./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product32.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_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/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_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/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_6f6fa1fb-4035-412a-af34-a7e060efefbc/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 01969f175864c5ac01139f06c6cdce709a11a636 ............................................................................................................................................ 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_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/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_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/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_6f6fa1fb-4035-412a-af34-a7e060efefbc/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 01969f175864c5ac01139f06c6cdce709a11a636 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:26:15,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:26:15,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:26:15,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:26:15,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:26:15,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:26:15,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:26:15,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:26:15,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:26:15,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:26:15,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:26:15,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:26:15,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:26:15,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:26:15,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:26:15,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:26:15,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:26:15,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:26:15,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:26:15,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:26:15,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:26:15,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:26:15,981 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:26:15,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:26:15,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:26:15,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:26:15,987 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:26:15,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:26:15,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:26:15,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:26:15,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:26:15,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:26:15,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:26:15,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:26:15,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:26:15,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:26:15,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:26:15,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:26:15,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:26:16,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:26:16,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:26:16,003 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:26:16,037 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:26:16,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:26:16,038 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:26:16,038 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:26:16,038 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:26:16,038 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:26:16,038 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:26:16,039 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:26:16,039 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:26:16,039 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:26:16,039 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:26:16,039 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:26:16,040 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:26:16,040 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:26:16,040 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:26:16,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:26:16,041 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:26:16,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:26:16,041 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:26:16,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:26:16,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:26:16,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:26:16,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:26:16,043 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:26:16,043 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:26:16,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:26:16,043 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:26:16,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:26:16,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:26:16,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:26:16,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:16,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:26:16,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:26:16,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:26:16,045 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:26:16,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:26:16,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:26:16,046 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:26:16,046 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:26:16,046 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_6f6fa1fb-4035-412a-af34-a7e060efefbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01969f175864c5ac01139f06c6cdce709a11a636 [2021-10-11 02:26:16,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:26:16,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:26:16,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:26:16,349 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:26:16,349 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:26:16,350 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c [2021-10-11 02:26:16,415 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI/data/99f32a00a/c03e9d21f23f48c4b012757130f792e3/FLAGe15d01c5b [2021-10-11 02:26:16,863 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:26:16,864 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c [2021-10-11 02:26:16,880 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI/data/99f32a00a/c03e9d21f23f48c4b012757130f792e3/FLAGe15d01c5b [2021-10-11 02:26:17,212 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI/data/99f32a00a/c03e9d21f23f48c4b012757130f792e3 [2021-10-11 02:26:17,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:26:17,216 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:26:17,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:17,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:26:17,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:26:17,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:17" (1/1) ... [2021-10-11 02:26:17,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dddc79d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:17, skipping insertion in model container [2021-10-11 02:26:17,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:17" (1/1) ... [2021-10-11 02:26:17,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:26:17,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:17,579 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_6f6fa1fb-4035-412a-af34-a7e060efefbc/sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c[17014,17027] [2021-10-11 02:26:17,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:17,608 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 02:26:17,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@762520d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:17, skipping insertion in model container [2021-10-11 02:26:17,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:17,609 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:26:17,612 INFO L168 Benchmark]: Toolchain (without parser) took 394.26 ms. Allocated memory is still 115.3 MB. Free memory was 73.0 MB in the beginning and 85.4 MB in the end (delta: -12.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:17,614 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 115.3 MB. Free memory was 90.4 MB in the beginning and 90.3 MB in the end (delta: 120.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:17,616 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.64 ms. Allocated memory is still 115.3 MB. Free memory was 72.9 MB in the beginning and 85.4 MB in the end (delta: -12.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:17,618 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 115.3 MB. Free memory was 90.4 MB in the beginning and 90.3 MB in the end (delta: 120.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 391.64 ms. Allocated memory is still 115.3 MB. Free memory was 72.9 MB in the beginning and 85.4 MB in the end (delta: -12.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 70]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:26:19,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:26:19,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:26:19,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:26:19,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:26:19,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:26:19,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:26:19,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:26:19,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:26:20,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:26:20,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:26:20,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:26:20,011 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:26:20,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:26:20,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:26:20,015 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:26:20,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:26:20,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:26:20,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:26:20,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:26:20,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:26:20,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:26:20,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:26:20,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:26:20,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:26:20,049 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:26:20,050 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:26:20,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:26:20,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:26:20,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:26:20,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:26:20,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:26:20,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:26:20,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:26:20,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:26:20,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:26:20,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:26:20,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:26:20,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:26:20,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:26:20,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:26:20,064 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:26:20,104 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:26:20,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:26:20,106 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:26:20,106 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:26:20,106 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:26:20,107 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:26:20,107 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:26:20,107 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:26:20,107 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:26:20,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:26:20,110 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:26:20,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:26:20,110 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:26:20,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:26:20,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:26:20,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:26:20,111 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:26:20,111 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:26:20,111 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:26:20,112 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:26:20,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:26:20,112 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:26:20,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:26:20,112 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:26:20,113 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:26:20,113 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:26:20,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:20,113 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:26:20,113 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:26:20,114 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:26:20,114 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:26:20,114 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:26:20,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:26:20,114 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:26:20,115 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:26:20,115 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_6f6fa1fb-4035-412a-af34-a7e060efefbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01969f175864c5ac01139f06c6cdce709a11a636 [2021-10-11 02:26:20,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:26:20,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:26:20,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:26:20,561 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:26:20,562 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:26:20,563 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c [2021-10-11 02:26:20,629 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI/data/f525311e5/289ee8eeab8a47a28bbd1b2165ef654a/FLAG96288afaa [2021-10-11 02:26:21,254 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:26:21,254 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c [2021-10-11 02:26:21,280 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI/data/f525311e5/289ee8eeab8a47a28bbd1b2165ef654a/FLAG96288afaa [2021-10-11 02:26:21,525 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI/data/f525311e5/289ee8eeab8a47a28bbd1b2165ef654a [2021-10-11 02:26:21,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:26:21,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:26:21,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:21,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:26:21,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:26:21,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:21" (1/1) ... [2021-10-11 02:26:21,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b9e6166 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:21, skipping insertion in model container [2021-10-11 02:26:21,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:21" (1/1) ... [2021-10-11 02:26:21,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:26:21,605 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:21,912 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_6f6fa1fb-4035-412a-af34-a7e060efefbc/sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c[17014,17027] [2021-10-11 02:26:21,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:21,935 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:26:21,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:22,020 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_6f6fa1fb-4035-412a-af34-a7e060efefbc/sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c[17014,17027] [2021-10-11 02:26:22,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:22,029 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:26:22,094 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_6f6fa1fb-4035-412a-af34-a7e060efefbc/sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c[17014,17027] [2021-10-11 02:26:22,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:22,158 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:26:22,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:22 WrapperNode [2021-10-11 02:26:22,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:22,160 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:26:22,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:26:22,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:26:22,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:22" (1/1) ... [2021-10-11 02:26:22,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:22" (1/1) ... [2021-10-11 02:26:22,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:26:22,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:26:22,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:26:22,247 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:26:22,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:22" (1/1) ... [2021-10-11 02:26:22,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:22" (1/1) ... [2021-10-11 02:26:22,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:22" (1/1) ... [2021-10-11 02:26:22,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:22" (1/1) ... [2021-10-11 02:26:22,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:22" (1/1) ... [2021-10-11 02:26:22,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:22" (1/1) ... [2021-10-11 02:26:22,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:22" (1/1) ... [2021-10-11 02:26:22,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:26:22,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:26:22,297 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:26:22,297 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:26:22,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:22" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/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 02:26:22,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:26:22,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:26:22,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:26:22,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:26:25,051 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:26:25,051 INFO L299 CfgBuilder]: Removed 162 assume(true) statements. [2021-10-11 02:26:25,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:25 BoogieIcfgContainer [2021-10-11 02:26:25,053 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:26:25,054 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:26:25,054 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:26:25,059 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:26:25,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:26:21" (1/3) ... [2021-10-11 02:26:25,060 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57d30d11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:26:25, skipping insertion in model container [2021-10-11 02:26:25,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:22" (2/3) ... [2021-10-11 02:26:25,061 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57d30d11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:26:25, skipping insertion in model container [2021-10-11 02:26:25,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:25" (3/3) ... [2021-10-11 02:26:25,063 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product32.cil.c [2021-10-11 02:26:25,078 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:26:25,082 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:26:25,095 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:26:25,145 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:26:25,146 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:26:25,146 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:26:25,146 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:26:25,147 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:26:25,147 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:26:25,147 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:26:25,147 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:26:25,172 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2021-10-11 02:26:25,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:26:25,186 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:25,187 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:25,188 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:25,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:25,194 INFO L82 PathProgramCache]: Analyzing trace with hash 1528758621, now seen corresponding path program 1 times [2021-10-11 02:26:25,209 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:25,210 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [94062681] [2021-10-11 02:26:25,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/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 02:26:25,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:25,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:26:25,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:25,527 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 02:26:25,528 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:25,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [94062681] [2021-10-11 02:26:25,530 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:25,530 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:26:25,532 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276941946] [2021-10-11 02:26:25,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:26:25,549 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:25,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:26:25,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:26:25,567 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2021-10-11 02:26:25,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:25,626 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2021-10-11 02:26:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:26:25,628 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:26:25,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:25,646 INFO L225 Difference]: With dead ends: 208 [2021-10-11 02:26:25,646 INFO L226 Difference]: Without dead ends: 103 [2021-10-11 02:26:25,651 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:26:25,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-10-11 02:26:25,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2021-10-11 02:26:25,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2021-10-11 02:26:25,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2021-10-11 02:26:25,709 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2021-10-11 02:26:25,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:25,710 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2021-10-11 02:26:25,710 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:26:25,710 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2021-10-11 02:26:25,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:26:25,715 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:25,715 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:25,931 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:26:25,932 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:25,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:25,933 INFO L82 PathProgramCache]: Analyzing trace with hash 512126731, now seen corresponding path program 1 times [2021-10-11 02:26:25,934 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:25,934 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [498004758] [2021-10-11 02:26:25,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/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 02:26:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:26,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:26,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:26,170 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 02:26:26,170 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:26,171 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [498004758] [2021-10-11 02:26:26,171 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:26,171 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:26,171 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185047881] [2021-10-11 02:26:26,173 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:26,173 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:26,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:26,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:26,175 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 3 states. [2021-10-11 02:26:26,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:26,199 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2021-10-11 02:26:26,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:26,201 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:26:26,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:26,202 INFO L225 Difference]: With dead ends: 103 [2021-10-11 02:26:26,202 INFO L226 Difference]: Without dead ends: 45 [2021-10-11 02:26:26,204 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:26,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-11 02:26:26,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-11 02:26:26,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-10-11 02:26:26,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-11 02:26:26,217 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2021-10-11 02:26:26,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:26,219 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-11 02:26:26,220 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:26,220 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-11 02:26:26,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:26:26,221 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:26,221 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:26,433 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:26:26,433 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:26,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:26,434 INFO L82 PathProgramCache]: Analyzing trace with hash -471925062, now seen corresponding path program 1 times [2021-10-11 02:26:26,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:26,435 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1250404431] [2021-10-11 02:26:26,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/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 02:26:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:26,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:26,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:26,656 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 02:26:26,656 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:26,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1250404431] [2021-10-11 02:26:26,662 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:26,662 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:26,663 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225228906] [2021-10-11 02:26:26,663 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:26,663 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:26,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:26,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:26,665 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 3 states. [2021-10-11 02:26:26,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:26,725 INFO L93 Difference]: Finished difference Result 123 states and 180 transitions. [2021-10-11 02:26:26,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:26,729 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:26:26,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:26,733 INFO L225 Difference]: With dead ends: 123 [2021-10-11 02:26:26,733 INFO L226 Difference]: Without dead ends: 84 [2021-10-11 02:26:26,733 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:26,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2021-10-11 02:26:26,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 80. [2021-10-11 02:26:26,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2021-10-11 02:26:26,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 117 transitions. [2021-10-11 02:26:26,750 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 117 transitions. Word has length 22 [2021-10-11 02:26:26,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:26,750 INFO L481 AbstractCegarLoop]: Abstraction has 80 states and 117 transitions. [2021-10-11 02:26:26,751 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:26,751 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2021-10-11 02:26:26,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:26:26,752 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:26,752 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 02:26:26,976 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:26:26,979 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:26,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:26,979 INFO L82 PathProgramCache]: Analyzing trace with hash -644490584, now seen corresponding path program 1 times [2021-10-11 02:26:26,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:26,980 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [561217626] [2021-10-11 02:26:26,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/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 02:26:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:27,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:26:27,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:27,251 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 02:26:27,251 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:27,252 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [561217626] [2021-10-11 02:26:27,252 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:27,252 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:26:27,252 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342783753] [2021-10-11 02:26:27,253 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:26:27,253 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:27,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:26:27,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:26:27,256 INFO L87 Difference]: Start difference. First operand 80 states and 117 transitions. Second operand 5 states. [2021-10-11 02:26:27,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:27,417 INFO L93 Difference]: Finished difference Result 404 states and 614 transitions. [2021-10-11 02:26:27,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:26:27,417 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 02:26:27,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:27,422 INFO L225 Difference]: With dead ends: 404 [2021-10-11 02:26:27,422 INFO L226 Difference]: Without dead ends: 330 [2021-10-11 02:26:27,426 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 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 02:26:27,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2021-10-11 02:26:27,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 148. [2021-10-11 02:26:27,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2021-10-11 02:26:27,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 217 transitions. [2021-10-11 02:26:27,463 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 217 transitions. Word has length 24 [2021-10-11 02:26:27,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:27,464 INFO L481 AbstractCegarLoop]: Abstraction has 148 states and 217 transitions. [2021-10-11 02:26:27,464 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:26:27,464 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 217 transitions. [2021-10-11 02:26:27,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:26:27,465 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:27,466 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:27,681 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:26:27,682 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:27,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:27,682 INFO L82 PathProgramCache]: Analyzing trace with hash -235423010, now seen corresponding path program 1 times [2021-10-11 02:26:27,683 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:27,683 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1439901935] [2021-10-11 02:26:27,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/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 02:26:27,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:27,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:26:27,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:27,943 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 02:26:27,943 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:27,943 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1439901935] [2021-10-11 02:26:27,944 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:27,944 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:26:27,944 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851514907] [2021-10-11 02:26:27,944 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:26:27,945 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:27,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:26:27,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:26:27,945 INFO L87 Difference]: Start difference. First operand 148 states and 217 transitions. Second operand 5 states. [2021-10-11 02:26:28,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:28,067 INFO L93 Difference]: Finished difference Result 356 states and 539 transitions. [2021-10-11 02:26:28,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:26:28,068 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-10-11 02:26:28,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:28,068 INFO L225 Difference]: With dead ends: 356 [2021-10-11 02:26:28,068 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:26:28,069 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 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 02:26:28,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:26:28,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:26:28,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:26:28,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:26:28,070 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-11 02:26:28,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:28,070 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:26:28,070 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:26:28,070 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:26:28,071 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:26:28,285 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:26:28,287 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:26:28,717 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 868) no Hoare annotation was computed. [2021-10-11 02:26:28,717 INFO L258 CegarLoopResult]: At program point L499(lines 494 502) the Hoare annotation is: false [2021-10-11 02:26:28,717 INFO L258 CegarLoopResult]: At program point L499-1(lines 494 502) the Hoare annotation is: false [2021-10-11 02:26:28,718 INFO L262 CegarLoopResult]: For program point L433(lines 433 437) no Hoare annotation was computed. [2021-10-11 02:26:28,718 INFO L258 CegarLoopResult]: At program point L499-2(lines 494 502) the Hoare annotation is: false [2021-10-11 02:26:28,718 INFO L258 CegarLoopResult]: At program point L499-3(lines 494 502) the Hoare annotation is: false [2021-10-11 02:26:28,718 INFO L258 CegarLoopResult]: At program point L499-4(lines 494 502) the Hoare annotation is: false [2021-10-11 02:26:28,718 INFO L258 CegarLoopResult]: At program point L499-5(lines 494 502) the Hoare annotation is: false [2021-10-11 02:26:28,718 INFO L262 CegarLoopResult]: For program point L830(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:26:28,718 INFO L262 CegarLoopResult]: For program point L830-2(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:26:28,718 INFO L262 CegarLoopResult]: For program point L830-3(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:26:28,718 INFO L262 CegarLoopResult]: For program point L830-5(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:26:28,718 INFO L262 CegarLoopResult]: For program point L830-6(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:26:28,718 INFO L262 CegarLoopResult]: For program point L830-8(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:26:28,719 INFO L262 CegarLoopResult]: For program point L830-9(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:26:28,719 INFO L262 CegarLoopResult]: For program point L830-11(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:26:28,719 INFO L262 CegarLoopResult]: For program point L830-12(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:26:28,719 INFO L262 CegarLoopResult]: For program point L830-14(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:26:28,719 INFO L262 CegarLoopResult]: For program point L830-15(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:26:28,719 INFO L262 CegarLoopResult]: For program point L830-17(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:26:28,719 INFO L265 CegarLoopResult]: At program point L964(lines 945 967) the Hoare annotation is: true [2021-10-11 02:26:28,719 INFO L258 CegarLoopResult]: At program point L634(lines 583 635) the Hoare annotation is: false [2021-10-11 02:26:28,719 INFO L258 CegarLoopResult]: At program point L932(lines 928 934) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:28,719 INFO L258 CegarLoopResult]: At program point L537(lines 532 540) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:28,720 INFO L262 CegarLoopResult]: For program point L868(line 868) no Hoare annotation was computed. [2021-10-11 02:26:28,720 INFO L262 CegarLoopResult]: For program point L868-1(line 868) no Hoare annotation was computed. [2021-10-11 02:26:28,720 INFO L262 CegarLoopResult]: For program point L868-2(line 868) no Hoare annotation was computed. [2021-10-11 02:26:28,720 INFO L262 CegarLoopResult]: For program point L604(lines 604 610) no Hoare annotation was computed. [2021-10-11 02:26:28,720 INFO L258 CegarLoopResult]: At program point L604-1(lines 604 610) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:26:28,720 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 868) no Hoare annotation was computed. [2021-10-11 02:26:28,720 INFO L258 CegarLoopResult]: At program point L836(lines 821 839) the Hoare annotation is: false [2021-10-11 02:26:28,720 INFO L258 CegarLoopResult]: At program point L836-1(lines 821 839) the Hoare annotation is: false [2021-10-11 02:26:28,720 INFO L258 CegarLoopResult]: At program point L836-2(lines 821 839) the Hoare annotation is: false [2021-10-11 02:26:28,720 INFO L258 CegarLoopResult]: At program point L836-3(lines 821 839) the Hoare annotation is: false [2021-10-11 02:26:28,721 INFO L258 CegarLoopResult]: At program point L836-4(lines 821 839) the Hoare annotation is: false [2021-10-11 02:26:28,721 INFO L258 CegarLoopResult]: At program point L836-5(lines 821 839) the Hoare annotation is: false [2021-10-11 02:26:28,721 INFO L258 CegarLoopResult]: At program point L772(lines 765 775) the Hoare annotation is: false [2021-10-11 02:26:28,721 INFO L258 CegarLoopResult]: At program point L772-1(lines 765 775) the Hoare annotation is: false [2021-10-11 02:26:28,721 INFO L258 CegarLoopResult]: At program point L772-2(lines 765 775) the Hoare annotation is: false [2021-10-11 02:26:28,721 INFO L262 CegarLoopResult]: For program point L445(lines 445 449) no Hoare annotation was computed. [2021-10-11 02:26:28,721 INFO L262 CegarLoopResult]: For program point L711(lines 711 728) no Hoare annotation was computed. [2021-10-11 02:26:28,721 INFO L262 CegarLoopResult]: For program point L711-1(lines 711 728) no Hoare annotation was computed. [2021-10-11 02:26:28,721 INFO L262 CegarLoopResult]: For program point L711-2(lines 711 728) no Hoare annotation was computed. [2021-10-11 02:26:28,721 INFO L262 CegarLoopResult]: For program point L844(lines 844 850) no Hoare annotation was computed. [2021-10-11 02:26:28,722 INFO L258 CegarLoopResult]: At program point L844-1(lines 844 850) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:26:28,722 INFO L262 CegarLoopResult]: For program point L614(lines 614 629) no Hoare annotation was computed. [2021-10-11 02:26:28,722 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:26:28,722 INFO L258 CegarLoopResult]: At program point L781(lines 776 784) 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 02:26:28,722 INFO L258 CegarLoopResult]: At program point L781-1(lines 776 784) the Hoare annotation is: false [2021-10-11 02:26:28,722 INFO L262 CegarLoopResult]: For program point L715(lines 715 723) no Hoare annotation was computed. [2021-10-11 02:26:28,722 INFO L258 CegarLoopResult]: At program point L781-2(lines 776 784) the Hoare annotation is: false [2021-10-11 02:26:28,722 INFO L262 CegarLoopResult]: For program point L715-1(lines 715 723) no Hoare annotation was computed. [2021-10-11 02:26:28,722 INFO L262 CegarLoopResult]: For program point L715-2(lines 715 723) no Hoare annotation was computed. [2021-10-11 02:26:28,722 INFO L262 CegarLoopResult]: For program point L585(lines 584 633) no Hoare annotation was computed. [2021-10-11 02:26:28,722 INFO L262 CegarLoopResult]: For program point L552(lines 552 565) no Hoare annotation was computed. [2021-10-11 02:26:28,723 INFO L258 CegarLoopResult]: At program point L552-1(lines 1 967) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:26:28,723 INFO L262 CegarLoopResult]: For program point L552-2(lines 552 565) no Hoare annotation was computed. [2021-10-11 02:26:28,723 INFO L258 CegarLoopResult]: At program point L552-3(lines 1 967) the Hoare annotation is: false [2021-10-11 02:26:28,723 INFO L262 CegarLoopResult]: For program point L552-4(lines 552 565) no Hoare annotation was computed. [2021-10-11 02:26:28,723 INFO L258 CegarLoopResult]: At program point L552-5(lines 1 967) the Hoare annotation is: false [2021-10-11 02:26:28,723 INFO L262 CegarLoopResult]: For program point L685(lines 685 702) no Hoare annotation was computed. [2021-10-11 02:26:28,723 INFO L262 CegarLoopResult]: For program point L685-1(lines 685 702) no Hoare annotation was computed. [2021-10-11 02:26:28,723 INFO L262 CegarLoopResult]: For program point L685-2(lines 685 702) no Hoare annotation was computed. [2021-10-11 02:26:28,723 INFO L262 CegarLoopResult]: For program point L586(lines 586 590) no Hoare annotation was computed. [2021-10-11 02:26:28,723 INFO L262 CegarLoopResult]: For program point L685-3(lines 685 702) no Hoare annotation was computed. [2021-10-11 02:26:28,723 INFO L262 CegarLoopResult]: For program point L685-4(lines 685 702) no Hoare annotation was computed. [2021-10-11 02:26:28,723 INFO L262 CegarLoopResult]: For program point L685-5(lines 685 702) no Hoare annotation was computed. [2021-10-11 02:26:28,724 INFO L262 CegarLoopResult]: For program point L421(lines 421 425) no Hoare annotation was computed. [2021-10-11 02:26:28,724 INFO L262 CegarLoopResult]: For program point L421-3(lines 421 425) no Hoare annotation was computed. [2021-10-11 02:26:28,724 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:26:28,724 INFO L262 CegarLoopResult]: For program point L421-6(lines 421 425) no Hoare annotation was computed. [2021-10-11 02:26:28,724 INFO L258 CegarLoopResult]: At program point L884-2(lines 884 898) the Hoare annotation is: false [2021-10-11 02:26:28,724 INFO L258 CegarLoopResult]: At program point L653(lines 652 671) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:26:28,724 INFO L262 CegarLoopResult]: For program point L653-1(lines 653 659) no Hoare annotation was computed. [2021-10-11 02:26:28,724 INFO L258 CegarLoopResult]: At program point L653-2(lines 652 671) the Hoare annotation is: false [2021-10-11 02:26:28,724 INFO L258 CegarLoopResult]: At program point L653-3(lines 652 671) the Hoare annotation is: false [2021-10-11 02:26:28,724 INFO L262 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2021-10-11 02:26:28,725 INFO L262 CegarLoopResult]: For program point L622(lines 622 628) no Hoare annotation was computed. [2021-10-11 02:26:28,725 INFO L258 CegarLoopResult]: At program point L622-1(lines 653 659) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:26:28,725 INFO L262 CegarLoopResult]: For program point L556(lines 556 562) no Hoare annotation was computed. [2021-10-11 02:26:28,725 INFO L262 CegarLoopResult]: For program point L556-2(lines 556 562) no Hoare annotation was computed. [2021-10-11 02:26:28,725 INFO L262 CegarLoopResult]: For program point L556-4(lines 556 562) no Hoare annotation was computed. [2021-10-11 02:26:28,725 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:26:28,725 INFO L262 CegarLoopResult]: For program point L689(lines 689 697) no Hoare annotation was computed. [2021-10-11 02:26:28,725 INFO L262 CegarLoopResult]: For program point L689-1(lines 689 697) no Hoare annotation was computed. [2021-10-11 02:26:28,725 INFO L262 CegarLoopResult]: For program point L689-2(lines 689 697) no Hoare annotation was computed. [2021-10-11 02:26:28,725 INFO L262 CegarLoopResult]: For program point L689-3(lines 689 697) no Hoare annotation was computed. [2021-10-11 02:26:28,725 INFO L262 CegarLoopResult]: For program point L689-4(lines 689 697) no Hoare annotation was computed. [2021-10-11 02:26:28,726 INFO L262 CegarLoopResult]: For program point L689-5(lines 689 697) no Hoare annotation was computed. [2021-10-11 02:26:28,726 INFO L258 CegarLoopResult]: At program point L458(lines 453 461) the Hoare annotation is: false [2021-10-11 02:26:28,726 INFO L258 CegarLoopResult]: At program point L458-1(lines 453 461) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:26:28,726 INFO L258 CegarLoopResult]: At program point L458-2(lines 453 461) the Hoare annotation is: false [2021-10-11 02:26:28,726 INFO L258 CegarLoopResult]: At program point L458-3(lines 453 461) the Hoare annotation is: false [2021-10-11 02:26:28,726 INFO L258 CegarLoopResult]: At program point L458-4(lines 453 461) the Hoare annotation is: false [2021-10-11 02:26:28,726 INFO L258 CegarLoopResult]: At program point L458-5(lines 453 461) the Hoare annotation is: false [2021-10-11 02:26:28,726 INFO L262 CegarLoopResult]: For program point L888(lines 888 892) no Hoare annotation was computed. [2021-10-11 02:26:28,726 INFO L262 CegarLoopResult]: For program point L888-1(lines 653 659) no Hoare annotation was computed. [2021-10-11 02:26:28,726 INFO L262 CegarLoopResult]: For program point L955(lines 955 962) no Hoare annotation was computed. [2021-10-11 02:26:28,727 INFO L265 CegarLoopResult]: At program point L955-1(lines 955 962) the Hoare annotation is: true [2021-10-11 02:26:28,727 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:26:28,727 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 868) no Hoare annotation was computed. [2021-10-11 02:26:28,727 INFO L258 CegarLoopResult]: At program point L660(lines 660 666) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:26:28,727 INFO L258 CegarLoopResult]: At program point L660-1(lines 660 666) the Hoare annotation is: false [2021-10-11 02:26:28,727 INFO L262 CegarLoopResult]: For program point L594(lines 594 600) no Hoare annotation was computed. [2021-10-11 02:26:28,727 INFO L258 CegarLoopResult]: At program point L660-2(lines 660 666) the Hoare annotation is: false [2021-10-11 02:26:28,727 INFO L258 CegarLoopResult]: At program point L594-1(lines 594 600) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:26:28,728 INFO L258 CegarLoopResult]: At program point L529(lines 1 967) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:28,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:26:28 BoogieIcfgContainer [2021-10-11 02:26:28,743 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:26:28,744 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:26:28,744 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:26:28,744 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:26:28,745 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:25" (3/4) ... [2021-10-11 02:26:28,747 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:26:28,763 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:26:28,764 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:26:28,765 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:26:28,766 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:26:28,767 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:26:28,767 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:26:28,768 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:26:28,796 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-11 02:26:28,852 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6fa1fb-4035-412a-af34-a7e060efefbc/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:26:28,852 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:26:28,854 INFO L168 Benchmark]: Toolchain (without parser) took 7322.68 ms. Allocated memory was 58.7 MB in the beginning and 96.5 MB in the end (delta: 37.7 MB). Free memory was 35.9 MB in the beginning and 37.9 MB in the end (delta: -2.0 MB). Peak memory consumption was 34.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:28,854 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 58.7 MB. Free memory is still 40.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:26:28,854 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.06 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 35.8 MB in the beginning and 52.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:28,855 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.61 ms. Allocated memory is still 71.3 MB. Free memory was 52.5 MB in the beginning and 49.0 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:28,855 INFO L168 Benchmark]: Boogie Preprocessor took 49.71 ms. Allocated memory is still 71.3 MB. Free memory was 49.0 MB in the beginning and 46.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:28,855 INFO L168 Benchmark]: RCFGBuilder took 2755.92 ms. Allocated memory is still 71.3 MB. Free memory was 46.4 MB in the beginning and 51.4 MB in the end (delta: -5.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:28,856 INFO L168 Benchmark]: TraceAbstraction took 3689.34 ms. Allocated memory was 71.3 MB in the beginning and 96.5 MB in the end (delta: 25.2 MB). Free memory was 50.9 MB in the beginning and 46.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 43.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:28,856 INFO L168 Benchmark]: Witness Printer took 108.42 ms. Allocated memory is still 96.5 MB. Free memory was 46.2 MB in the beginning and 37.9 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:28,858 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 58.7 MB. Free memory is still 40.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 627.06 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 35.8 MB in the beginning and 52.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.61 ms. Allocated memory is still 71.3 MB. Free memory was 52.5 MB in the beginning and 49.0 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 49.71 ms. Allocated memory is still 71.3 MB. Free memory was 49.0 MB in the beginning and 46.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2755.92 ms. Allocated memory is still 71.3 MB. Free memory was 46.4 MB in the beginning and 51.4 MB in the end (delta: -5.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3689.34 ms. Allocated memory was 71.3 MB in the beginning and 96.5 MB in the end (delta: 25.2 MB). Free memory was 50.9 MB in the beginning and 46.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 43.6 MB. Max. memory is 16.1 GB. * Witness Printer took 108.42 ms. Allocated memory is still 96.5 MB. Free memory was 46.2 MB in the beginning and 37.9 MB in the end (delta: 8.4 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: 868]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 868]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 868]: 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: 928]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 594]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 653]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 652]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 652]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 652]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 434 SDtfs, 459 SDslu, 416 SDs, 0 SdLazy, 66 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 107 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=148occurred 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, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 134 HoareAnnotationTreeSize, 44 FomulaSimplifications, 2984 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 3563 SizeOfPredicates, 7 NumberOfNonLiveVariables, 978 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...