./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product17.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_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/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_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/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_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/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 f109400e8916ff9eba13533e7575144e5f0c1404 ............................................................................................................................................ 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_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/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_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/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_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/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 f109400e8916ff9eba13533e7575144e5f0c1404 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 02:20:18,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:20:18,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:20:18,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:20:18,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:20:18,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:20:18,884 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:20:18,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:20:18,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:20:18,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:20:18,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:20:18,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:20:18,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:20:18,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:20:18,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:20:18,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:20:18,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:20:18,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:20:18,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:20:18,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:20:18,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:20:18,910 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:20:18,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:20:18,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:20:18,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:20:18,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:20:18,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:20:18,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:20:18,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:20:18,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:20:18,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:20:18,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:20:18,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:20:18,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:20:18,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:20:18,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:20:18,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:20:18,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:20:18,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:20:18,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:20:18,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:20:18,933 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:20:18,958 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:20:18,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:20:18,959 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:20:18,960 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:20:18,960 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:20:18,960 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:20:18,960 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:20:18,961 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:20:18,961 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:20:18,961 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:20:18,961 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:20:18,962 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:20:18,962 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:20:18,962 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:20:18,962 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:20:18,963 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:20:18,964 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:20:18,964 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:20:18,964 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:20:18,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:20:18,965 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:20:18,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:20:18,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:20:18,965 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:20:18,965 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:20:18,966 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:20:18,966 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:20:18,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:20:18,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:20:18,967 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:20:18,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:20:18,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:20:18,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:20:18,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:20:18,968 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:20:18,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:20:18,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:20:18,968 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:20:18,969 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:20:18,969 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_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f109400e8916ff9eba13533e7575144e5f0c1404 [2021-10-11 02:20:19,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:20:19,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:20:19,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:20:19,281 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:20:19,282 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:20:19,283 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c [2021-10-11 02:20:19,375 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI/data/8682da034/7cdea35f26134328a372556f56297075/FLAG67d57578a [2021-10-11 02:20:19,918 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:20:19,919 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c [2021-10-11 02:20:19,932 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI/data/8682da034/7cdea35f26134328a372556f56297075/FLAG67d57578a [2021-10-11 02:20:20,240 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI/data/8682da034/7cdea35f26134328a372556f56297075 [2021-10-11 02:20:20,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:20:20,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:20:20,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:20:20,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:20:20,251 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:20:20,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:20:20" (1/1) ... [2021-10-11 02:20:20,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53b72ecb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:20, skipping insertion in model container [2021-10-11 02:20:20,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:20:20" (1/1) ... [2021-10-11 02:20:20,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:20:20,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:20:20,560 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_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c[6078,6091] [2021-10-11 02:20:20,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:20:20,663 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 02:20:20,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c6f6676 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:20, skipping insertion in model container [2021-10-11 02:20:20,666 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:20:20,667 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:20:20,669 INFO L168 Benchmark]: Toolchain (without parser) took 422.39 ms. Allocated memory is still 98.6 MB. Free memory was 67.2 MB in the beginning and 74.2 MB in the end (delta: -7.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:20,671 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 79.7 MB. Free memory was 36.9 MB in the beginning and 36.8 MB in the end (delta: 42.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:20:20,673 INFO L168 Benchmark]: CACSL2BoogieTranslator took 419.46 ms. Allocated memory is still 98.6 MB. Free memory was 66.9 MB in the beginning and 74.2 MB in the end (delta: -7.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:20,675 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 79.7 MB. Free memory was 36.9 MB in the beginning and 36.8 MB in the end (delta: 42.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 419.46 ms. Allocated memory is still 98.6 MB. Free memory was 66.9 MB in the beginning and 74.2 MB in the end (delta: -7.3 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: 437]: 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 02:20:23,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:20:23,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:20:23,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:20:23,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:20:23,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:20:23,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:20:23,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:20:23,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:20:23,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:20:23,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:20:23,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:20:23,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:20:23,133 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:20:23,135 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:20:23,136 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:20:23,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:20:23,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:20:23,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:20:23,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:20:23,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:20:23,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:20:23,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:20:23,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:20:23,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:20:23,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:20:23,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:20:23,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:20:23,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:20:23,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:20:23,158 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:20:23,159 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:20:23,160 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:20:23,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:20:23,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:20:23,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:20:23,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:20:23,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:20:23,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:20:23,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:20:23,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:20:23,168 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:20:23,196 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:20:23,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:20:23,199 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:20:23,200 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:20:23,200 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:20:23,200 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:20:23,201 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:20:23,201 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:20:23,201 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:20:23,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:20:23,204 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:20:23,204 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:20:23,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:20:23,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:20:23,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:20:23,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:20:23,205 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:20:23,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:20:23,205 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:20:23,206 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:20:23,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:20:23,206 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:20:23,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:20:23,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:20:23,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:20:23,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:20:23,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:20:23,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:20:23,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:20:23,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:20:23,208 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:20:23,209 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:20:23,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:20:23,209 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:20:23,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:20:23,210 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_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f109400e8916ff9eba13533e7575144e5f0c1404 [2021-10-11 02:20:23,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:20:23,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:20:23,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:20:23,645 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:20:23,645 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:20:23,647 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c [2021-10-11 02:20:23,727 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI/data/6a42f0009/871534de275548cdbc107fd3ada011b6/FLAGa6298dcdd [2021-10-11 02:20:24,285 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:20:24,285 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c [2021-10-11 02:20:24,298 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI/data/6a42f0009/871534de275548cdbc107fd3ada011b6/FLAGa6298dcdd [2021-10-11 02:20:24,580 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI/data/6a42f0009/871534de275548cdbc107fd3ada011b6 [2021-10-11 02:20:24,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:20:24,586 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:20:24,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:20:24,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:20:24,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:20:24,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:20:24" (1/1) ... [2021-10-11 02:20:24,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38af5796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:24, skipping insertion in model container [2021-10-11 02:20:24,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:20:24" (1/1) ... [2021-10-11 02:20:24,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:20:24,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:20:24,934 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_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c[6078,6091] [2021-10-11 02:20:25,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:20:25,067 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:20:25,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:20:25,105 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_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c[6078,6091] [2021-10-11 02:20:25,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:20:25,175 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:20:25,233 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_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c[6078,6091] [2021-10-11 02:20:25,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:20:25,340 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:20:25,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:25 WrapperNode [2021-10-11 02:20:25,341 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:20:25,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:20:25,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:20:25,344 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:20:25,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:25" (1/1) ... [2021-10-11 02:20:25,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:25" (1/1) ... [2021-10-11 02:20:25,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:20:25,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:20:25,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:20:25,445 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:20:25,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:25" (1/1) ... [2021-10-11 02:20:25,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:25" (1/1) ... [2021-10-11 02:20:25,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:25" (1/1) ... [2021-10-11 02:20:25,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:25" (1/1) ... [2021-10-11 02:20:25,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:25" (1/1) ... [2021-10-11 02:20:25,502 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:25" (1/1) ... [2021-10-11 02:20:25,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:25" (1/1) ... [2021-10-11 02:20:25,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:20:25,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:20:25,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:20:25,520 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:20:25,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:25" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/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 02:20:25,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:20:25,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:20:25,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:20:25,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:20:27,940 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:20:27,940 INFO L299 CfgBuilder]: Removed 98 assume(true) statements. [2021-10-11 02:20:27,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:20:27 BoogieIcfgContainer [2021-10-11 02:20:27,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:20:27,958 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:20:27,958 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:20:27,961 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:20:27,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:20:24" (1/3) ... [2021-10-11 02:20:27,962 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67ab0ccd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:20:27, skipping insertion in model container [2021-10-11 02:20:27,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:20:25" (2/3) ... [2021-10-11 02:20:27,963 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67ab0ccd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:20:27, skipping insertion in model container [2021-10-11 02:20:27,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:20:27" (3/3) ... [2021-10-11 02:20:27,965 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product17.cil.c [2021-10-11 02:20:27,980 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:20:27,984 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:20:27,995 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:20:28,020 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:20:28,021 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:20:28,021 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:20:28,021 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:20:28,022 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:20:28,022 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:20:28,022 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:20:28,022 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:20:28,037 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states. [2021-10-11 02:20:28,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:20:28,044 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:28,044 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:20:28,045 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:28,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:28,051 INFO L82 PathProgramCache]: Analyzing trace with hash 1001432226, now seen corresponding path program 1 times [2021-10-11 02:20:28,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:28,064 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1152589745] [2021-10-11 02:20:28,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/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 02:20:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:28,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:20:28,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:28,380 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 02:20:28,380 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:20:28,381 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1152589745] [2021-10-11 02:20:28,382 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:28,382 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:20:28,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154444060] [2021-10-11 02:20:28,406 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:20:28,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:28,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:20:28,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:20:28,426 INFO L87 Difference]: Start difference. First operand 79 states. Second operand 2 states. [2021-10-11 02:20:28,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:28,465 INFO L93 Difference]: Finished difference Result 151 states and 228 transitions. [2021-10-11 02:20:28,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:20:28,467 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:20:28,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:28,479 INFO L225 Difference]: With dead ends: 151 [2021-10-11 02:20:28,480 INFO L226 Difference]: Without dead ends: 75 [2021-10-11 02:20:28,483 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 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 02:20:28,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-10-11 02:20:28,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-10-11 02:20:28,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2021-10-11 02:20:28,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 106 transitions. [2021-10-11 02:20:28,539 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 106 transitions. Word has length 18 [2021-10-11 02:20:28,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:28,540 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 106 transitions. [2021-10-11 02:20:28,540 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:20:28,540 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2021-10-11 02:20:28,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:20:28,542 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:28,542 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:20:28,742 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:20:28,743 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:28,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:28,744 INFO L82 PathProgramCache]: Analyzing trace with hash -434799197, now seen corresponding path program 1 times [2021-10-11 02:20:28,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:28,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [773424336] [2021-10-11 02:20:28,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/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 02:20:29,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:29,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:20:29,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:29,126 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 02:20:29,126 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:20:29,126 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [773424336] [2021-10-11 02:20:29,127 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:29,127 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:20:29,127 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130880508] [2021-10-11 02:20:29,128 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:20:29,128 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:29,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:20:29,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:20:29,130 INFO L87 Difference]: Start difference. First operand 75 states and 106 transitions. Second operand 3 states. [2021-10-11 02:20:29,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:29,141 INFO L93 Difference]: Finished difference Result 75 states and 106 transitions. [2021-10-11 02:20:29,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:20:29,142 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:20:29,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:29,142 INFO L225 Difference]: With dead ends: 75 [2021-10-11 02:20:29,143 INFO L226 Difference]: Without dead ends: 35 [2021-10-11 02:20:29,144 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 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 02:20:29,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-11 02:20:29,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-11 02:20:29,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2021-10-11 02:20:29,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2021-10-11 02:20:29,149 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2021-10-11 02:20:29,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:29,149 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2021-10-11 02:20:29,149 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:20:29,149 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2021-10-11 02:20:29,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:20:29,150 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:29,150 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 02:20:29,362 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:20:29,363 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:29,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:29,364 INFO L82 PathProgramCache]: Analyzing trace with hash -1568486346, now seen corresponding path program 1 times [2021-10-11 02:20:29,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:29,364 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [89906177] [2021-10-11 02:20:29,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/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 02:20:29,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:29,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:20:29,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:29,640 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 02:20:29,640 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:20:29,641 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [89906177] [2021-10-11 02:20:29,641 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:29,641 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:20:29,641 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920225375] [2021-10-11 02:20:29,642 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:20:29,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:29,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:20:29,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:20:29,643 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2021-10-11 02:20:29,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:29,651 INFO L93 Difference]: Finished difference Result 63 states and 91 transitions. [2021-10-11 02:20:29,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:20:29,652 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:20:29,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:29,653 INFO L225 Difference]: With dead ends: 63 [2021-10-11 02:20:29,653 INFO L226 Difference]: Without dead ends: 35 [2021-10-11 02:20:29,654 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 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 02:20:29,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-11 02:20:29,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-11 02:20:29,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2021-10-11 02:20:29,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions. [2021-10-11 02:20:29,663 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 24 [2021-10-11 02:20:29,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:29,664 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions. [2021-10-11 02:20:29,664 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:20:29,664 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2021-10-11 02:20:29,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:20:29,665 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:29,665 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, 1] [2021-10-11 02:20:29,865 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:20:29,866 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:29,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:29,866 INFO L82 PathProgramCache]: Analyzing trace with hash -1679469095, now seen corresponding path program 1 times [2021-10-11 02:20:29,868 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:29,869 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1577013945] [2021-10-11 02:20:29,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/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 02:20:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:30,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:20:30,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:30,165 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 02:20:30,166 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:20:30,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1577013945] [2021-10-11 02:20:30,166 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:30,167 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:20:30,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481854743] [2021-10-11 02:20:30,169 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:20:30,169 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:30,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:20:30,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:20:30,172 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand 5 states. [2021-10-11 02:20:30,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:30,325 INFO L93 Difference]: Finished difference Result 154 states and 228 transitions. [2021-10-11 02:20:30,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:20:30,326 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-10-11 02:20:30,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:30,333 INFO L225 Difference]: With dead ends: 154 [2021-10-11 02:20:30,333 INFO L226 Difference]: Without dead ends: 126 [2021-10-11 02:20:30,334 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 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 02:20:30,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2021-10-11 02:20:30,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 58. [2021-10-11 02:20:30,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2021-10-11 02:20:30,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 81 transitions. [2021-10-11 02:20:30,353 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 81 transitions. Word has length 25 [2021-10-11 02:20:30,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:30,353 INFO L481 AbstractCegarLoop]: Abstraction has 58 states and 81 transitions. [2021-10-11 02:20:30,354 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:20:30,354 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2021-10-11 02:20:30,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:20:30,355 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:20:30,355 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, 1, 1] [2021-10-11 02:20:30,569 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:20:30,569 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:20:30,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:20:30,570 INFO L82 PathProgramCache]: Analyzing trace with hash -1573698991, now seen corresponding path program 1 times [2021-10-11 02:20:30,570 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:20:30,570 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [863910095] [2021-10-11 02:20:30,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/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 02:20:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:20:30,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:20:30,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:20:30,833 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 02:20:30,834 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:20:30,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [863910095] [2021-10-11 02:20:30,834 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:20:30,835 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:20:30,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819048618] [2021-10-11 02:20:30,835 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:20:30,835 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:20:30,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:20:30,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:20:30,836 INFO L87 Difference]: Start difference. First operand 58 states and 81 transitions. Second operand 5 states. [2021-10-11 02:20:30,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:20:30,939 INFO L93 Difference]: Finished difference Result 150 states and 218 transitions. [2021-10-11 02:20:30,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:20:30,940 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2021-10-11 02:20:30,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:20:30,940 INFO L225 Difference]: With dead ends: 150 [2021-10-11 02:20:30,940 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:20:30,941 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 24 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 02:20:30,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:20:30,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:20:30,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:20:30,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:20:30,942 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-11 02:20:30,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:20:30,942 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:20:30,942 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:20:30,943 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:20:30,943 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:20:31,155 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:20:31,156 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:20:31,690 INFO L258 CegarLoopResult]: At program point L217(lines 216 235) 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 02:20:31,690 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 404) no Hoare annotation was computed. [2021-10-11 02:20:31,690 INFO L262 CegarLoopResult]: For program point L217-1(lines 217 223) no Hoare annotation was computed. [2021-10-11 02:20:31,690 INFO L262 CegarLoopResult]: For program point L151(lines 150 195) no Hoare annotation was computed. [2021-10-11 02:20:31,690 INFO L258 CegarLoopResult]: At program point L217-2(lines 216 235) the Hoare annotation is: false [2021-10-11 02:20:31,690 INFO L258 CegarLoopResult]: At program point L217-3(lines 216 235) the Hoare annotation is: false [2021-10-11 02:20:31,690 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:20:31,690 INFO L262 CegarLoopResult]: For program point L829(lines 829 833) no Hoare annotation was computed. [2021-10-11 02:20:31,690 INFO L262 CegarLoopResult]: For program point L796(lines 796 806) no Hoare annotation was computed. [2021-10-11 02:20:31,691 INFO L262 CegarLoopResult]: For program point L829-1(lines 217 223) no Hoare annotation was computed. [2021-10-11 02:20:31,691 INFO L262 CegarLoopResult]: For program point L796-2(lines 796 806) no Hoare annotation was computed. [2021-10-11 02:20:31,691 INFO L262 CegarLoopResult]: For program point L152(lines 152 156) no Hoare annotation was computed. [2021-10-11 02:20:31,691 INFO L262 CegarLoopResult]: For program point L796-4(lines 796 806) no Hoare annotation was computed. [2021-10-11 02:20:31,691 INFO L262 CegarLoopResult]: For program point L351(lines 351 355) no Hoare annotation was computed. [2021-10-11 02:20:31,691 INFO L262 CegarLoopResult]: For program point L351-2(lines 351 355) no Hoare annotation was computed. [2021-10-11 02:20:31,691 INFO L262 CegarLoopResult]: For program point L797(lines 797 803) no Hoare annotation was computed. [2021-10-11 02:20:31,691 INFO L262 CegarLoopResult]: For program point L351-3(lines 351 355) no Hoare annotation was computed. [2021-10-11 02:20:31,691 INFO L262 CegarLoopResult]: For program point L797-2(lines 797 803) no Hoare annotation was computed. [2021-10-11 02:20:31,691 INFO L262 CegarLoopResult]: For program point L186(lines 186 190) no Hoare annotation was computed. [2021-10-11 02:20:31,691 INFO L262 CegarLoopResult]: For program point L351-5(lines 351 355) no Hoare annotation was computed. [2021-10-11 02:20:31,691 INFO L262 CegarLoopResult]: For program point L351-6(lines 351 355) no Hoare annotation was computed. [2021-10-11 02:20:31,692 INFO L262 CegarLoopResult]: For program point L797-4(lines 797 803) no Hoare annotation was computed. [2021-10-11 02:20:31,692 INFO L262 CegarLoopResult]: For program point L186-2(lines 217 223) no Hoare annotation was computed. [2021-10-11 02:20:31,692 INFO L262 CegarLoopResult]: For program point L351-8(lines 351 355) no Hoare annotation was computed. [2021-10-11 02:20:31,692 INFO L258 CegarLoopResult]: At program point L302(lines 297 305) 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 02:20:31,692 INFO L258 CegarLoopResult]: At program point L781(lines 776 783) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:20:31,692 INFO L258 CegarLoopResult]: At program point L302-1(lines 297 305) the Hoare annotation is: false [2021-10-11 02:20:31,692 INFO L258 CegarLoopResult]: At program point L302-2(lines 297 305) the Hoare annotation is: false [2021-10-11 02:20:31,692 INFO L262 CegarLoopResult]: For program point L170(lines 170 176) no Hoare annotation was computed. [2021-10-11 02:20:31,692 INFO L258 CegarLoopResult]: At program point L170-1(lines 170 176) 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 02:20:31,693 INFO L262 CegarLoopResult]: For program point L897(lines 897 904) no Hoare annotation was computed. [2021-10-11 02:20:31,693 INFO L265 CegarLoopResult]: At program point L897-1(lines 897 904) the Hoare annotation is: true [2021-10-11 02:20:31,693 INFO L262 CegarLoopResult]: For program point L253(lines 253 261) no Hoare annotation was computed. [2021-10-11 02:20:31,693 INFO L262 CegarLoopResult]: For program point L253-1(lines 253 261) no Hoare annotation was computed. [2021-10-11 02:20:31,693 INFO L262 CegarLoopResult]: For program point L253-2(lines 253 261) no Hoare annotation was computed. [2021-10-11 02:20:31,693 INFO L262 CegarLoopResult]: For program point L55(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:20:31,693 INFO L262 CegarLoopResult]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:20:31,693 INFO L262 CegarLoopResult]: For program point L55-6(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:20:31,693 INFO L258 CegarLoopResult]: At program point L387(lines 1 909) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:20:31,693 INFO L262 CegarLoopResult]: For program point L404(line 404) no Hoare annotation was computed. [2021-10-11 02:20:31,693 INFO L262 CegarLoopResult]: For program point L404-1(line 404) no Hoare annotation was computed. [2021-10-11 02:20:31,693 INFO L262 CegarLoopResult]: For program point L404-2(line 404) no Hoare annotation was computed. [2021-10-11 02:20:31,694 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:20:31,694 INFO L258 CegarLoopResult]: At program point L224(lines 224 230) 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 02:20:31,694 INFO L258 CegarLoopResult]: At program point L224-1(lines 224 230) the Hoare annotation is: false [2021-10-11 02:20:31,694 INFO L258 CegarLoopResult]: At program point L224-2(lines 224 230) the Hoare annotation is: false [2021-10-11 02:20:31,694 INFO L258 CegarLoopResult]: At program point L92(lines 87 95) 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 02:20:31,694 INFO L258 CegarLoopResult]: At program point L92-1(lines 87 95) the Hoare annotation is: false [2021-10-11 02:20:31,694 INFO L258 CegarLoopResult]: At program point L92-2(lines 87 95) the Hoare annotation is: false [2021-10-11 02:20:31,694 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 404) no Hoare annotation was computed. [2021-10-11 02:20:31,694 INFO L258 CegarLoopResult]: At program point L357(lines 342 360) the Hoare annotation is: false [2021-10-11 02:20:31,695 INFO L258 CegarLoopResult]: At program point L357-1(lines 342 360) the Hoare annotation is: false [2021-10-11 02:20:31,695 INFO L258 CegarLoopResult]: At program point L357-2(lines 342 360) the Hoare annotation is: false [2021-10-11 02:20:31,695 INFO L262 CegarLoopResult]: For program point L160(lines 160 166) no Hoare annotation was computed. [2021-10-11 02:20:31,695 INFO L258 CegarLoopResult]: At program point L160-1(lines 160 166) 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 02:20:31,695 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:20:31,695 INFO L262 CegarLoopResult]: For program point L79(lines 79 83) no Hoare annotation was computed. [2021-10-11 02:20:31,695 INFO L265 CegarLoopResult]: At program point L906(lines 887 909) the Hoare annotation is: true [2021-10-11 02:20:31,695 INFO L258 CegarLoopResult]: At program point L873(lines 869 875) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:20:31,695 INFO L258 CegarLoopResult]: At program point L196(lines 149 197) the Hoare annotation is: false [2021-10-11 02:20:31,695 INFO L262 CegarLoopResult]: For program point L180(lines 180 191) no Hoare annotation was computed. [2021-10-11 02:20:31,696 INFO L258 CegarLoopResult]: At program point L395(lines 390 398) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:20:31,696 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:20:31,696 INFO L262 CegarLoopResult]: For program point L792(lines 792 809) no Hoare annotation was computed. [2021-10-11 02:20:31,696 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 404) no Hoare annotation was computed. [2021-10-11 02:20:31,696 INFO L258 CegarLoopResult]: At program point L792-1(lines 1 909) 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 02:20:31,696 INFO L258 CegarLoopResult]: At program point L825-2(lines 825 839) the Hoare annotation is: false [2021-10-11 02:20:31,696 INFO L262 CegarLoopResult]: For program point L792-2(lines 792 809) no Hoare annotation was computed. [2021-10-11 02:20:31,696 INFO L258 CegarLoopResult]: At program point L792-3(lines 1 909) the Hoare annotation is: false [2021-10-11 02:20:31,696 INFO L262 CegarLoopResult]: For program point L792-4(lines 792 809) no Hoare annotation was computed. [2021-10-11 02:20:31,697 INFO L258 CegarLoopResult]: At program point L792-5(lines 1 909) the Hoare annotation is: false [2021-10-11 02:20:31,697 INFO L262 CegarLoopResult]: For program point L826(line 826) no Hoare annotation was computed. [2021-10-11 02:20:31,697 INFO L258 CegarLoopResult]: At program point L133(lines 128 136) the Hoare annotation is: false [2021-10-11 02:20:31,697 INFO L258 CegarLoopResult]: At program point L133-1(lines 128 136) the Hoare annotation is: false [2021-10-11 02:20:31,697 INFO L262 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-11 02:20:31,697 INFO L258 CegarLoopResult]: At program point L133-2(lines 128 136) the Hoare annotation is: false [2021-10-11 02:20:31,697 INFO L262 CegarLoopResult]: For program point L249(lines 249 266) no Hoare annotation was computed. [2021-10-11 02:20:31,697 INFO L262 CegarLoopResult]: For program point L249-1(lines 249 266) no Hoare annotation was computed. [2021-10-11 02:20:31,697 INFO L262 CegarLoopResult]: For program point L249-2(lines 249 266) no Hoare annotation was computed. [2021-10-11 02:20:31,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:20:31 BoogieIcfgContainer [2021-10-11 02:20:31,715 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:20:31,715 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:20:31,715 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:20:31,716 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:20:31,716 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:20:27" (3/4) ... [2021-10-11 02:20:31,719 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:20:31,745 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:20:31,748 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:20:31,749 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:20:31,750 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:20:31,750 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:20:31,751 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:20:31,752 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:20:31,785 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:20:31,835 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b4f36d1-753c-4e8e-b8f0-d71b93e52d1a/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:20:31,835 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:20:31,837 INFO L168 Benchmark]: Toolchain (without parser) took 7249.62 ms. Allocated memory was 54.5 MB in the beginning and 86.0 MB in the end (delta: 31.5 MB). Free memory was 31.8 MB in the beginning and 36.7 MB in the end (delta: -4.8 MB). Peak memory consumption was 24.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:31,837 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 54.5 MB. Free memory is still 36.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:20:31,838 INFO L168 Benchmark]: CACSL2BoogieTranslator took 752.80 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 31.6 MB in the beginning and 37.2 MB in the end (delta: -5.6 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:31,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.91 ms. Allocated memory is still 69.2 MB. Free memory was 37.0 MB in the beginning and 34.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:31,838 INFO L168 Benchmark]: Boogie Preprocessor took 84.13 ms. Allocated memory is still 69.2 MB. Free memory was 34.2 MB in the beginning and 50.3 MB in the end (delta: -16.1 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:31,839 INFO L168 Benchmark]: RCFGBuilder took 2423.58 ms. Allocated memory is still 69.2 MB. Free memory was 50.3 MB in the beginning and 29.6 MB in the end (delta: 20.8 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:31,839 INFO L168 Benchmark]: TraceAbstraction took 3757.30 ms. Allocated memory is still 86.0 MB. Free memory was 66.6 MB in the beginning and 43.5 MB in the end (delta: 23.1 MB). Peak memory consumption was 41.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:31,840 INFO L168 Benchmark]: Witness Printer took 119.99 ms. Allocated memory is still 86.0 MB. Free memory was 43.5 MB in the beginning and 36.7 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:20:31,842 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 54.5 MB. Free memory is still 36.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 752.80 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 31.6 MB in the beginning and 37.2 MB in the end (delta: -5.6 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.91 ms. Allocated memory is still 69.2 MB. Free memory was 37.0 MB in the beginning and 34.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 84.13 ms. Allocated memory is still 69.2 MB. Free memory was 34.2 MB in the beginning and 50.3 MB in the end (delta: -16.1 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2423.58 ms. Allocated memory is still 69.2 MB. Free memory was 50.3 MB in the beginning and 29.6 MB in the end (delta: 20.8 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3757.30 ms. Allocated memory is still 86.0 MB. Free memory was 66.6 MB in the beginning and 43.5 MB in the end (delta: 23.1 MB). Peak memory consumption was 41.0 MB. Max. memory is 16.1 GB. * Witness Printer took 119.99 ms. Allocated memory is still 86.0 MB. Free memory was 43.5 MB in the beginning and 36.7 MB in the end (delta: 6.9 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: 404]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 404]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 404]: 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: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 87]: 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: 825]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 79 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 328 SDtfs, 299 SDslu, 294 SDs, 0 SdLazy, 41 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 115 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred 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, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 66 NumberOfFragments, 155 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1023 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 31 FomulaSimplificationsInter, 170 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 5197 SizeOfPredicates, 7 NumberOfNonLiveVariables, 988 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...