:45,019 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:22:45,019 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:22:45,020 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:22:45,020 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:22:45,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:22:45,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:22:45,021 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:22:45,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:22:45,021 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:22:45,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:22:45,022 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:22:45,022 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:22:45,022 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:22:45,022 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_9ea122e4-bb16-4ae6-8019-051718c1c6a5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92b6e9c68c74814d170d81479fd82dff664bcc07 [2021-10-11 02:22:45,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:22:45,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:22:45,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:22:45,336 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:22:45,337 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:22:45,338 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c [2021-10-11 02:22:45,410 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI/data/5f8272e2c/fdeaccc9938c409c8fff58cb8a9fe113/FLAGf3e0cee9f [2021-10-11 02:22:45,947 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:22:45,950 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c [2021-10-11 02:22:45,968 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI/data/5f8272e2c/fdeaccc9938c409c8fff58cb8a9fe113/FLAGf3e0cee9f [2021-10-11 02:22:46,245 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI/data/5f8272e2c/fdeaccc9938c409c8fff58cb8a9fe113 [2021-10-11 02:22:46,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:22:46,248 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:22:46,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:46,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:22:46,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:22:46,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:46" (1/1) ... [2021-10-11 02:22:46,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f9ff579 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:46, skipping insertion in model container [2021-10-11 02:22:46,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:46" (1/1) ... [2021-10-11 02:22:46,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:22:46,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:22:46,553 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_9ea122e4-bb16-4ae6-8019-051718c1c6a5/sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c[10968,10981] [2021-10-11 02:22:46,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:22:46,606 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 02:22:46,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79fc51dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:46, skipping insertion in model container [2021-10-11 02:22:46,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:46,608 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:22:46,610 INFO L168 Benchmark]: Toolchain (without parser) took 360.15 ms. Allocated memory is still 94.4 MB. Free memory was 52.1 MB in the beginning and 61.4 MB in the end (delta: -9.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:46,610 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 94.4 MB. Free memory is still 69.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:22:46,611 INFO L168 Benchmark]: CACSL2BoogieTranslator took 344.10 ms. Allocated memory is still 94.4 MB. Free memory was 51.8 MB in the beginning and 61.4 MB in the end (delta: -9.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:46,613 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 94.4 MB. Free memory is still 69.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 344.10 ms. Allocated memory is still 94.4 MB. Free memory was 51.8 MB in the beginning and 61.4 MB in the end (delta: -9.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 70]: 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 02:22:48,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:22:48,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:22:48,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:22:48,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:22:48,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:22:48,930 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:22:48,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:22:48,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:22:48,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:22:48,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:22:48,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:22:48,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:22:48,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:22:48,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:22:48,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:22:48,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:22:48,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:22:48,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:22:48,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:22:48,989 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:22:48,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:22:48,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:22:48,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:22:48,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:22:49,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:22:49,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:22:49,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:22:49,007 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:22:49,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:22:49,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:22:49,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:22:49,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:22:49,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:22:49,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:22:49,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:22:49,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:22:49,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:22:49,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:22:49,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:22:49,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:22:49,021 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:22:49,070 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:22:49,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:22:49,071 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:22:49,072 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:22:49,072 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:22:49,072 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:22:49,072 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:22:49,073 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:22:49,074 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:22:49,075 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:22:49,076 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:22:49,076 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:22:49,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:22:49,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:22:49,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:22:49,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:22:49,078 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:22:49,078 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:22:49,078 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:22:49,078 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:22:49,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:22:49,079 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:22:49,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:22:49,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:22:49,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:22:49,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:22:49,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:22:49,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:22:49,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:22:49,080 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:22:49,080 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:22:49,081 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:22:49,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:22:49,081 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:22:49,081 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:22:49,081 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_9ea122e4-bb16-4ae6-8019-051718c1c6a5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92b6e9c68c74814d170d81479fd82dff664bcc07 [2021-10-11 02:22:49,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:22:49,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:22:49,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:22:49,472 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:22:49,472 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:22:49,475 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c [2021-10-11 02:22:49,564 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI/data/d7f885c6a/7cb89d5953454e7f9c97dd85518b63f3/FLAG9eb291fc8 [2021-10-11 02:22:50,140 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:22:50,141 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c [2021-10-11 02:22:50,151 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI/data/d7f885c6a/7cb89d5953454e7f9c97dd85518b63f3/FLAG9eb291fc8 [2021-10-11 02:22:50,486 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI/data/d7f885c6a/7cb89d5953454e7f9c97dd85518b63f3 [2021-10-11 02:22:50,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:22:50,490 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:22:50,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:50,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:22:50,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:22:50,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:50" (1/1) ... [2021-10-11 02:22:50,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5abd35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:50, skipping insertion in model container [2021-10-11 02:22:50,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:50" (1/1) ... [2021-10-11 02:22:50,519 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:22:50,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:22:50,789 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_9ea122e4-bb16-4ae6-8019-051718c1c6a5/sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c[10968,10981] [2021-10-11 02:22:50,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:22:50,881 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:22:50,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:22:50,987 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_9ea122e4-bb16-4ae6-8019-051718c1c6a5/sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c[10968,10981] [2021-10-11 02:22:51,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:22:51,046 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:22:51,111 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_9ea122e4-bb16-4ae6-8019-051718c1c6a5/sv-benchmarks/c/product-lines/minepump_spec4_product09.cil.c[10968,10981] [2021-10-11 02:22:51,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:22:51,171 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:22:51,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:51 WrapperNode [2021-10-11 02:22:51,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:51,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:22:51,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:22:51,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:22:51,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:51" (1/1) ... [2021-10-11 02:22:51,198 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:51" (1/1) ... [2021-10-11 02:22:51,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:22:51,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:22:51,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:22:51,227 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:22:51,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:51" (1/1) ... [2021-10-11 02:22:51,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:51" (1/1) ... [2021-10-11 02:22:51,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:51" (1/1) ... [2021-10-11 02:22:51,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:51" (1/1) ... [2021-10-11 02:22:51,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:51" (1/1) ... [2021-10-11 02:22:51,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:51" (1/1) ... [2021-10-11 02:22:51,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:51" (1/1) ... [2021-10-11 02:22:51,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:22:51,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:22:51,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:22:51,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:22:51,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:51" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/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 02:22:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:22:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:22:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:22:51,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:22:53,404 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:22:53,405 INFO L299 CfgBuilder]: Removed 66 assume(true) statements. [2021-10-11 02:22:53,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:22:53 BoogieIcfgContainer [2021-10-11 02:22:53,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:22:53,410 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:22:53,410 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:22:53,412 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:22:53,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:22:50" (1/3) ... [2021-10-11 02:22:53,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26a26202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:22:53, skipping insertion in model container [2021-10-11 02:22:53,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:51" (2/3) ... [2021-10-11 02:22:53,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26a26202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:22:53, skipping insertion in model container [2021-10-11 02:22:53,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:22:53" (3/3) ... [2021-10-11 02:22:53,416 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product09.cil.c [2021-10-11 02:22:53,429 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:22:53,432 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:22:53,441 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:22:53,464 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:22:53,465 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:22:53,465 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:22:53,465 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:22:53,465 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:22:53,465 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:22:53,465 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:22:53,465 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:22:53,480 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2021-10-11 02:22:53,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:22:53,486 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:53,487 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:22:53,488 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:53,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:53,494 INFO L82 PathProgramCache]: Analyzing trace with hash 881855315, now seen corresponding path program 1 times [2021-10-11 02:22:53,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:53,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [473759340] [2021-10-11 02:22:53,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/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 02:22:53,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:53,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:22:53,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:53,808 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 02:22:53,808 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:53,809 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [473759340] [2021-10-11 02:22:53,810 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:53,810 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:22:53,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419782640] [2021-10-11 02:22:53,817 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:22:53,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:53,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:22:53,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:22:53,835 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2021-10-11 02:22:53,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:53,878 INFO L93 Difference]: Finished difference Result 108 states and 161 transitions. [2021-10-11 02:22:53,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:22:53,880 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:22:53,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:53,891 INFO L225 Difference]: With dead ends: 108 [2021-10-11 02:22:53,891 INFO L226 Difference]: Without dead ends: 53 [2021-10-11 02:22:53,894 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 02:22:53,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-11 02:22:53,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-11 02:22:53,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2021-10-11 02:22:53,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2021-10-11 02:22:53,937 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2021-10-11 02:22:53,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:53,937 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2021-10-11 02:22:53,937 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:22:53,937 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2021-10-11 02:22:53,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:22:53,939 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:53,939 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 02:22:54,158 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:22:54,160 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:54,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:54,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1127498704, now seen corresponding path program 1 times [2021-10-11 02:22:54,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:54,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1311998345] [2021-10-11 02:22:54,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/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 02:22:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:54,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:22:54,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:54,422 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 02:22:54,422 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:54,422 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1311998345] [2021-10-11 02:22:54,422 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:54,422 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:22:54,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958400871] [2021-10-11 02:22:54,424 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:22:54,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:54,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:22:54,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:22:54,428 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 3 states. [2021-10-11 02:22:54,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:54,441 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2021-10-11 02:22:54,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:22:54,443 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:22:54,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:54,444 INFO L225 Difference]: With dead ends: 53 [2021-10-11 02:22:54,444 INFO L226 Difference]: Without dead ends: 27 [2021-10-11 02:22:54,445 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 02:22:54,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-10-11 02:22:54,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-10-11 02:22:54,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2021-10-11 02:22:54,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2021-10-11 02:22:54,454 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2021-10-11 02:22:54,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:54,457 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2021-10-11 02:22:54,457 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:22:54,457 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-10-11 02:22:54,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:22:54,459 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:54,460 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 02:22:54,676 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:22:54,676 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:54,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:54,679 INFO L82 PathProgramCache]: Analyzing trace with hash -357317040, now seen corresponding path program 1 times [2021-10-11 02:22:54,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:54,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [285469219] [2021-10-11 02:22:54,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/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 02:22:54,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:54,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:22:54,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:54,902 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 02:22:54,902 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:54,902 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [285469219] [2021-10-11 02:22:54,903 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:54,903 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:22:54,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500114030] [2021-10-11 02:22:54,903 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:22:54,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:54,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:22:54,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:22:54,904 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 5 states. [2021-10-11 02:22:54,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:54,994 INFO L93 Difference]: Finished difference Result 90 states and 136 transitions. [2021-10-11 02:22:54,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:22:54,994 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2021-10-11 02:22:54,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:54,996 INFO L225 Difference]: With dead ends: 90 [2021-10-11 02:22:54,997 INFO L226 Difference]: Without dead ends: 69 [2021-10-11 02:22:54,997 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:22:54,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2021-10-11 02:22:55,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 44. [2021-10-11 02:22:55,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2021-10-11 02:22:55,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 61 transitions. [2021-10-11 02:22:55,006 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 61 transitions. Word has length 22 [2021-10-11 02:22:55,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:55,007 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 61 transitions. [2021-10-11 02:22:55,007 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:22:55,007 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2021-10-11 02:22:55,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 02:22:55,008 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:55,008 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 02:22:55,223 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:22:55,223 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:55,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:55,224 INFO L82 PathProgramCache]: Analyzing trace with hash 1660275790, now seen corresponding path program 1 times [2021-10-11 02:22:55,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:55,225 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1148670992] [2021-10-11 02:22:55,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/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 02:22:55,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:55,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:22:55,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:55,476 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 02:22:55,476 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:55,477 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1148670992] [2021-10-11 02:22:55,477 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:55,477 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:22:55,477 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698972317] [2021-10-11 02:22:55,478 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:22:55,478 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:55,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:22:55,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:22:55,479 INFO L87 Difference]: Start difference. First operand 44 states and 61 transitions. Second operand 6 states. [2021-10-11 02:22:56,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:56,860 INFO L93 Difference]: Finished difference Result 115 states and 170 transitions. [2021-10-11 02:22:56,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:22:56,861 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2021-10-11 02:22:56,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:56,862 INFO L225 Difference]: With dead ends: 115 [2021-10-11 02:22:56,862 INFO L226 Difference]: Without dead ends: 94 [2021-10-11 02:22:56,863 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:22:56,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2021-10-11 02:22:56,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 78. [2021-10-11 02:22:56,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2021-10-11 02:22:56,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2021-10-11 02:22:56,875 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 23 [2021-10-11 02:22:56,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:56,875 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2021-10-11 02:22:56,876 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:22:56,876 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2021-10-11 02:22:56,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 02:22:56,877 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:56,877 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 02:22:57,095 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:22:57,099 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:57,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:57,099 INFO L82 PathProgramCache]: Analyzing trace with hash 444418065, now seen corresponding path program 1 times [2021-10-11 02:22:57,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:57,100 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [915112856] [2021-10-11 02:22:57,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/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 02:22:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:57,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:22:57,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:57,350 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 02:22:57,350 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:57,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [915112856] [2021-10-11 02:22:57,351 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:57,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:22:57,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090288068] [2021-10-11 02:22:57,352 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:22:57,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:57,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:22:57,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:22:57,353 INFO L87 Difference]: Start difference. First operand 78 states and 111 transitions. Second operand 3 states. [2021-10-11 02:22:57,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:57,370 INFO L93 Difference]: Finished difference Result 95 states and 135 transitions. [2021-10-11 02:22:57,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:22:57,371 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2021-10-11 02:22:57,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:57,371 INFO L225 Difference]: With dead ends: 95 [2021-10-11 02:22:57,371 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:22:57,373 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 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 02:22:57,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:22:57,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:22:57,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:22:57,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:22:57,378 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2021-10-11 02:22:57,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:57,378 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:22:57,379 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:22:57,379 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:22:57,379 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:22:57,594 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:22:57,596 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:22:57,883 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 412) no Hoare annotation was computed. [2021-10-11 02:22:57,884 INFO L262 CegarLoopResult]: For program point L845(lines 845 852) no Hoare annotation was computed. [2021-10-11 02:22:57,884 INFO L265 CegarLoopResult]: At program point L845-1(lines 845 852) the Hoare annotation is: true [2021-10-11 02:22:57,884 INFO L258 CegarLoopResult]: At program point L614(lines 614 620) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:22:57,884 INFO L258 CegarLoopResult]: At program point L614-1(lines 614 620) the Hoare annotation is: false [2021-10-11 02:22:57,884 INFO L258 CegarLoopResult]: At program point L614-2(lines 614 620) the Hoare annotation is: false [2021-10-11 02:22:57,884 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:22:57,884 INFO L262 CegarLoopResult]: For program point L468(lines 468 472) no Hoare annotation was computed. [2021-10-11 02:22:57,885 INFO L258 CegarLoopResult]: At program point L750(lines 1 857) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:22:57,885 INFO L258 CegarLoopResult]: At program point L684(lines 679 687) the Hoare annotation is: false [2021-10-11 02:22:57,885 INFO L258 CegarLoopResult]: At program point L684-1(lines 679 687) the Hoare annotation is: false [2021-10-11 02:22:57,885 INFO L258 CegarLoopResult]: At program point L684-2(lines 679 687) the Hoare annotation is: false [2021-10-11 02:22:57,885 INFO L262 CegarLoopResult]: For program point L552(lines 552 558) no Hoare annotation was computed. [2021-10-11 02:22:57,885 INFO L258 CegarLoopResult]: At program point L552-1(lines 552 558) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:22:57,885 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:22:57,886 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 412) no Hoare annotation was computed. [2021-10-11 02:22:57,886 INFO L258 CegarLoopResult]: At program point L588(lines 541 589) the Hoare annotation is: false [2021-10-11 02:22:57,886 INFO L262 CegarLoopResult]: For program point L456(lines 456 460) no Hoare annotation was computed. [2021-10-11 02:22:57,886 INFO L262 CegarLoopResult]: For program point L456-3(lines 456 460) no Hoare annotation was computed. [2021-10-11 02:22:57,886 INFO L262 CegarLoopResult]: For program point L456-6(lines 456 460) no Hoare annotation was computed. [2021-10-11 02:22:57,886 INFO L262 CegarLoopResult]: For program point L572(lines 572 583) no Hoare annotation was computed. [2021-10-11 02:22:57,886 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:22:57,886 INFO L265 CegarLoopResult]: At program point L854(lines 835 857) the Hoare annotation is: true [2021-10-11 02:22:57,886 INFO L258 CegarLoopResult]: At program point L607(lines 606 625) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:22:57,887 INFO L262 CegarLoopResult]: For program point L607-1(lines 607 613) no Hoare annotation was computed. [2021-10-11 02:22:57,887 INFO L258 CegarLoopResult]: At program point L607-2(lines 606 625) the Hoare annotation is: false [2021-10-11 02:22:57,887 INFO L258 CegarLoopResult]: At program point L607-3(lines 606 625) the Hoare annotation is: false [2021-10-11 02:22:57,887 INFO L258 CegarLoopResult]: At program point L822(lines 818 824) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:22:57,887 INFO L258 CegarLoopResult]: At program point L525(lines 520 528) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv2 32) ~waterLevel~0) .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)))) [2021-10-11 02:22:57,887 INFO L258 CegarLoopResult]: At program point L525-1(lines 520 528) the Hoare annotation is: false [2021-10-11 02:22:57,887 INFO L258 CegarLoopResult]: At program point L525-2(lines 520 528) the Hoare annotation is: false [2021-10-11 02:22:57,887 INFO L262 CegarLoopResult]: For program point L427(lines 427 440) no Hoare annotation was computed. [2021-10-11 02:22:57,888 INFO L258 CegarLoopResult]: At program point L427-1(lines 1 857) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv4294967294 32)))) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:22:57,888 INFO L262 CegarLoopResult]: For program point L427-2(lines 427 440) no Hoare annotation was computed. [2021-10-11 02:22:57,888 INFO L258 CegarLoopResult]: At program point L427-3(lines 1 857) the Hoare annotation is: false [2021-10-11 02:22:57,888 INFO L262 CegarLoopResult]: For program point L427-4(lines 427 440) no Hoare annotation was computed. [2021-10-11 02:22:57,888 INFO L258 CegarLoopResult]: At program point L427-5(lines 1 857) the Hoare annotation is: false [2021-10-11 02:22:57,888 INFO L258 CegarLoopResult]: At program point L774-2(lines 774 788) the Hoare annotation is: false [2021-10-11 02:22:57,888 INFO L262 CegarLoopResult]: For program point L543(lines 542 587) no Hoare annotation was computed. [2021-10-11 02:22:57,888 INFO L258 CegarLoopResult]: At program point L758(lines 753 761) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:22:57,888 INFO L262 CegarLoopResult]: For program point L775(line 775) no Hoare annotation was computed. [2021-10-11 02:22:57,889 INFO L262 CegarLoopResult]: For program point L544(lines 544 548) no Hoare annotation was computed. [2021-10-11 02:22:57,889 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:22:57,889 INFO L262 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2021-10-11 02:22:57,889 INFO L262 CegarLoopResult]: For program point L412-1(line 412) no Hoare annotation was computed. [2021-10-11 02:22:57,889 INFO L262 CegarLoopResult]: For program point L412-2(line 412) no Hoare annotation was computed. [2021-10-11 02:22:57,889 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 412) no Hoare annotation was computed. [2021-10-11 02:22:57,889 INFO L262 CegarLoopResult]: For program point L578(lines 578 582) no Hoare annotation was computed. [2021-10-11 02:22:57,889 INFO L262 CegarLoopResult]: For program point L578-2(lines 607 613) no Hoare annotation was computed. [2021-10-11 02:22:57,889 INFO L262 CegarLoopResult]: For program point L562(lines 562 568) no Hoare annotation was computed. [2021-10-11 02:22:57,889 INFO L258 CegarLoopResult]: At program point L562-1(lines 562 568) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1))) [2021-10-11 02:22:57,890 INFO L262 CegarLoopResult]: For program point L480(lines 480 484) no Hoare annotation was computed. [2021-10-11 02:22:57,890 INFO L262 CegarLoopResult]: For program point L431(lines 431 437) no Hoare annotation was computed. [2021-10-11 02:22:57,890 INFO L262 CegarLoopResult]: For program point L431-2(lines 431 437) no Hoare annotation was computed. [2021-10-11 02:22:57,890 INFO L262 CegarLoopResult]: For program point L431-4(lines 431 437) no Hoare annotation was computed. [2021-10-11 02:22:57,890 INFO L262 CegarLoopResult]: For program point L778(lines 778 782) no Hoare annotation was computed. [2021-10-11 02:22:57,890 INFO L262 CegarLoopResult]: For program point L778-1(lines 607 613) no Hoare annotation was computed. [2021-10-11 02:22:57,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:22:57 BoogieIcfgContainer [2021-10-11 02:22:57,907 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:22:57,907 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:22:57,907 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:22:57,908 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:22:57,908 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:22:53" (3/4) ... [2021-10-11 02:22:57,911 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:22:57,924 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:22:57,925 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:22:57,925 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:22:57,926 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:22:57,926 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:22:57,927 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:22:57,927 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:22:57,952 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(tmp, 4294967294bv32)) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) [2021-10-11 02:22:57,953 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 2bv32 == waterLevel) && 0bv32 == pumpRunning) && 2bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) [2021-10-11 02:22:58,002 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea122e4-bb16-4ae6-8019-051718c1c6a5/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:22:58,002 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:22:58,004 INFO L168 Benchmark]: Toolchain (without parser) took 7513.26 ms. Allocated memory was 58.7 MB in the beginning and 109.1 MB in the end (delta: 50.3 MB). Free memory was 36.3 MB in the beginning and 89.0 MB in the end (delta: -52.7 MB). Peak memory consumption was 47.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:58,004 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 58.7 MB. Free memory is still 40.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:22:58,005 INFO L168 Benchmark]: CACSL2BoogieTranslator took 680.46 ms. Allocated memory was 58.7 MB in the beginning and 73.4 MB in the end (delta: 14.7 MB). Free memory was 36.2 MB in the beginning and 43.5 MB in the end (delta: -7.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:58,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.78 ms. Allocated memory is still 73.4 MB. Free memory was 43.3 MB in the beginning and 40.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:58,005 INFO L168 Benchmark]: Boogie Preprocessor took 58.91 ms. Allocated memory is still 73.4 MB. Free memory was 40.8 MB in the beginning and 38.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:58,006 INFO L168 Benchmark]: RCFGBuilder took 2121.20 ms. Allocated memory is still 73.4 MB. Free memory was 38.9 MB in the beginning and 45.0 MB in the end (delta: -6.2 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:58,006 INFO L168 Benchmark]: TraceAbstraction took 4497.19 ms. Allocated memory was 73.4 MB in the beginning and 109.1 MB in the end (delta: 35.7 MB). Free memory was 44.6 MB in the beginning and 45.2 MB in the end (delta: -532.3 kB). Peak memory consumption was 35.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:58,007 INFO L168 Benchmark]: Witness Printer took 95.05 ms. Allocated memory is still 109.1 MB. Free memory was 45.2 MB in the beginning and 89.0 MB in the end (delta: -43.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:58,009 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 58.7 MB. Free memory is still 40.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 680.46 ms. Allocated memory was 58.7 MB in the beginning and 73.4 MB in the end (delta: 14.7 MB). Free memory was 36.2 MB in the beginning and 43.5 MB in the end (delta: -7.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 53.78 ms. Allocated memory is still 73.4 MB. Free memory was 43.3 MB in the beginning and 40.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 58.91 ms. Allocated memory is still 73.4 MB. Free memory was 40.8 MB in the beginning and 38.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2121.20 ms. Allocated memory is still 73.4 MB. Free memory was 38.9 MB in the beginning and 45.0 MB in the end (delta: -6.2 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4497.19 ms. Allocated memory was 73.4 MB in the beginning and 109.1 MB in the end (delta: 35.7 MB). Free memory was 44.6 MB in the beginning and 45.2 MB in the end (delta: -532.3 kB). Peak memory consumption was 35.1 MB. Max. memory is 16.1 GB. * Witness Printer took 95.05 ms. Allocated memory is still 109.1 MB. Free memory was 45.2 MB in the beginning and 89.0 MB in the end (delta: -43.8 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: 412]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 412]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 412]: 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: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 2bv32 == waterLevel) && 0bv32 == pumpRunning) && 2bv32 == \result) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(tmp, 4294967294bv32)) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 57 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 266 SDtfs, 217 SDslu, 286 SDs, 0 SdLazy, 76 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=78occurred 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, 41 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 24 PreInvPairs, 38 NumberOfFragments, 194 HoareAnnotationTreeSize, 24 FomulaSimplifications, 292 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 24 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 101 NumberOfCodeBlocks, 101 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 96 ConstructedInterpolants, 0 QuantifiedInterpolants, 5360 SizeOfPredicates, 7 NumberOfNonLiveVariables, 973 ConjunctsInSsa, 16 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...