./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product13.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_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/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_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/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_98dae2d1-a6de-428b-8beb-ebce0defc14d/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 064e28b4ed1e0fa289bf741887467e59793fab1f ............................................................................................................................................ 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_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/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_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/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_98dae2d1-a6de-428b-8beb-ebce0defc14d/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 064e28b4ed1e0fa289bf741887467e59793fab1f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:29:49,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:29:49,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:29:49,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:29:49,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:29:49,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:29:49,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:29:49,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:29:49,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:29:49,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:29:49,939 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:29:49,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:29:49,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:29:49,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:29:49,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:29:49,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:29:49,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:29:49,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:29:49,967 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:29:49,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:29:49,977 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:29:49,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:29:49,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:29:49,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:29:49,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:29:49,992 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:29:49,992 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:29:49,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:29:49,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:29:49,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:29:49,997 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:29:49,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:29:50,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:29:50,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:29:50,003 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:29:50,003 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:29:50,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:29:50,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:29:50,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:29:50,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:29:50,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:29:50,008 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:29:50,056 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:29:50,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:29:50,058 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:29:50,058 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:29:50,058 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:29:50,058 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:29:50,059 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:29:50,059 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:29:50,059 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:29:50,059 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:29:50,060 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:29:50,061 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:29:50,061 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:29:50,061 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:29:50,061 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:29:50,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:29:50,062 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:29:50,063 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:29:50,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:29:50,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:29:50,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:29:50,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:29:50,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:29:50,064 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:29:50,064 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:29:50,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:29:50,064 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:29:50,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:29:50,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:29:50,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:29:50,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:50,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:29:50,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:29:50,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:29:50,068 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:29:50,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:29:50,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:29:50,069 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:29:50,069 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:29:50,069 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_98dae2d1-a6de-428b-8beb-ebce0defc14d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 064e28b4ed1e0fa289bf741887467e59793fab1f [2021-10-11 02:29:50,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:29:50,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:29:50,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:29:50,440 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:29:50,442 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:29:50,443 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c [2021-10-11 02:29:50,514 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI/data/f843b24a9/2d51a2c6985a4059a651960ec748ed72/FLAG3d7894c5e [2021-10-11 02:29:51,022 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:29:51,022 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c [2021-10-11 02:29:51,036 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI/data/f843b24a9/2d51a2c6985a4059a651960ec748ed72/FLAG3d7894c5e [2021-10-11 02:29:51,340 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI/data/f843b24a9/2d51a2c6985a4059a651960ec748ed72 [2021-10-11 02:29:51,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:29:51,344 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:29:51,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:51,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:29:51,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:29:51,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:51" (1/1) ... [2021-10-11 02:29:51,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3539a545 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:51, skipping insertion in model container [2021-10-11 02:29:51,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:51" (1/1) ... [2021-10-11 02:29:51,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:29:51,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:51,657 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_98dae2d1-a6de-428b-8beb-ebce0defc14d/sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c[12170,12183] [2021-10-11 02:29:51,693 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:51,705 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 02:29:51,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61c2d36c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:51, skipping insertion in model container [2021-10-11 02:29:51,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:51,706 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:29:51,709 INFO L168 Benchmark]: Toolchain (without parser) took 363.38 ms. Allocated memory is still 94.4 MB. Free memory was 65.9 MB in the beginning and 67.5 MB in the end (delta: -1.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:51,709 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 94.4 MB. Free memory is still 51.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:29:51,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 360.62 ms. Allocated memory is still 94.4 MB. Free memory was 65.7 MB in the beginning and 67.5 MB in the end (delta: -1.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:51,715 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 94.4 MB. Free memory is still 51.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 360.62 ms. Allocated memory is still 94.4 MB. Free memory was 65.7 MB in the beginning and 67.5 MB in the end (delta: -1.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 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 02:29:54,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:29:54,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:29:54,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:29:54,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:29:54,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:29:54,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:29:54,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:29:54,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:29:54,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:29:54,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:29:54,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:29:54,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:29:54,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:29:54,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:29:54,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:29:54,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:29:54,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:29:54,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:29:54,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:29:54,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:29:54,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:29:54,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:29:54,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:29:54,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:29:54,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:29:54,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:29:54,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:29:54,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:29:54,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:29:54,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:29:54,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:29:54,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:29:54,163 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:29:54,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:29:54,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:29:54,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:29:54,166 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:29:54,166 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:29:54,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:29:54,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:29:54,169 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:29:54,229 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:29:54,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:29:54,231 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:29:54,231 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:29:54,231 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:29:54,231 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:29:54,232 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:29:54,232 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:29:54,232 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:29:54,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:29:54,235 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:29:54,235 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:29:54,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:29:54,236 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:29:54,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:29:54,236 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:29:54,236 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:29:54,237 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:29:54,237 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:29:54,237 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:29:54,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:29:54,238 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:29:54,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:29:54,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:29:54,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:29:54,239 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:29:54,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:54,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:29:54,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:29:54,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:29:54,240 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:29:54,241 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:54,241 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:29:54,241 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:29:54,242 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:29:54,242 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_98dae2d1-a6de-428b-8beb-ebce0defc14d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 064e28b4ed1e0fa289bf741887467e59793fab1f [2021-10-11 02:29:54,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:29:54,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:29:54,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:29:54,683 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:29:54,684 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:29:54,686 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c [2021-10-11 02:29:54,752 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI/data/c20983a11/0ea4e7d1cc3b444a9cdbce01a63a103b/FLAG4fd97591b [2021-10-11 02:29:55,346 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:29:55,347 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c [2021-10-11 02:29:55,369 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI/data/c20983a11/0ea4e7d1cc3b444a9cdbce01a63a103b/FLAG4fd97591b [2021-10-11 02:29:55,647 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI/data/c20983a11/0ea4e7d1cc3b444a9cdbce01a63a103b [2021-10-11 02:29:55,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:29:55,652 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:29:55,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:55,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:29:55,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:29:55,660 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:55" (1/1) ... [2021-10-11 02:29:55,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d7f7ebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:55, skipping insertion in model container [2021-10-11 02:29:55,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:55" (1/1) ... [2021-10-11 02:29:55,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:29:55,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:56,079 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_98dae2d1-a6de-428b-8beb-ebce0defc14d/sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c[12170,12183] [2021-10-11 02:29:56,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:56,140 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:29:56,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:56,217 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_98dae2d1-a6de-428b-8beb-ebce0defc14d/sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c[12170,12183] [2021-10-11 02:29:56,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:56,249 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:29:56,316 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_98dae2d1-a6de-428b-8beb-ebce0defc14d/sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c[12170,12183] [2021-10-11 02:29:56,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:56,382 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:29:56,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:56 WrapperNode [2021-10-11 02:29:56,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:56,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:29:56,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:29:56,385 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:29:56,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:56" (1/1) ... [2021-10-11 02:29:56,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:56" (1/1) ... [2021-10-11 02:29:56,452 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:29:56,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:29:56,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:29:56,453 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:29:56,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:56" (1/1) ... [2021-10-11 02:29:56,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:56" (1/1) ... [2021-10-11 02:29:56,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:56" (1/1) ... [2021-10-11 02:29:56,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:56" (1/1) ... [2021-10-11 02:29:56,478 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:56" (1/1) ... [2021-10-11 02:29:56,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:56" (1/1) ... [2021-10-11 02:29:56,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:56" (1/1) ... [2021-10-11 02:29:56,493 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:29:56,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:29:56,494 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:29:56,494 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:29:56,495 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:56" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/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 02:29:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:29:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:29:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:29:56,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:29:58,899 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:29:58,900 INFO L299 CfgBuilder]: Removed 96 assume(true) statements. [2021-10-11 02:29:58,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:58 BoogieIcfgContainer [2021-10-11 02:29:58,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:29:58,904 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:29:58,904 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:29:58,907 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:29:58,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:29:55" (1/3) ... [2021-10-11 02:29:58,908 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d459e79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:29:58, skipping insertion in model container [2021-10-11 02:29:58,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:56" (2/3) ... [2021-10-11 02:29:58,909 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d459e79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:29:58, skipping insertion in model container [2021-10-11 02:29:58,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:58" (3/3) ... [2021-10-11 02:29:58,910 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product13.cil.c [2021-10-11 02:29:58,924 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:29:58,927 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:29:58,938 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:29:58,973 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:29:58,974 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:29:58,974 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:29:58,974 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:29:58,974 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:29:58,974 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:29:58,975 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:29:58,975 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:29:58,992 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2021-10-11 02:29:58,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:29:58,998 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:58,999 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:59,000 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:59,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:59,004 INFO L82 PathProgramCache]: Analyzing trace with hash -196866246, now seen corresponding path program 1 times [2021-10-11 02:29:59,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:59,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1061777507] [2021-10-11 02:29:59,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/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 02:29:59,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:59,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:29:59,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:59,419 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 02:29:59,419 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:59,420 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1061777507] [2021-10-11 02:29:59,421 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:59,421 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:29:59,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139030609] [2021-10-11 02:29:59,426 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:29:59,427 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:59,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:29:59,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:29:59,442 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 2 states. [2021-10-11 02:29:59,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:59,466 INFO L93 Difference]: Finished difference Result 132 states and 197 transitions. [2021-10-11 02:29:59,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:29:59,468 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:29:59,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:59,484 INFO L225 Difference]: With dead ends: 132 [2021-10-11 02:29:59,485 INFO L226 Difference]: Without dead ends: 65 [2021-10-11 02:29:59,488 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 02:29:59,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2021-10-11 02:29:59,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2021-10-11 02:29:59,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2021-10-11 02:29:59,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 90 transitions. [2021-10-11 02:29:59,541 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 90 transitions. Word has length 16 [2021-10-11 02:29:59,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:59,542 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 90 transitions. [2021-10-11 02:29:59,542 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:29:59,542 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2021-10-11 02:29:59,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:29:59,544 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:59,544 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 02:29:59,760 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:29:59,760 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:59,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:59,761 INFO L82 PathProgramCache]: Analyzing trace with hash -1243623143, now seen corresponding path program 1 times [2021-10-11 02:29:59,762 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:59,762 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [693868959] [2021-10-11 02:29:59,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/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 02:29:59,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:59,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:29:59,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:00,013 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 02:30:00,013 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:00,014 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [693868959] [2021-10-11 02:30:00,014 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:00,014 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:30:00,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558997479] [2021-10-11 02:30:00,016 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:30:00,016 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:00,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:30:00,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:00,019 INFO L87 Difference]: Start difference. First operand 65 states and 90 transitions. Second operand 3 states. [2021-10-11 02:30:00,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:00,040 INFO L93 Difference]: Finished difference Result 65 states and 90 transitions. [2021-10-11 02:30:00,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:30:00,042 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:30:00,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:00,043 INFO L225 Difference]: With dead ends: 65 [2021-10-11 02:30:00,044 INFO L226 Difference]: Without dead ends: 31 [2021-10-11 02:30:00,045 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 02:30:00,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-10-11 02:30:00,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-10-11 02:30:00,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2021-10-11 02:30:00,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2021-10-11 02:30:00,056 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 17 [2021-10-11 02:30:00,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:00,058 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2021-10-11 02:30:00,059 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:30:00,059 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2021-10-11 02:30:00,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:30:00,060 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:00,061 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 02:30:00,279 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:30:00,279 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:00,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:00,280 INFO L82 PathProgramCache]: Analyzing trace with hash -1744986874, now seen corresponding path program 1 times [2021-10-11 02:30:00,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:00,281 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1728188761] [2021-10-11 02:30:00,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/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 02:30:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:00,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:30:00,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:00,540 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 02:30:00,540 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:00,547 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1728188761] [2021-10-11 02:30:00,547 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:00,547 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:30:00,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224120551] [2021-10-11 02:30:00,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:30:00,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:00,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:30:00,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:00,552 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 3 states. [2021-10-11 02:30:00,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:00,565 INFO L93 Difference]: Finished difference Result 56 states and 80 transitions. [2021-10-11 02:30:00,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:30:00,566 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:30:00,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:00,569 INFO L225 Difference]: With dead ends: 56 [2021-10-11 02:30:00,569 INFO L226 Difference]: Without dead ends: 31 [2021-10-11 02:30:00,569 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:00,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-10-11 02:30:00,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-10-11 02:30:00,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2021-10-11 02:30:00,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2021-10-11 02:30:00,578 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 22 [2021-10-11 02:30:00,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:00,578 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2021-10-11 02:30:00,578 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:30:00,578 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2021-10-11 02:30:00,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 02:30:00,579 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:00,579 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 02:30:00,796 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:30:00,797 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:00,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:00,797 INFO L82 PathProgramCache]: Analyzing trace with hash 75210305, now seen corresponding path program 1 times [2021-10-11 02:30:00,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:00,798 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1261208167] [2021-10-11 02:30:00,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/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 02:30:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:00,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:30:00,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:01,030 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 02:30:01,030 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:01,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1261208167] [2021-10-11 02:30:01,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:01,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:30:01,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870281580] [2021-10-11 02:30:01,032 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:01,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:01,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:01,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:30:01,036 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand 5 states. [2021-10-11 02:30:01,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:01,194 INFO L93 Difference]: Finished difference Result 132 states and 195 transitions. [2021-10-11 02:30:01,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:30:01,194 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-10-11 02:30:01,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:01,196 INFO L225 Difference]: With dead ends: 132 [2021-10-11 02:30:01,196 INFO L226 Difference]: Without dead ends: 107 [2021-10-11 02:30:01,197 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:30:01,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-11 02:30:01,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 52. [2021-10-11 02:30:01,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2021-10-11 02:30:01,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 72 transitions. [2021-10-11 02:30:01,207 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 72 transitions. Word has length 23 [2021-10-11 02:30:01,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:01,208 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 72 transitions. [2021-10-11 02:30:01,208 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:01,208 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2021-10-11 02:30:01,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:30:01,209 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:01,209 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:01,425 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:30:01,426 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:01,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:01,426 INFO L82 PathProgramCache]: Analyzing trace with hash 2028068683, now seen corresponding path program 1 times [2021-10-11 02:30:01,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:01,427 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [48250160] [2021-10-11 02:30:01,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/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 02:30:01,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:01,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:30:01,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:01,653 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 02:30:01,653 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:01,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [48250160] [2021-10-11 02:30:01,654 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:01,654 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:30:01,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563055227] [2021-10-11 02:30:01,654 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:01,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:01,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:01,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:30:01,655 INFO L87 Difference]: Start difference. First operand 52 states and 72 transitions. Second operand 5 states. [2021-10-11 02:30:01,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:01,746 INFO L93 Difference]: Finished difference Result 144 states and 209 transitions. [2021-10-11 02:30:01,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:30:01,746 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 02:30:01,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:01,747 INFO L225 Difference]: With dead ends: 144 [2021-10-11 02:30:01,747 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:30:01,748 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:30:01,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:30:01,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:30:01,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:30:01,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:30:01,749 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-10-11 02:30:01,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:01,749 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:30:01,749 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:01,749 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:30:01,749 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:30:01,969 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:30:01,971 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:30:02,454 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 498) no Hoare annotation was computed. [2021-10-11 02:30:02,455 INFO L262 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2021-10-11 02:30:02,455 INFO L262 CegarLoopResult]: For program point L498-1(line 498) no Hoare annotation was computed. [2021-10-11 02:30:02,455 INFO L262 CegarLoopResult]: For program point L432(lines 432 436) no Hoare annotation was computed. [2021-10-11 02:30:02,455 INFO L262 CegarLoopResult]: For program point L498-2(line 498) no Hoare annotation was computed. [2021-10-11 02:30:02,456 INFO L262 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2021-10-11 02:30:02,456 INFO L262 CegarLoopResult]: For program point L713-2(lines 741 747) no Hoare annotation was computed. [2021-10-11 02:30:02,456 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:30:02,457 INFO L262 CegarLoopResult]: For program point L697(lines 697 703) no Hoare annotation was computed. [2021-10-11 02:30:02,457 INFO L258 CegarLoopResult]: At program point L697-1(lines 697 703) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:02,458 INFO L258 CegarLoopResult]: At program point L748(lines 748 754) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:02,458 INFO L258 CegarLoopResult]: At program point L748-1(lines 748 754) the Hoare annotation is: false [2021-10-11 02:30:02,458 INFO L258 CegarLoopResult]: At program point L748-2(lines 748 754) the Hoare annotation is: false [2021-10-11 02:30:02,458 INFO L262 CegarLoopResult]: For program point L649(lines 649 662) no Hoare annotation was computed. [2021-10-11 02:30:02,458 INFO L258 CegarLoopResult]: At program point L649-1(lines 1 882) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:02,458 INFO L262 CegarLoopResult]: For program point L649-2(lines 649 662) no Hoare annotation was computed. [2021-10-11 02:30:02,460 INFO L258 CegarLoopResult]: At program point L649-3(lines 1 882) the Hoare annotation is: false [2021-10-11 02:30:02,461 INFO L262 CegarLoopResult]: For program point L649-4(lines 649 662) no Hoare annotation was computed. [2021-10-11 02:30:02,461 INFO L258 CegarLoopResult]: At program point L649-5(lines 1 882) the Hoare annotation is: false [2021-10-11 02:30:02,461 INFO L262 CegarLoopResult]: For program point L420(lines 420 424) no Hoare annotation was computed. [2021-10-11 02:30:02,461 INFO L262 CegarLoopResult]: For program point L420-3(lines 420 424) no Hoare annotation was computed. [2021-10-11 02:30:02,461 INFO L262 CegarLoopResult]: For program point L420-6(lines 420 424) no Hoare annotation was computed. [2021-10-11 02:30:02,461 INFO L265 CegarLoopResult]: At program point L635(lines 616 638) the Hoare annotation is: true [2021-10-11 02:30:02,462 INFO L258 CegarLoopResult]: At program point L602(lines 598 604) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:02,462 INFO L258 CegarLoopResult]: At program point L536(lines 531 539) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:02,462 INFO L258 CegarLoopResult]: At program point L553-2(lines 553 567) the Hoare annotation is: false [2021-10-11 02:30:02,463 INFO L258 CegarLoopResult]: At program point L834(lines 827 837) the Hoare annotation is: false [2021-10-11 02:30:02,463 INFO L258 CegarLoopResult]: At program point L834-1(lines 827 837) the Hoare annotation is: false [2021-10-11 02:30:02,463 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:30:02,463 INFO L258 CegarLoopResult]: At program point L834-2(lines 827 837) the Hoare annotation is: false [2021-10-11 02:30:02,463 INFO L262 CegarLoopResult]: For program point L653(lines 653 659) no Hoare annotation was computed. [2021-10-11 02:30:02,463 INFO L262 CegarLoopResult]: For program point L653-2(lines 653 659) no Hoare annotation was computed. [2021-10-11 02:30:02,463 INFO L262 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2021-10-11 02:30:02,464 INFO L262 CegarLoopResult]: For program point L653-4(lines 653 659) no Hoare annotation was computed. [2021-10-11 02:30:02,464 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 498) no Hoare annotation was computed. [2021-10-11 02:30:02,464 INFO L262 CegarLoopResult]: For program point L687(lines 687 693) no Hoare annotation was computed. [2021-10-11 02:30:02,464 INFO L258 CegarLoopResult]: At program point L687-1(lines 687 693) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:02,464 INFO L258 CegarLoopResult]: At program point L457(lines 452 460) the Hoare annotation is: false [2021-10-11 02:30:02,464 INFO L258 CegarLoopResult]: At program point L457-1(lines 452 460) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:02,465 INFO L258 CegarLoopResult]: At program point L457-2(lines 452 460) the Hoare annotation is: false [2021-10-11 02:30:02,465 INFO L258 CegarLoopResult]: At program point L457-3(lines 452 460) the Hoare annotation is: false [2021-10-11 02:30:02,465 INFO L258 CegarLoopResult]: At program point L457-4(lines 452 460) the Hoare annotation is: false [2021-10-11 02:30:02,465 INFO L258 CegarLoopResult]: At program point L457-5(lines 452 460) the Hoare annotation is: false [2021-10-11 02:30:02,465 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:30:02,465 INFO L262 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2021-10-11 02:30:02,466 INFO L262 CegarLoopResult]: For program point L557-1(lines 741 747) no Hoare annotation was computed. [2021-10-11 02:30:02,466 INFO L258 CegarLoopResult]: At program point L723(lines 676 724) the Hoare annotation is: false [2021-10-11 02:30:02,466 INFO L262 CegarLoopResult]: For program point L773(lines 773 790) no Hoare annotation was computed. [2021-10-11 02:30:02,466 INFO L262 CegarLoopResult]: For program point L773-1(lines 773 790) no Hoare annotation was computed. [2021-10-11 02:30:02,466 INFO L262 CegarLoopResult]: For program point L707(lines 707 718) no Hoare annotation was computed. [2021-10-11 02:30:02,466 INFO L262 CegarLoopResult]: For program point L773-2(lines 773 790) no Hoare annotation was computed. [2021-10-11 02:30:02,466 INFO L258 CegarLoopResult]: At program point L741(lines 740 759) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:02,467 INFO L262 CegarLoopResult]: For program point L741-1(lines 741 747) no Hoare annotation was computed. [2021-10-11 02:30:02,467 INFO L258 CegarLoopResult]: At program point L741-2(lines 740 759) the Hoare annotation is: false [2021-10-11 02:30:02,467 INFO L258 CegarLoopResult]: At program point L741-3(lines 740 759) the Hoare annotation is: false [2021-10-11 02:30:02,467 INFO L262 CegarLoopResult]: For program point L444(lines 444 448) no Hoare annotation was computed. [2021-10-11 02:30:02,467 INFO L262 CegarLoopResult]: For program point L626(lines 626 633) no Hoare annotation was computed. [2021-10-11 02:30:02,467 INFO L265 CegarLoopResult]: At program point L626-1(lines 626 633) the Hoare annotation is: true [2021-10-11 02:30:02,467 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:30:02,468 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 498) no Hoare annotation was computed. [2021-10-11 02:30:02,468 INFO L258 CegarLoopResult]: At program point L528(lines 1 882) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:02,468 INFO L258 CegarLoopResult]: At program point L843(lines 838 846) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:02,469 INFO L258 CegarLoopResult]: At program point L843-1(lines 838 846) the Hoare annotation is: false [2021-10-11 02:30:02,469 INFO L262 CegarLoopResult]: For program point L777(lines 777 785) no Hoare annotation was computed. [2021-10-11 02:30:02,470 INFO L258 CegarLoopResult]: At program point L843-2(lines 838 846) the Hoare annotation is: false [2021-10-11 02:30:02,470 INFO L262 CegarLoopResult]: For program point L777-1(lines 777 785) no Hoare annotation was computed. [2021-10-11 02:30:02,470 INFO L262 CegarLoopResult]: For program point L777-2(lines 777 785) no Hoare annotation was computed. [2021-10-11 02:30:02,470 INFO L262 CegarLoopResult]: For program point L678(lines 677 722) no Hoare annotation was computed. [2021-10-11 02:30:02,470 INFO L262 CegarLoopResult]: For program point L679(lines 679 683) no Hoare annotation was computed. [2021-10-11 02:30:02,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:30:02 BoogieIcfgContainer [2021-10-11 02:30:02,514 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:30:02,515 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:30:02,515 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:30:02,515 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:30:02,516 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:58" (3/4) ... [2021-10-11 02:30:02,519 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:30:02,544 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:30:02,545 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:30:02,546 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:30:02,546 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:30:02,547 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:30:02,548 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:30:02,548 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:30:02,575 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:30:02,626 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dae2d1-a6de-428b-8beb-ebce0defc14d/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:30:02,626 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:30:02,628 INFO L168 Benchmark]: Toolchain (without parser) took 6975.64 ms. Allocated memory was 54.5 MB in the beginning and 98.6 MB in the end (delta: 44.0 MB). Free memory was 32.7 MB in the beginning and 49.0 MB in the end (delta: -16.4 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:02,629 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 54.5 MB. Free memory was 35.5 MB in the beginning and 35.5 MB in the end (delta: 46.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:02,629 INFO L168 Benchmark]: CACSL2BoogieTranslator took 728.06 ms. Allocated memory was 54.5 MB in the beginning and 81.8 MB in the end (delta: 27.3 MB). Free memory was 32.5 MB in the beginning and 48.5 MB in the end (delta: -16.0 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:02,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.09 ms. Allocated memory is still 81.8 MB. Free memory was 48.5 MB in the beginning and 45.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:02,630 INFO L168 Benchmark]: Boogie Preprocessor took 40.28 ms. Allocated memory is still 81.8 MB. Free memory was 45.6 MB in the beginning and 43.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:02,630 INFO L168 Benchmark]: RCFGBuilder took 2408.78 ms. Allocated memory is still 81.8 MB. Free memory was 43.5 MB in the beginning and 41.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:02,631 INFO L168 Benchmark]: TraceAbstraction took 3610.23 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 41.0 MB in the beginning and 55.3 MB in the end (delta: -14.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:02,631 INFO L168 Benchmark]: Witness Printer took 111.95 ms. Allocated memory is still 98.6 MB. Free memory was 55.3 MB in the beginning and 49.0 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:02,634 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 54.5 MB. Free memory was 35.5 MB in the beginning and 35.5 MB in the end (delta: 46.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 728.06 ms. Allocated memory was 54.5 MB in the beginning and 81.8 MB in the end (delta: 27.3 MB). Free memory was 32.5 MB in the beginning and 48.5 MB in the end (delta: -16.0 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 67.09 ms. Allocated memory is still 81.8 MB. Free memory was 48.5 MB in the beginning and 45.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 40.28 ms. Allocated memory is still 81.8 MB. Free memory was 45.6 MB in the beginning and 43.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2408.78 ms. Allocated memory is still 81.8 MB. Free memory was 43.5 MB in the beginning and 41.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3610.23 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 41.0 MB in the beginning and 55.3 MB in the end (delta: -14.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 16.1 GB. * Witness Printer took 111.95 ms. Allocated memory is still 98.6 MB. Free memory was 55.3 MB in the beginning and 49.0 MB in the end (delta: 6.3 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: 498]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 498]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 498]: 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: 452]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 452]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 452]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 452]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 452]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 452]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 69 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 286 SDtfs, 278 SDslu, 233 SDs, 0 SdLazy, 53 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 105 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, 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, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 65 NumberOfFragments, 143 HoareAnnotationTreeSize, 30 FomulaSimplifications, 1170 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 30 FomulaSimplificationsInter, 68 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4417 SizeOfPredicates, 7 NumberOfNonLiveVariables, 973 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...