./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product24.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_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/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_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/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_323f97c4-3fbd-44c7-99a6-853b63e99838/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 e5bb50ae68610f68f43b93d5545ed6b596dfa5e8 ............................................................................................................................................ 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_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/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_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/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_323f97c4-3fbd-44c7-99a6-853b63e99838/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 e5bb50ae68610f68f43b93d5545ed6b596dfa5e8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 02:31:50,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:31:50,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:31:50,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:31:50,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:31:50,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:31:50,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:31:50,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:31:50,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:31:50,998 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:31:50,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:31:51,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:31:51,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:31:51,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:31:51,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:31:51,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:31:51,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:31:51,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:31:51,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:31:51,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:31:51,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:31:51,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:31:51,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:31:51,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:31:51,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:31:51,049 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:31:51,049 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:31:51,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:31:51,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:31:51,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:31:51,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:31:51,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:31:51,058 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:31:51,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:31:51,061 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:31:51,061 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:31:51,062 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:31:51,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:31:51,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:31:51,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:31:51,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:31:51,066 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:31:51,129 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:31:51,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:31:51,131 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:31:51,131 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:31:51,131 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:31:51,132 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:31:51,132 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:31:51,132 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:31:51,133 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:31:51,133 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:31:51,141 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:31:51,142 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:31:51,142 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:31:51,142 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:31:51,142 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:31:51,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:31:51,144 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:31:51,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:31:51,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:31:51,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:31:51,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:31:51,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:31:51,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:31:51,146 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:31:51,146 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:31:51,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:31:51,146 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:31:51,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:31:51,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:31:51,149 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:31:51,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:51,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:31:51,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:31:51,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:31:51,151 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:31:51,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:31:51,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:31:51,152 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:31:51,152 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:31:51,153 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_323f97c4-3fbd-44c7-99a6-853b63e99838/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5bb50ae68610f68f43b93d5545ed6b596dfa5e8 [2021-10-11 02:31:51,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:31:51,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:31:51,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:31:51,515 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:31:51,516 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:31:51,517 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c [2021-10-11 02:31:51,611 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI/data/a97fb380d/325daea9d25641f0b1dd8056430ec356/FLAGe5f1141f7 [2021-10-11 02:31:52,113 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:31:52,126 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c [2021-10-11 02:31:52,146 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI/data/a97fb380d/325daea9d25641f0b1dd8056430ec356/FLAGe5f1141f7 [2021-10-11 02:31:52,437 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI/data/a97fb380d/325daea9d25641f0b1dd8056430ec356 [2021-10-11 02:31:52,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:31:52,440 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:31:52,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:52,446 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:31:52,450 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:31:52,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:52" (1/1) ... [2021-10-11 02:31:52,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d2e3951 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:52, skipping insertion in model container [2021-10-11 02:31:52,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:52" (1/1) ... [2021-10-11 02:31:52,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:31:52,514 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:52,816 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_323f97c4-3fbd-44c7-99a6-853b63e99838/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c[17127,17140] [2021-10-11 02:31:52,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:52,847 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 02:31:52,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5939a257 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:52, skipping insertion in model container [2021-10-11 02:31:52,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:52,848 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:31:52,850 INFO L168 Benchmark]: Toolchain (without parser) took 409.35 ms. Allocated memory is still 119.5 MB. Free memory was 81.3 MB in the beginning and 91.9 MB in the end (delta: -10.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:52,856 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 119.5 MB. Free memory is still 98.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:31:52,858 INFO L168 Benchmark]: CACSL2BoogieTranslator took 402.63 ms. Allocated memory is still 119.5 MB. Free memory was 81.1 MB in the beginning and 91.9 MB in the end (delta: -10.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:52,861 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 119.5 MB. Free memory is still 98.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 402.63 ms. Allocated memory is still 119.5 MB. Free memory was 81.1 MB in the beginning and 91.9 MB in the end (delta: -10.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 355]: 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 02:31:55,272 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:31:55,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:31:55,316 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:31:55,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:31:55,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:31:55,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:31:55,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:31:55,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:31:55,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:31:55,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:31:55,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:31:55,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:31:55,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:31:55,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:31:55,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:31:55,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:31:55,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:31:55,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:31:55,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:31:55,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:31:55,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:31:55,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:31:55,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:31:55,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:31:55,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:31:55,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:31:55,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:31:55,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:31:55,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:31:55,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:31:55,412 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:31:55,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:31:55,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:31:55,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:31:55,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:31:55,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:31:55,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:31:55,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:31:55,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:31:55,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:31:55,423 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:31:55,475 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:31:55,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:31:55,477 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:31:55,478 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:31:55,478 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:31:55,478 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:31:55,479 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:31:55,479 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:31:55,479 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:31:55,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:31:55,482 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:31:55,483 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:31:55,483 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:31:55,483 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:31:55,483 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:31:55,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:31:55,484 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:31:55,484 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:31:55,484 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:31:55,485 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:31:55,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:31:55,485 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:31:55,485 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:31:55,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:31:55,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:31:55,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:31:55,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:55,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:31:55,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:31:55,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:31:55,487 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:31:55,488 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:31:55,488 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:31:55,488 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:31:55,488 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:31:55,489 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_323f97c4-3fbd-44c7-99a6-853b63e99838/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5bb50ae68610f68f43b93d5545ed6b596dfa5e8 [2021-10-11 02:31:55,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:31:55,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:31:55,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:31:55,989 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:31:55,990 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:31:55,991 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c [2021-10-11 02:31:56,077 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI/data/8803308df/905f628df24a4e8bb715041bbfa1fd43/FLAG39309d757 [2021-10-11 02:31:56,761 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:31:56,761 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c [2021-10-11 02:31:56,779 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI/data/8803308df/905f628df24a4e8bb715041bbfa1fd43/FLAG39309d757 [2021-10-11 02:31:56,991 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI/data/8803308df/905f628df24a4e8bb715041bbfa1fd43 [2021-10-11 02:31:56,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:31:56,995 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:31:56,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:56,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:31:57,018 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:31:57,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:56" (1/1) ... [2021-10-11 02:31:57,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ba972ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:57, skipping insertion in model container [2021-10-11 02:31:57,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:56" (1/1) ... [2021-10-11 02:31:57,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:31:57,116 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:57,594 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_323f97c4-3fbd-44c7-99a6-853b63e99838/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c[17127,17140] [2021-10-11 02:31:57,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:57,639 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:31:57,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:57,769 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_323f97c4-3fbd-44c7-99a6-853b63e99838/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c[17127,17140] [2021-10-11 02:31:57,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:57,789 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:31:57,867 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_323f97c4-3fbd-44c7-99a6-853b63e99838/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c[17127,17140] [2021-10-11 02:31:57,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:57,940 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:31:57,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:57 WrapperNode [2021-10-11 02:31:57,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:57,942 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:31:57,942 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:31:57,943 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:31:57,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:57" (1/1) ... [2021-10-11 02:31:57,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:57" (1/1) ... [2021-10-11 02:31:58,068 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:31:58,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:31:58,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:31:58,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:31:58,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:57" (1/1) ... [2021-10-11 02:31:58,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:57" (1/1) ... [2021-10-11 02:31:58,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:57" (1/1) ... [2021-10-11 02:31:58,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:57" (1/1) ... [2021-10-11 02:31:58,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:57" (1/1) ... [2021-10-11 02:31:58,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:57" (1/1) ... [2021-10-11 02:31:58,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:57" (1/1) ... [2021-10-11 02:31:58,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:31:58,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:31:58,176 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:31:58,176 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:31:58,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:57" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/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 02:31:58,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:31:58,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:31:58,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:31:58,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:32:00,947 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:32:00,948 INFO L299 CfgBuilder]: Removed 164 assume(true) statements. [2021-10-11 02:32:00,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:00 BoogieIcfgContainer [2021-10-11 02:32:00,957 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:32:00,958 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:32:00,959 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:32:00,961 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:32:00,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:31:56" (1/3) ... [2021-10-11 02:32:00,962 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@515d621 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:32:00, skipping insertion in model container [2021-10-11 02:32:00,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:57" (2/3) ... [2021-10-11 02:32:00,962 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@515d621 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:32:00, skipping insertion in model container [2021-10-11 02:32:00,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:00" (3/3) ... [2021-10-11 02:32:00,964 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product24.cil.c [2021-10-11 02:32:00,979 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:32:00,983 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:32:00,994 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:32:01,019 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:32:01,019 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:32:01,019 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:32:01,019 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:32:01,019 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:32:01,019 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:32:01,020 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:32:01,020 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:32:01,035 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2021-10-11 02:32:01,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:32:01,041 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:01,041 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 02:32:01,042 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:01,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:01,047 INFO L82 PathProgramCache]: Analyzing trace with hash 936723076, now seen corresponding path program 1 times [2021-10-11 02:32:01,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:01,060 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1774590169] [2021-10-11 02:32:01,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/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 02:32:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:01,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:32:01,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:01,396 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 02:32:01,396 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:01,397 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1774590169] [2021-10-11 02:32:01,397 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:01,397 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:32:01,398 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246488221] [2021-10-11 02:32:01,404 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:32:01,404 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:01,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:32:01,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:32:01,430 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2021-10-11 02:32:01,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:01,487 INFO L93 Difference]: Finished difference Result 215 states and 324 transitions. [2021-10-11 02:32:01,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:32:01,489 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:32:01,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:01,504 INFO L225 Difference]: With dead ends: 215 [2021-10-11 02:32:01,505 INFO L226 Difference]: Without dead ends: 107 [2021-10-11 02:32:01,509 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 02:32:01,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-11 02:32:01,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-10-11 02:32:01,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2021-10-11 02:32:01,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 154 transitions. [2021-10-11 02:32:01,581 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 154 transitions. Word has length 18 [2021-10-11 02:32:01,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:01,582 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 154 transitions. [2021-10-11 02:32:01,582 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:32:01,582 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 154 transitions. [2021-10-11 02:32:01,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:32:01,587 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:01,587 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 02:32:01,803 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:32:01,803 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:01,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:01,804 INFO L82 PathProgramCache]: Analyzing trace with hash 717887107, now seen corresponding path program 1 times [2021-10-11 02:32:01,805 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:01,805 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [197062294] [2021-10-11 02:32:01,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/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 02:32:02,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:02,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:02,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:02,072 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 02:32:02,073 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:02,073 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [197062294] [2021-10-11 02:32:02,074 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:02,074 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:32:02,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217720713] [2021-10-11 02:32:02,075 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:02,076 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:02,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:02,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:02,077 INFO L87 Difference]: Start difference. First operand 107 states and 154 transitions. Second operand 3 states. [2021-10-11 02:32:02,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:02,090 INFO L93 Difference]: Finished difference Result 107 states and 154 transitions. [2021-10-11 02:32:02,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:02,091 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:32:02,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:02,093 INFO L225 Difference]: With dead ends: 107 [2021-10-11 02:32:02,093 INFO L226 Difference]: Without dead ends: 47 [2021-10-11 02:32:02,094 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 02:32:02,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-10-11 02:32:02,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-10-11 02:32:02,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2021-10-11 02:32:02,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2021-10-11 02:32:02,101 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 19 [2021-10-11 02:32:02,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:02,101 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2021-10-11 02:32:02,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:02,101 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2021-10-11 02:32:02,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:32:02,102 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:02,103 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 02:32:02,324 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:32:02,325 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:02,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:02,326 INFO L82 PathProgramCache]: Analyzing trace with hash 2097278400, now seen corresponding path program 1 times [2021-10-11 02:32:02,326 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:02,327 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1545614938] [2021-10-11 02:32:02,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/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 02:32:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:02,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:02,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:02,582 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 02:32:02,582 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:02,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1545614938] [2021-10-11 02:32:02,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:02,583 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:32:02,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883096211] [2021-10-11 02:32:02,583 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:02,584 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:02,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:02,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:02,585 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand 3 states. [2021-10-11 02:32:02,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:02,635 INFO L93 Difference]: Finished difference Result 127 states and 187 transitions. [2021-10-11 02:32:02,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:02,636 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:32:02,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:02,637 INFO L225 Difference]: With dead ends: 127 [2021-10-11 02:32:02,637 INFO L226 Difference]: Without dead ends: 87 [2021-10-11 02:32:02,638 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 02:32:02,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-11 02:32:02,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 83. [2021-10-11 02:32:02,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2021-10-11 02:32:02,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 122 transitions. [2021-10-11 02:32:02,652 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 122 transitions. Word has length 24 [2021-10-11 02:32:02,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:02,652 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 122 transitions. [2021-10-11 02:32:02,653 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:02,653 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 122 transitions. [2021-10-11 02:32:02,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:32:02,654 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:02,654 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 02:32:02,855 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:32:02,856 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:02,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:02,857 INFO L82 PathProgramCache]: Analyzing trace with hash 36896594, now seen corresponding path program 1 times [2021-10-11 02:32:02,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:02,858 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1319964037] [2021-10-11 02:32:02,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/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 02:32:03,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:03,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:32:03,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:03,287 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 02:32:03,287 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:03,288 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1319964037] [2021-10-11 02:32:03,288 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:03,288 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:32:03,288 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660665198] [2021-10-11 02:32:03,288 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:32:03,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:03,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:32:03,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:03,289 INFO L87 Difference]: Start difference. First operand 83 states and 122 transitions. Second operand 5 states. [2021-10-11 02:32:03,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:03,519 INFO L93 Difference]: Finished difference Result 409 states and 623 transitions. [2021-10-11 02:32:03,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:32:03,521 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2021-10-11 02:32:03,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:03,525 INFO L225 Difference]: With dead ends: 409 [2021-10-11 02:32:03,525 INFO L226 Difference]: Without dead ends: 333 [2021-10-11 02:32:03,526 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 22 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 02:32:03,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2021-10-11 02:32:03,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 151. [2021-10-11 02:32:03,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2021-10-11 02:32:03,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 222 transitions. [2021-10-11 02:32:03,563 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 222 transitions. Word has length 26 [2021-10-11 02:32:03,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:03,564 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 222 transitions. [2021-10-11 02:32:03,564 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:32:03,564 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 222 transitions. [2021-10-11 02:32:03,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:32:03,566 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:03,566 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, 1] [2021-10-11 02:32:03,784 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:32:03,785 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:03,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:03,785 INFO L82 PathProgramCache]: Analyzing trace with hash -979197478, now seen corresponding path program 1 times [2021-10-11 02:32:03,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:03,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2078674614] [2021-10-11 02:32:03,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/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 02:32:03,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:03,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:32:04,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:04,084 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 02:32:04,085 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:04,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2078674614] [2021-10-11 02:32:04,091 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:04,092 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:32:04,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847897816] [2021-10-11 02:32:04,092 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:32:04,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:04,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:32:04,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:04,094 INFO L87 Difference]: Start difference. First operand 151 states and 222 transitions. Second operand 5 states. [2021-10-11 02:32:04,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:04,250 INFO L93 Difference]: Finished difference Result 359 states and 544 transitions. [2021-10-11 02:32:04,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:32:04,251 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2021-10-11 02:32:04,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:04,251 INFO L225 Difference]: With dead ends: 359 [2021-10-11 02:32:04,251 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:32:04,257 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 25 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 02:32:04,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:32:04,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:32:04,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:32:04,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:32:04,262 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-11 02:32:04,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:04,262 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:32:04,262 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:32:04,262 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:32:04,262 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:32:04,479 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:32:04,481 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:32:04,967 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 873) no Hoare annotation was computed. [2021-10-11 02:32:04,967 INFO L262 CegarLoopResult]: For program point L235(lines 235 241) no Hoare annotation was computed. [2021-10-11 02:32:04,967 INFO L258 CegarLoopResult]: At program point L235-1(lines 235 241) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:32:04,968 INFO L262 CegarLoopResult]: For program point L269(lines 268 317) no Hoare annotation was computed. [2021-10-11 02:32:04,969 INFO L258 CegarLoopResult]: At program point L963(lines 958 966) the Hoare annotation is: false [2021-10-11 02:32:04,969 INFO L258 CegarLoopResult]: At program point L963-1(lines 958 966) the Hoare annotation is: false [2021-10-11 02:32:04,969 INFO L262 CegarLoopResult]: For program point L897(lines 897 901) no Hoare annotation was computed. [2021-10-11 02:32:04,969 INFO L258 CegarLoopResult]: At program point L963-2(lines 958 966) the Hoare annotation is: false [2021-10-11 02:32:04,969 INFO L258 CegarLoopResult]: At program point L963-3(lines 958 966) the Hoare annotation is: false [2021-10-11 02:32:04,969 INFO L258 CegarLoopResult]: At program point L963-4(lines 958 966) the Hoare annotation is: false [2021-10-11 02:32:04,969 INFO L258 CegarLoopResult]: At program point L963-5(lines 958 966) the Hoare annotation is: false [2021-10-11 02:32:04,969 INFO L262 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2021-10-11 02:32:04,970 INFO L258 CegarLoopResult]: At program point L172(lines 167 175) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:32:04,970 INFO L258 CegarLoopResult]: At program point L172-1(lines 167 175) the Hoare annotation is: false [2021-10-11 02:32:04,970 INFO L258 CegarLoopResult]: At program point L172-2(lines 167 175) the Hoare annotation is: false [2021-10-11 02:32:04,970 INFO L262 CegarLoopResult]: For program point L306(lines 306 312) no Hoare annotation was computed. [2021-10-11 02:32:04,971 INFO L258 CegarLoopResult]: At program point L306-1(lines 61 67) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:32:04,977 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 873) no Hoare annotation was computed. [2021-10-11 02:32:04,979 INFO L258 CegarLoopResult]: At program point L836(lines 831 838) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:04,979 INFO L262 CegarLoopResult]: For program point L278(lines 278 284) no Hoare annotation was computed. [2021-10-11 02:32:04,979 INFO L258 CegarLoopResult]: At program point L278-1(lines 278 284) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:32:04,979 INFO L262 CegarLoopResult]: For program point L873(line 873) no Hoare annotation was computed. [2021-10-11 02:32:04,979 INFO L262 CegarLoopResult]: For program point L873-1(line 873) no Hoare annotation was computed. [2021-10-11 02:32:04,980 INFO L262 CegarLoopResult]: For program point L873-2(line 873) no Hoare annotation was computed. [2021-10-11 02:32:04,980 INFO L258 CegarLoopResult]: At program point L742-2(lines 742 756) the Hoare annotation is: false [2021-10-11 02:32:04,981 INFO L262 CegarLoopResult]: For program point L743(line 743) no Hoare annotation was computed. [2021-10-11 02:32:04,981 INFO L262 CegarLoopResult]: For program point L909(lines 909 913) no Hoare annotation was computed. [2021-10-11 02:32:04,981 INFO L262 CegarLoopResult]: For program point L746(lines 746 750) no Hoare annotation was computed. [2021-10-11 02:32:04,981 INFO L262 CegarLoopResult]: For program point L746-1(lines 61 67) no Hoare annotation was computed. [2021-10-11 02:32:04,982 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:32:04,982 INFO L262 CegarLoopResult]: For program point L119(lines 119 136) no Hoare annotation was computed. [2021-10-11 02:32:04,982 INFO L262 CegarLoopResult]: For program point L119-1(lines 119 136) no Hoare annotation was computed. [2021-10-11 02:32:04,983 INFO L262 CegarLoopResult]: For program point L119-2(lines 119 136) no Hoare annotation was computed. [2021-10-11 02:32:04,983 INFO L258 CegarLoopResult]: At program point L318(lines 267 319) the Hoare annotation is: false [2021-10-11 02:32:04,983 INFO L262 CegarLoopResult]: For program point L847(lines 847 864) no Hoare annotation was computed. [2021-10-11 02:32:04,983 INFO L258 CegarLoopResult]: At program point L847-1(lines 1 966) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:32:04,983 INFO L262 CegarLoopResult]: For program point L847-2(lines 847 864) no Hoare annotation was computed. [2021-10-11 02:32:04,983 INFO L258 CegarLoopResult]: At program point L847-3(lines 1 966) the Hoare annotation is: false [2021-10-11 02:32:04,984 INFO L262 CegarLoopResult]: For program point L847-4(lines 847 864) no Hoare annotation was computed. [2021-10-11 02:32:04,984 INFO L258 CegarLoopResult]: At program point L847-5(lines 1 966) the Hoare annotation is: false [2021-10-11 02:32:04,984 INFO L262 CegarLoopResult]: For program point L815(lines 815 822) no Hoare annotation was computed. [2021-10-11 02:32:04,985 INFO L265 CegarLoopResult]: At program point L815-1(lines 815 822) the Hoare annotation is: true [2021-10-11 02:32:04,986 INFO L262 CegarLoopResult]: For program point L221(lines 221 225) no Hoare annotation was computed. [2021-10-11 02:32:04,986 INFO L262 CegarLoopResult]: For program point L221-2(lines 221 225) no Hoare annotation was computed. [2021-10-11 02:32:04,986 INFO L262 CegarLoopResult]: For program point L221-3(lines 221 225) no Hoare annotation was computed. [2021-10-11 02:32:04,986 INFO L262 CegarLoopResult]: For program point L221-5(lines 221 225) no Hoare annotation was computed. [2021-10-11 02:32:04,986 INFO L262 CegarLoopResult]: For program point L221-6(lines 221 225) no Hoare annotation was computed. [2021-10-11 02:32:04,986 INFO L262 CegarLoopResult]: For program point L221-8(lines 221 225) no Hoare annotation was computed. [2021-10-11 02:32:04,986 INFO L262 CegarLoopResult]: For program point L221-9(lines 221 225) no Hoare annotation was computed. [2021-10-11 02:32:04,986 INFO L262 CegarLoopResult]: For program point L221-11(lines 221 225) no Hoare annotation was computed. [2021-10-11 02:32:04,986 INFO L262 CegarLoopResult]: For program point L221-12(lines 221 225) no Hoare annotation was computed. [2021-10-11 02:32:04,986 INFO L262 CegarLoopResult]: For program point L221-14(lines 221 225) no Hoare annotation was computed. [2021-10-11 02:32:04,987 INFO L262 CegarLoopResult]: For program point L221-15(lines 221 225) no Hoare annotation was computed. [2021-10-11 02:32:04,988 INFO L262 CegarLoopResult]: For program point L221-17(lines 221 225) no Hoare annotation was computed. [2021-10-11 02:32:04,988 INFO L262 CegarLoopResult]: For program point L288(lines 288 294) no Hoare annotation was computed. [2021-10-11 02:32:04,988 INFO L258 CegarLoopResult]: At program point L288-1(lines 288 294) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:32:04,988 INFO L262 CegarLoopResult]: For program point L123(lines 123 131) no Hoare annotation was computed. [2021-10-11 02:32:04,989 INFO L262 CegarLoopResult]: For program point L123-1(lines 123 131) no Hoare annotation was computed. [2021-10-11 02:32:04,989 INFO L262 CegarLoopResult]: For program point L123-2(lines 123 131) no Hoare annotation was computed. [2021-10-11 02:32:04,989 INFO L258 CegarLoopResult]: At program point L718(lines 1 966) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:04,989 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:32:04,990 INFO L262 CegarLoopResult]: For program point L851(lines 851 861) no Hoare annotation was computed. [2021-10-11 02:32:04,990 INFO L262 CegarLoopResult]: For program point L851-2(lines 851 861) no Hoare annotation was computed. [2021-10-11 02:32:04,990 INFO L262 CegarLoopResult]: For program point L851-4(lines 851 861) no Hoare annotation was computed. [2021-10-11 02:32:04,990 INFO L262 CegarLoopResult]: For program point L885(lines 885 889) no Hoare annotation was computed. [2021-10-11 02:32:04,990 INFO L262 CegarLoopResult]: For program point L852(lines 852 858) no Hoare annotation was computed. [2021-10-11 02:32:04,991 INFO L262 CegarLoopResult]: For program point L885-3(lines 885 889) no Hoare annotation was computed. [2021-10-11 02:32:04,991 INFO L262 CegarLoopResult]: For program point L852-2(lines 852 858) no Hoare annotation was computed. [2021-10-11 02:32:04,991 INFO L262 CegarLoopResult]: For program point L852-4(lines 852 858) no Hoare annotation was computed. [2021-10-11 02:32:04,991 INFO L262 CegarLoopResult]: For program point L885-6(lines 885 889) no Hoare annotation was computed. [2021-10-11 02:32:04,991 INFO L262 CegarLoopResult]: For program point L93(lines 93 110) no Hoare annotation was computed. [2021-10-11 02:32:04,992 INFO L262 CegarLoopResult]: For program point L93-1(lines 93 110) no Hoare annotation was computed. [2021-10-11 02:32:04,992 INFO L262 CegarLoopResult]: For program point L93-2(lines 93 110) no Hoare annotation was computed. [2021-10-11 02:32:04,992 INFO L262 CegarLoopResult]: For program point L93-3(lines 93 110) no Hoare annotation was computed. [2021-10-11 02:32:04,992 INFO L262 CegarLoopResult]: For program point L93-4(lines 93 110) no Hoare annotation was computed. [2021-10-11 02:32:04,992 INFO L262 CegarLoopResult]: For program point L93-5(lines 93 110) no Hoare annotation was computed. [2021-10-11 02:32:04,992 INFO L258 CegarLoopResult]: At program point L61(lines 60 79) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:32:04,992 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:32:04,992 INFO L262 CegarLoopResult]: For program point L61-1(lines 61 67) no Hoare annotation was computed. [2021-10-11 02:32:04,992 INFO L258 CegarLoopResult]: At program point L61-2(lines 60 79) the Hoare annotation is: false [2021-10-11 02:32:04,993 INFO L258 CegarLoopResult]: At program point L61-3(lines 60 79) the Hoare annotation is: false [2021-10-11 02:32:04,995 INFO L258 CegarLoopResult]: At program point L227(lines 212 230) the Hoare annotation is: false [2021-10-11 02:32:04,995 INFO L258 CegarLoopResult]: At program point L227-1(lines 212 230) the Hoare annotation is: false [2021-10-11 02:32:04,995 INFO L258 CegarLoopResult]: At program point L227-2(lines 212 230) the Hoare annotation is: false [2021-10-11 02:32:04,995 INFO L258 CegarLoopResult]: At program point L227-3(lines 212 230) the Hoare annotation is: false [2021-10-11 02:32:04,995 INFO L258 CegarLoopResult]: At program point L227-4(lines 212 230) the Hoare annotation is: false [2021-10-11 02:32:04,995 INFO L258 CegarLoopResult]: At program point L227-5(lines 212 230) the Hoare annotation is: false [2021-10-11 02:32:04,996 INFO L258 CegarLoopResult]: At program point L922(lines 917 925) the Hoare annotation is: false [2021-10-11 02:32:04,996 INFO L258 CegarLoopResult]: At program point L922-1(lines 917 925) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:32:04,996 INFO L258 CegarLoopResult]: At program point L922-2(lines 917 925) the Hoare annotation is: false [2021-10-11 02:32:04,996 INFO L258 CegarLoopResult]: At program point L922-3(lines 917 925) the Hoare annotation is: false [2021-10-11 02:32:04,996 INFO L258 CegarLoopResult]: At program point L790(lines 786 792) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:04,996 INFO L258 CegarLoopResult]: At program point L922-4(lines 917 925) the Hoare annotation is: false [2021-10-11 02:32:04,996 INFO L258 CegarLoopResult]: At program point L922-5(lines 917 925) the Hoare annotation is: false [2021-10-11 02:32:04,996 INFO L258 CegarLoopResult]: At program point L163(lines 156 166) the Hoare annotation is: false [2021-10-11 02:32:04,996 INFO L258 CegarLoopResult]: At program point L163-1(lines 156 166) the Hoare annotation is: false [2021-10-11 02:32:04,997 INFO L262 CegarLoopResult]: For program point L97(lines 97 105) no Hoare annotation was computed. [2021-10-11 02:32:04,998 INFO L258 CegarLoopResult]: At program point L163-2(lines 156 166) the Hoare annotation is: false [2021-10-11 02:32:04,998 INFO L262 CegarLoopResult]: For program point L97-1(lines 97 105) no Hoare annotation was computed. [2021-10-11 02:32:04,998 INFO L262 CegarLoopResult]: For program point L97-2(lines 97 105) no Hoare annotation was computed. [2021-10-11 02:32:04,998 INFO L262 CegarLoopResult]: For program point L97-3(lines 97 105) no Hoare annotation was computed. [2021-10-11 02:32:04,999 INFO L262 CegarLoopResult]: For program point L97-4(lines 97 105) no Hoare annotation was computed. [2021-10-11 02:32:04,999 INFO L262 CegarLoopResult]: For program point L97-5(lines 97 105) no Hoare annotation was computed. [2021-10-11 02:32:04,999 INFO L265 CegarLoopResult]: At program point L824(lines 805 827) the Hoare annotation is: true [2021-10-11 02:32:04,999 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:32:04,999 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 873) no Hoare annotation was computed. [2021-10-11 02:32:04,999 INFO L258 CegarLoopResult]: At program point L726(lines 721 729) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:05,000 INFO L262 CegarLoopResult]: For program point L298(lines 298 313) no Hoare annotation was computed. [2021-10-11 02:32:05,000 INFO L258 CegarLoopResult]: At program point L68(lines 68 74) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:32:05,000 INFO L258 CegarLoopResult]: At program point L68-1(lines 68 74) the Hoare annotation is: false [2021-10-11 02:32:05,001 INFO L258 CegarLoopResult]: At program point L68-2(lines 68 74) the Hoare annotation is: false [2021-10-11 02:32:05,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:32:05 BoogieIcfgContainer [2021-10-11 02:32:05,028 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:32:05,029 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:32:05,029 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:32:05,029 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:32:05,030 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:00" (3/4) ... [2021-10-11 02:32:05,033 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:32:05,051 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:32:05,052 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:32:05,053 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:32:05,054 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:32:05,055 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:32:05,056 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:32:05,057 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:32:05,086 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-11 02:32:05,154 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_323f97c4-3fbd-44c7-99a6-853b63e99838/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:32:05,154 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:32:05,159 INFO L168 Benchmark]: Toolchain (without parser) took 8159.60 ms. Allocated memory was 60.8 MB in the beginning and 92.3 MB in the end (delta: 31.5 MB). Free memory was 37.7 MB in the beginning and 56.1 MB in the end (delta: -18.5 MB). Peak memory consumption was 13.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:05,160 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 60.8 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:32:05,161 INFO L168 Benchmark]: CACSL2BoogieTranslator took 944.50 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 37.3 MB in the beginning and 54.4 MB in the end (delta: -17.1 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:05,161 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.59 ms. Allocated memory is still 73.4 MB. Free memory was 54.4 MB in the beginning and 50.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:05,162 INFO L168 Benchmark]: Boogie Preprocessor took 104.78 ms. Allocated memory is still 73.4 MB. Free memory was 50.9 MB in the beginning and 48.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:05,162 INFO L168 Benchmark]: RCFGBuilder took 2781.24 ms. Allocated memory is still 73.4 MB. Free memory was 48.0 MB in the beginning and 52.8 MB in the end (delta: -4.8 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:05,163 INFO L168 Benchmark]: TraceAbstraction took 4069.94 ms. Allocated memory was 73.4 MB in the beginning and 92.3 MB in the end (delta: 18.9 MB). Free memory was 52.3 MB in the beginning and 65.5 MB in the end (delta: -13.2 MB). Peak memory consumption was 51.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:05,163 INFO L168 Benchmark]: Witness Printer took 125.29 ms. Allocated memory is still 92.3 MB. Free memory was 65.5 MB in the beginning and 56.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:05,165 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 60.8 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 944.50 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 37.3 MB in the beginning and 54.4 MB in the end (delta: -17.1 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 126.59 ms. Allocated memory is still 73.4 MB. Free memory was 54.4 MB in the beginning and 50.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 104.78 ms. Allocated memory is still 73.4 MB. Free memory was 50.9 MB in the beginning and 48.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2781.24 ms. Allocated memory is still 73.4 MB. Free memory was 48.0 MB in the beginning and 52.8 MB in the end (delta: -4.8 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4069.94 ms. Allocated memory was 73.4 MB in the beginning and 92.3 MB in the end (delta: 18.9 MB). Free memory was 52.3 MB in the beginning and 65.5 MB in the end (delta: -13.2 MB). Peak memory consumption was 51.8 MB. Max. memory is 16.1 GB. * Witness Printer took 125.29 ms. Allocated memory is still 92.3 MB. Free memory was 65.5 MB in the beginning and 56.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 873]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 873]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 873]: 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: 742]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 451 SDtfs, 440 SDslu, 453 SDs, 0 SdLazy, 70 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 117 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=151occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 186 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 131 NumberOfFragments, 146 HoareAnnotationTreeSize, 45 FomulaSimplifications, 2984 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 45 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 4165 SizeOfPredicates, 7 NumberOfNonLiveVariables, 993 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...