./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product33.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_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/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_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/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_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/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 7c9c699b8f4baa8342fdac40487e4f330549e95c ............................................................................................................................................ 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_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/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_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/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_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/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 7c9c699b8f4baa8342fdac40487e4f330549e95c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:31:53,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:31:53,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:31:53,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:31:53,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:31:53,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:31:53,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:31:53,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:31:53,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:31:53,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:31:53,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:31:53,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:31:53,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:31:53,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:31:53,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:31:53,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:31:53,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:31:53,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:31:53,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:31:53,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:31:53,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:31:53,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:31:53,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:31:53,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:31:53,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:31:53,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:31:53,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:31:53,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:31:53,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:31:53,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:31:53,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:31:53,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:31:53,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:31:53,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:31:53,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:31:53,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:31:54,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:31:54,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:31:54,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:31:54,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:31:54,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:31:54,005 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:31:54,030 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:31:54,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:31:54,031 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:31:54,032 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:31:54,032 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:31:54,032 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:31:54,033 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:31:54,033 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:31:54,033 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:31:54,034 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:31:54,034 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:31:54,034 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:31:54,035 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:31:54,035 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:31:54,036 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:31:54,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:31:54,037 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:31:54,037 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:31:54,038 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:31:54,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:31:54,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:31:54,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:31:54,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:31:54,039 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:31:54,039 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:31:54,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:31:54,040 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:31:54,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:31:54,041 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:31:54,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:31:54,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:54,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:31:54,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:31:54,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:31:54,042 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:31:54,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:31:54,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:31:54,043 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:31:54,044 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:31:54,044 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_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c9c699b8f4baa8342fdac40487e4f330549e95c [2021-10-11 02:31:54,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:31:54,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:31:54,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:31:54,366 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:31:54,367 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:31:54,368 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c [2021-10-11 02:31:54,453 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/data/b37ea7724/33bd87b42a694a0c9b16539d559aae01/FLAG337c43b0d [2021-10-11 02:31:55,091 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:31:55,099 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c [2021-10-11 02:31:55,117 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/data/b37ea7724/33bd87b42a694a0c9b16539d559aae01/FLAG337c43b0d [2021-10-11 02:31:55,377 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/data/b37ea7724/33bd87b42a694a0c9b16539d559aae01 [2021-10-11 02:31:55,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:31:55,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:31:55,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:55,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:31:55,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:31:55,390 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:55" (1/1) ... [2021-10-11 02:31:55,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60fd7bf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:55, skipping insertion in model container [2021-10-11 02:31:55,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:55" (1/1) ... [2021-10-11 02:31:55,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:31:55,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:55,698 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_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c[13664,13677] [2021-10-11 02:31:55,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:55,759 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:31:55,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e5ef2c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:55, skipping insertion in model container [2021-10-11 02:31:55,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:55,765 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:31:55,768 INFO L168 Benchmark]: Toolchain (without parser) took 385.28 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 43.3 MB in the beginning and 79.7 MB in the end (delta: -36.4 MB). Peak memory consumption was 10.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:55,770 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 81.8 MB. Free memory was 60.2 MB in the beginning and 60.1 MB in the end (delta: 61.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:31:55,772 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.75 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 43.1 MB in the beginning and 79.7 MB in the end (delta: -36.6 MB). Peak memory consumption was 10.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:55,775 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 81.8 MB. Free memory was 60.2 MB in the beginning and 60.1 MB in the end (delta: 61.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 379.75 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 43.1 MB in the beginning and 79.7 MB in the end (delta: -36.6 MB). Peak memory consumption was 10.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 273]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:31:57,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:31:57,980 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:31:58,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:31:58,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:31:58,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:31:58,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:31:58,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:31:58,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:31:58,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:31:58,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:31:58,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:31:58,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:31:58,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:31:58,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:31:58,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:31:58,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:31:58,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:31:58,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:31:58,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:31:58,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:31:58,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:31:58,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:31:58,080 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:31:58,083 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:31:58,084 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:31:58,084 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:31:58,085 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:31:58,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:31:58,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:31:58,087 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:31:58,088 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:31:58,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:31:58,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:31:58,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:31:58,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:31:58,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:31:58,099 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:31:58,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:31:58,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:31:58,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:31:58,102 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:31:58,141 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:31:58,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:31:58,143 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:31:58,143 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:31:58,143 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:31:58,143 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:31:58,143 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:31:58,144 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:31:58,144 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:31:58,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:31:58,146 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:31:58,147 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:31:58,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:31:58,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:31:58,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:31:58,147 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:31:58,147 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:31:58,148 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:31:58,148 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:31:58,149 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:31:58,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:31:58,155 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:31:58,155 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:31:58,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:31:58,157 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:31:58,157 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:31:58,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:58,158 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:31:58,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:31:58,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:31:58,158 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:31:58,159 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:31:58,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:31:58,159 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:31:58,159 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:31:58,160 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_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c9c699b8f4baa8342fdac40487e4f330549e95c [2021-10-11 02:31:58,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:31:58,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:31:58,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:31:58,569 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:31:58,570 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:31:58,571 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c [2021-10-11 02:31:58,658 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/data/8d88c8b28/2aaa72c41a554d63a9874452d4edd2cf/FLAGd97f702a5 [2021-10-11 02:31:59,273 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:31:59,274 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c [2021-10-11 02:31:59,286 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/data/8d88c8b28/2aaa72c41a554d63a9874452d4edd2cf/FLAGd97f702a5 [2021-10-11 02:31:59,526 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/data/8d88c8b28/2aaa72c41a554d63a9874452d4edd2cf [2021-10-11 02:31:59,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:31:59,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:31:59,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:59,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:31:59,541 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:31:59,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:59" (1/1) ... [2021-10-11 02:31:59,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ad300b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:59, skipping insertion in model container [2021-10-11 02:31:59,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:59" (1/1) ... [2021-10-11 02:31:59,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:31:59,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:59,934 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c[13664,13677] [2021-10-11 02:31:59,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:31:59,984 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:31:59,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:32:00,095 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_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c[13664,13677] [2021-10-11 02:32:00,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:32:00,120 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:32:00,221 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_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c[13664,13677] [2021-10-11 02:32:00,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:32:00,268 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:32:00,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00 WrapperNode [2021-10-11 02:32:00,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:32:00,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:32:00,272 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:32:00,272 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:32:00,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,377 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:32:00,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:32:00,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:32:00,378 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:32:00,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... [2021-10-11 02:32:00,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:32:00,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:32:00,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:32:00,421 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:32:00,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/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 02:32:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:32:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:32:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:32:00,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:32:03,210 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:32:03,210 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2021-10-11 02:32:03,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:03 BoogieIcfgContainer [2021-10-11 02:32:03,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:32:03,217 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:32:03,217 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:32:03,220 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:32:03,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:31:59" (1/3) ... [2021-10-11 02:32:03,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50067170 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:32:03, skipping insertion in model container [2021-10-11 02:32:03,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:32:00" (2/3) ... [2021-10-11 02:32:03,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50067170 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:32:03, skipping insertion in model container [2021-10-11 02:32:03,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:03" (3/3) ... [2021-10-11 02:32:03,223 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product33.cil.c [2021-10-11 02:32:03,233 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:32:03,235 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:32:03,244 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:32:03,263 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:32:03,264 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:32:03,264 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:32:03,264 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:32:03,264 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:32:03,264 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:32:03,264 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:32:03,264 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:32:03,279 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states. [2021-10-11 02:32:03,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:32:03,285 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:03,285 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:03,286 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:03,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:03,291 INFO L82 PathProgramCache]: Analyzing trace with hash 1284074395, now seen corresponding path program 1 times [2021-10-11 02:32:03,304 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:03,304 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [112979748] [2021-10-11 02:32:03,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:03,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:03,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:32:03,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:03,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:03,619 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:03,620 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [112979748] [2021-10-11 02:32:03,621 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:03,621 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:32:03,621 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911690098] [2021-10-11 02:32:03,625 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:32:03,625 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:03,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:32:03,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:32:03,645 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 2 states. [2021-10-11 02:32:03,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:03,698 INFO L93 Difference]: Finished difference Result 162 states and 245 transitions. [2021-10-11 02:32:03,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:32:03,700 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:32:03,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:03,716 INFO L225 Difference]: With dead ends: 162 [2021-10-11 02:32:03,716 INFO L226 Difference]: Without dead ends: 80 [2021-10-11 02:32:03,719 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:32:03,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2021-10-11 02:32:03,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2021-10-11 02:32:03,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2021-10-11 02:32:03,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 114 transitions. [2021-10-11 02:32:03,768 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 114 transitions. Word has length 18 [2021-10-11 02:32:03,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:03,768 INFO L481 AbstractCegarLoop]: Abstraction has 80 states and 114 transitions. [2021-10-11 02:32:03,768 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:32:03,769 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 114 transitions. [2021-10-11 02:32:03,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:32:03,770 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:03,770 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:03,985 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:32:03,985 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:03,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:03,986 INFO L82 PathProgramCache]: Analyzing trace with hash 373043642, now seen corresponding path program 1 times [2021-10-11 02:32:03,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:03,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [954693981] [2021-10-11 02:32:03,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:04,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:04,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:04,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:04,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:04,197 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:04,197 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [954693981] [2021-10-11 02:32:04,197 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:04,198 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:32:04,198 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583142266] [2021-10-11 02:32:04,199 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:04,199 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:04,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:04,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:04,201 INFO L87 Difference]: Start difference. First operand 80 states and 114 transitions. Second operand 3 states. [2021-10-11 02:32:04,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:04,211 INFO L93 Difference]: Finished difference Result 80 states and 114 transitions. [2021-10-11 02:32:04,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:04,212 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:32:04,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:04,213 INFO L225 Difference]: With dead ends: 80 [2021-10-11 02:32:04,213 INFO L226 Difference]: Without dead ends: 36 [2021-10-11 02:32:04,214 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:04,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-10-11 02:32:04,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2021-10-11 02:32:04,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2021-10-11 02:32:04,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 51 transitions. [2021-10-11 02:32:04,220 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 51 transitions. Word has length 19 [2021-10-11 02:32:04,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:04,220 INFO L481 AbstractCegarLoop]: Abstraction has 36 states and 51 transitions. [2021-10-11 02:32:04,220 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:04,220 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 51 transitions. [2021-10-11 02:32:04,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:32:04,221 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:04,221 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, 1, 1] [2021-10-11 02:32:04,433 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:32:04,433 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:04,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:04,434 INFO L82 PathProgramCache]: Analyzing trace with hash -196588044, now seen corresponding path program 1 times [2021-10-11 02:32:04,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:04,436 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [264321274] [2021-10-11 02:32:04,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:04,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:04,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:04,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:04,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:04,659 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:04,660 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [264321274] [2021-10-11 02:32:04,660 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:04,660 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:32:04,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200292426] [2021-10-11 02:32:04,661 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:04,661 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:04,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:04,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:04,662 INFO L87 Difference]: Start difference. First operand 36 states and 51 transitions. Second operand 3 states. [2021-10-11 02:32:04,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:04,671 INFO L93 Difference]: Finished difference Result 66 states and 96 transitions. [2021-10-11 02:32:04,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:04,671 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:32:04,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:04,673 INFO L225 Difference]: With dead ends: 66 [2021-10-11 02:32:04,673 INFO L226 Difference]: Without dead ends: 36 [2021-10-11 02:32:04,673 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:04,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-10-11 02:32:04,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2021-10-11 02:32:04,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2021-10-11 02:32:04,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 50 transitions. [2021-10-11 02:32:04,680 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 50 transitions. Word has length 24 [2021-10-11 02:32:04,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:04,680 INFO L481 AbstractCegarLoop]: Abstraction has 36 states and 50 transitions. [2021-10-11 02:32:04,680 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:04,681 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 50 transitions. [2021-10-11 02:32:04,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:32:04,682 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:04,682 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 02:32:04,904 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:32:04,905 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:04,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:04,905 INFO L82 PathProgramCache]: Analyzing trace with hash 961211503, now seen corresponding path program 1 times [2021-10-11 02:32:04,906 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:04,906 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1123119885] [2021-10-11 02:32:04,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:05,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:05,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:32:05,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:05,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:05,186 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:05,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1123119885] [2021-10-11 02:32:05,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:05,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:32:05,186 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484054697] [2021-10-11 02:32:05,187 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:32:05,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:05,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:32:05,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:05,188 INFO L87 Difference]: Start difference. First operand 36 states and 50 transitions. Second operand 3 states. [2021-10-11 02:32:05,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:05,265 INFO L93 Difference]: Finished difference Result 89 states and 127 transitions. [2021-10-11 02:32:05,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:32:05,265 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2021-10-11 02:32:05,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:05,270 INFO L225 Difference]: With dead ends: 89 [2021-10-11 02:32:05,271 INFO L226 Difference]: Without dead ends: 59 [2021-10-11 02:32:05,271 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:32:05,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2021-10-11 02:32:05,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 57. [2021-10-11 02:32:05,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2021-10-11 02:32:05,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 80 transitions. [2021-10-11 02:32:05,282 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 80 transitions. Word has length 25 [2021-10-11 02:32:05,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:05,282 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 80 transitions. [2021-10-11 02:32:05,282 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:32:05,282 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2021-10-11 02:32:05,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-11 02:32:05,284 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:05,284 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:05,500 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:32:05,500 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:05,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:05,501 INFO L82 PathProgramCache]: Analyzing trace with hash 1128412896, now seen corresponding path program 1 times [2021-10-11 02:32:05,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:05,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1210653366] [2021-10-11 02:32:05,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:05,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:05,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:32:05,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:05,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:05,786 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:05,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1210653366] [2021-10-11 02:32:05,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:05,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:32:05,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255244776] [2021-10-11 02:32:05,788 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:32:05,789 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:05,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:32:05,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:05,790 INFO L87 Difference]: Start difference. First operand 57 states and 80 transitions. Second operand 5 states. [2021-10-11 02:32:05,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:05,879 INFO L93 Difference]: Finished difference Result 149 states and 209 transitions. [2021-10-11 02:32:05,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:32:05,880 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2021-10-11 02:32:05,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:05,884 INFO L225 Difference]: With dead ends: 149 [2021-10-11 02:32:05,884 INFO L226 Difference]: Without dead ends: 98 [2021-10-11 02:32:05,886 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:32:05,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2021-10-11 02:32:05,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 60. [2021-10-11 02:32:05,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2021-10-11 02:32:05,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 83 transitions. [2021-10-11 02:32:05,915 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 83 transitions. Word has length 31 [2021-10-11 02:32:05,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:05,916 INFO L481 AbstractCegarLoop]: Abstraction has 60 states and 83 transitions. [2021-10-11 02:32:05,916 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:32:05,916 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2021-10-11 02:32:05,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-11 02:32:05,920 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:05,920 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:06,140 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:32:06,140 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:06,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:06,141 INFO L82 PathProgramCache]: Analyzing trace with hash 1016803, now seen corresponding path program 1 times [2021-10-11 02:32:06,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:06,141 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1079058055] [2021-10-11 02:32:06,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:06,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:32:06,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:06,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:06,416 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:06,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1079058055] [2021-10-11 02:32:06,417 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:06,417 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:32:06,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254721701] [2021-10-11 02:32:06,418 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:32:06,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:06,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:32:06,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:06,419 INFO L87 Difference]: Start difference. First operand 60 states and 83 transitions. Second operand 5 states. [2021-10-11 02:32:06,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:06,580 INFO L93 Difference]: Finished difference Result 314 states and 451 transitions. [2021-10-11 02:32:06,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:32:06,580 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2021-10-11 02:32:06,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:06,582 INFO L225 Difference]: With dead ends: 314 [2021-10-11 02:32:06,582 INFO L226 Difference]: Without dead ends: 260 [2021-10-11 02:32:06,583 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:32:06,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2021-10-11 02:32:06,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 106. [2021-10-11 02:32:06,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2021-10-11 02:32:06,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 144 transitions. [2021-10-11 02:32:06,599 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 144 transitions. Word has length 31 [2021-10-11 02:32:06,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:06,600 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 144 transitions. [2021-10-11 02:32:06,600 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:32:06,600 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 144 transitions. [2021-10-11 02:32:06,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 02:32:06,601 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:06,601 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:06,817 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:32:06,818 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:06,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:06,818 INFO L82 PathProgramCache]: Analyzing trace with hash -2111743067, now seen corresponding path program 1 times [2021-10-11 02:32:06,819 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:06,819 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [450927154] [2021-10-11 02:32:06,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:07,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:07,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 02:32:07,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:07,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:07,068 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:07,069 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [450927154] [2021-10-11 02:32:07,069 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:07,069 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:32:07,069 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499646139] [2021-10-11 02:32:07,069 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:32:07,070 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:07,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:32:07,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:32:07,070 INFO L87 Difference]: Start difference. First operand 106 states and 144 transitions. Second operand 4 states. [2021-10-11 02:32:08,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:08,323 INFO L93 Difference]: Finished difference Result 266 states and 372 transitions. [2021-10-11 02:32:08,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:32:08,324 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2021-10-11 02:32:08,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:08,326 INFO L225 Difference]: With dead ends: 266 [2021-10-11 02:32:08,326 INFO L226 Difference]: Without dead ends: 212 [2021-10-11 02:32:08,327 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:32:08,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2021-10-11 02:32:08,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 205. [2021-10-11 02:32:08,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2021-10-11 02:32:08,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 282 transitions. [2021-10-11 02:32:08,349 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 282 transitions. Word has length 32 [2021-10-11 02:32:08,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:08,350 INFO L481 AbstractCegarLoop]: Abstraction has 205 states and 282 transitions. [2021-10-11 02:32:08,350 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:32:08,350 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 282 transitions. [2021-10-11 02:32:08,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 02:32:08,351 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:08,351 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:08,563 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:32:08,563 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:08,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:08,564 INFO L82 PathProgramCache]: Analyzing trace with hash 1172106979, now seen corresponding path program 1 times [2021-10-11 02:32:08,564 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:08,565 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1315089737] [2021-10-11 02:32:08,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:08,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:08,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:32:08,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:08,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:08,786 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:08,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1315089737] [2021-10-11 02:32:08,786 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:08,786 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:32:08,786 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610212228] [2021-10-11 02:32:08,787 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:32:08,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:08,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:32:08,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:32:08,788 INFO L87 Difference]: Start difference. First operand 205 states and 282 transitions. Second operand 4 states. [2021-10-11 02:32:08,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:08,861 INFO L93 Difference]: Finished difference Result 520 states and 726 transitions. [2021-10-11 02:32:08,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:32:08,861 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2021-10-11 02:32:08,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:08,864 INFO L225 Difference]: With dead ends: 520 [2021-10-11 02:32:08,864 INFO L226 Difference]: Without dead ends: 364 [2021-10-11 02:32:08,865 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:08,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2021-10-11 02:32:08,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 204. [2021-10-11 02:32:08,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2021-10-11 02:32:08,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 280 transitions. [2021-10-11 02:32:08,889 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 280 transitions. Word has length 32 [2021-10-11 02:32:08,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:08,889 INFO L481 AbstractCegarLoop]: Abstraction has 204 states and 280 transitions. [2021-10-11 02:32:08,889 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:32:08,890 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 280 transitions. [2021-10-11 02:32:08,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 02:32:08,891 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:08,891 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:09,109 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:32:09,113 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:09,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:09,113 INFO L82 PathProgramCache]: Analyzing trace with hash -1737298786, now seen corresponding path program 1 times [2021-10-11 02:32:09,114 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:09,114 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1683612091] [2021-10-11 02:32:09,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:09,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:32:09,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:09,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:09,353 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:09,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1683612091] [2021-10-11 02:32:09,353 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:09,353 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:32:09,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705613425] [2021-10-11 02:32:09,354 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:32:09,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:09,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:32:09,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:09,355 INFO L87 Difference]: Start difference. First operand 204 states and 280 transitions. Second operand 5 states. [2021-10-11 02:32:10,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:10,742 INFO L93 Difference]: Finished difference Result 434 states and 611 transitions. [2021-10-11 02:32:10,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:32:10,743 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2021-10-11 02:32:10,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:10,745 INFO L225 Difference]: With dead ends: 434 [2021-10-11 02:32:10,745 INFO L226 Difference]: Without dead ends: 63 [2021-10-11 02:32:10,747 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:32:10,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2021-10-11 02:32:10,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 60. [2021-10-11 02:32:10,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2021-10-11 02:32:10,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 74 transitions. [2021-10-11 02:32:10,754 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 74 transitions. Word has length 32 [2021-10-11 02:32:10,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:10,755 INFO L481 AbstractCegarLoop]: Abstraction has 60 states and 74 transitions. [2021-10-11 02:32:10,755 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:32:10,755 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 74 transitions. [2021-10-11 02:32:10,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 02:32:10,758 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:32:10,758 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:32:10,970 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:32:10,973 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:32:10,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:32:10,973 INFO L82 PathProgramCache]: Analyzing trace with hash 1430272417, now seen corresponding path program 1 times [2021-10-11 02:32:10,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:32:10,974 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1139427211] [2021-10-11 02:32:10,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2021-10-11 02:32:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:32:11,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:32:11,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:32:11,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:32:11,257 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:32:11,257 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1139427211] [2021-10-11 02:32:11,258 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:32:11,258 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:32:11,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831973449] [2021-10-11 02:32:11,260 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:32:11,260 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:32:11,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:32:11,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:32:11,261 INFO L87 Difference]: Start difference. First operand 60 states and 74 transitions. Second operand 5 states. [2021-10-11 02:32:11,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:32:11,308 INFO L93 Difference]: Finished difference Result 103 states and 128 transitions. [2021-10-11 02:32:11,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:32:11,308 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2021-10-11 02:32:11,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:32:11,310 INFO L225 Difference]: With dead ends: 103 [2021-10-11 02:32:11,311 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:32:11,311 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:32:11,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:32:11,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:32:11,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:32:11,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:32:11,312 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2021-10-11 02:32:11,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:32:11,312 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:32:11,312 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:32:11,312 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:32:11,313 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:32:11,532 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:32:11,533 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:32:11,680 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 40 [2021-10-11 02:32:12,063 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 23 [2021-10-11 02:32:12,468 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2021-10-11 02:32:12,770 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 23 [2021-10-11 02:32:12,900 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 23 [2021-10-11 02:32:12,907 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 615) no Hoare annotation was computed. [2021-10-11 02:32:12,908 INFO L258 CegarLoopResult]: At program point L696(lines 695 714) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32)) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2))) [2021-10-11 02:32:12,908 INFO L262 CegarLoopResult]: For program point L696-1(lines 696 702) no Hoare annotation was computed. [2021-10-11 02:32:12,908 INFO L258 CegarLoopResult]: At program point L696-2(lines 695 714) the Hoare annotation is: false [2021-10-11 02:32:12,908 INFO L258 CegarLoopResult]: At program point L696-3(lines 695 714) the Hoare annotation is: false [2021-10-11 02:32:12,908 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:32:12,908 INFO L262 CegarLoopResult]: For program point L631(lines 630 675) no Hoare annotation was computed. [2021-10-11 02:32:12,908 INFO L262 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2021-10-11 02:32:12,908 INFO L262 CegarLoopResult]: For program point L615-1(line 615) no Hoare annotation was computed. [2021-10-11 02:32:12,909 INFO L262 CegarLoopResult]: For program point L615-2(line 615) no Hoare annotation was computed. [2021-10-11 02:32:12,909 INFO L262 CegarLoopResult]: For program point L830(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:32:12,909 INFO L262 CegarLoopResult]: For program point L830-2(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:32:12,909 INFO L262 CegarLoopResult]: For program point L830-3(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:32:12,910 INFO L262 CegarLoopResult]: For program point L830-5(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:32:12,910 INFO L262 CegarLoopResult]: For program point L632(lines 632 636) no Hoare annotation was computed. [2021-10-11 02:32:12,910 INFO L262 CegarLoopResult]: For program point L830-6(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:32:12,910 INFO L262 CegarLoopResult]: For program point L830-8(lines 830 834) no Hoare annotation was computed. [2021-10-11 02:32:12,910 INFO L258 CegarLoopResult]: At program point L781(lines 776 784) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:12,910 INFO L258 CegarLoopResult]: At program point L781-1(lines 776 784) the Hoare annotation is: false [2021-10-11 02:32:12,911 INFO L258 CegarLoopResult]: At program point L781-2(lines 776 784) the Hoare annotation is: false [2021-10-11 02:32:12,912 INFO L258 CegarLoopResult]: At program point L137(lines 128 141) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)))) [2021-10-11 02:32:12,912 INFO L258 CegarLoopResult]: At program point L137-1(lines 128 141) the Hoare annotation is: false [2021-10-11 02:32:12,912 INFO L258 CegarLoopResult]: At program point L137-2(lines 128 141) the Hoare annotation is: false [2021-10-11 02:32:12,912 INFO L258 CegarLoopResult]: At program point L897(lines 1 908) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:12,912 INFO L262 CegarLoopResult]: For program point L732(lines 732 740) no Hoare annotation was computed. [2021-10-11 02:32:12,913 INFO L262 CegarLoopResult]: For program point L732-1(lines 732 740) no Hoare annotation was computed. [2021-10-11 02:32:12,913 INFO L262 CegarLoopResult]: For program point L666(lines 666 670) no Hoare annotation was computed. [2021-10-11 02:32:12,913 INFO L262 CegarLoopResult]: For program point L732-2(lines 732 740) no Hoare annotation was computed. [2021-10-11 02:32:12,913 INFO L262 CegarLoopResult]: For program point L666-2(lines 696 702) no Hoare annotation was computed. [2021-10-11 02:32:12,913 INFO L262 CegarLoopResult]: For program point L55(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:32:12,913 INFO L262 CegarLoopResult]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:32:12,913 INFO L262 CegarLoopResult]: For program point L55-6(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:32:12,913 INFO L258 CegarLoopResult]: At program point L204(lines 200 206) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:12,913 INFO L262 CegarLoopResult]: For program point L650(lines 650 656) no Hoare annotation was computed. [2021-10-11 02:32:12,913 INFO L258 CegarLoopResult]: At program point L650-1(lines 650 656) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32)) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2))) [2021-10-11 02:32:12,914 INFO L258 CegarLoopResult]: At program point L155-2(lines 155 169) the Hoare annotation is: false [2021-10-11 02:32:12,914 INFO L262 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2021-10-11 02:32:12,914 INFO L262 CegarLoopResult]: For program point L850(lines 850 870) no Hoare annotation was computed. [2021-10-11 02:32:12,914 INFO L262 CegarLoopResult]: For program point L850-2(lines 850 870) no Hoare annotation was computed. [2021-10-11 02:32:12,914 INFO L262 CegarLoopResult]: For program point L850-4(lines 850 870) no Hoare annotation was computed. [2021-10-11 02:32:12,914 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:32:12,914 INFO L258 CegarLoopResult]: At program point L124(lines 119 127) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) .cse1 (= ULTIMATE.start_processEnvironment_~tmp~5 (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32)) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1))) [2021-10-11 02:32:12,914 INFO L258 CegarLoopResult]: At program point L124-1(lines 119 127) the Hoare annotation is: false [2021-10-11 02:32:12,914 INFO L258 CegarLoopResult]: At program point L124-2(lines 119 127) the Hoare annotation is: false [2021-10-11 02:32:12,914 INFO L265 CegarLoopResult]: At program point L240(lines 221 243) the Hoare annotation is: true [2021-10-11 02:32:12,914 INFO L258 CegarLoopResult]: At program point L703(lines 703 709) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) .cse1 (= ULTIMATE.start_processEnvironment_~tmp~5 (_ bv0 32))) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32)) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1))) [2021-10-11 02:32:12,915 INFO L258 CegarLoopResult]: At program point L703-1(lines 703 709) the Hoare annotation is: false [2021-10-11 02:32:12,915 INFO L258 CegarLoopResult]: At program point L703-2(lines 703 709) the Hoare annotation is: false [2021-10-11 02:32:12,915 INFO L258 CegarLoopResult]: At program point L92(lines 87 95) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32)) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) .cse1 (= ULTIMATE.start_processEnvironment_~tmp~5 (_ bv0 32))))) [2021-10-11 02:32:12,915 INFO L258 CegarLoopResult]: At program point L92-1(lines 87 95) the Hoare annotation is: false [2021-10-11 02:32:12,915 INFO L258 CegarLoopResult]: At program point L92-2(lines 87 95) the Hoare annotation is: false [2021-10-11 02:32:12,915 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 615) no Hoare annotation was computed. [2021-10-11 02:32:12,915 INFO L258 CegarLoopResult]: At program point L836(lines 821 839) the Hoare annotation is: (let ((.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) .cse1 .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) .cse3) (and .cse4 .cse0 .cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv4294967295 32))) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32)) (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (and .cse4 .cse0 .cse1 .cse2 .cse3))) [2021-10-11 02:32:12,915 INFO L258 CegarLoopResult]: At program point L836-1(lines 821 839) the Hoare annotation is: false [2021-10-11 02:32:12,915 INFO L258 CegarLoopResult]: At program point L836-2(lines 821 839) the Hoare annotation is: false [2021-10-11 02:32:12,915 INFO L262 CegarLoopResult]: For program point L159(lines 159 163) no Hoare annotation was computed. [2021-10-11 02:32:12,916 INFO L262 CegarLoopResult]: For program point L159-1(lines 696 702) no Hoare annotation was computed. [2021-10-11 02:32:12,916 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:32:12,916 INFO L262 CegarLoopResult]: For program point L640(lines 640 646) no Hoare annotation was computed. [2021-10-11 02:32:12,916 INFO L258 CegarLoopResult]: At program point L640-1(lines 640 646) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32)) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2))) [2021-10-11 02:32:12,916 INFO L262 CegarLoopResult]: For program point L79(lines 79 83) no Hoare annotation was computed. [2021-10-11 02:32:12,916 INFO L258 CegarLoopResult]: At program point L905(lines 900 908) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:32:12,916 INFO L262 CegarLoopResult]: For program point L856(lines 856 869) no Hoare annotation was computed. [2021-10-11 02:32:12,916 INFO L258 CegarLoopResult]: At program point L856-1(lines 1 908) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) .cse1) (and (= ULTIMATE.start_isHighWaterLevel_~tmp~6 (_ bv0 32)) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1))) [2021-10-11 02:32:12,916 INFO L262 CegarLoopResult]: For program point L856-2(lines 856 869) no Hoare annotation was computed. [2021-10-11 02:32:12,916 INFO L258 CegarLoopResult]: At program point L856-3(lines 1 908) the Hoare annotation is: false [2021-10-11 02:32:12,916 INFO L262 CegarLoopResult]: For program point L856-4(lines 856 869) no Hoare annotation was computed. [2021-10-11 02:32:12,917 INFO L258 CegarLoopResult]: At program point L856-5(lines 1 908) the Hoare annotation is: false [2021-10-11 02:32:12,917 INFO L258 CegarLoopResult]: At program point L676(lines 629 677) the Hoare annotation is: false [2021-10-11 02:32:12,917 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:32:12,917 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 615) no Hoare annotation was computed. [2021-10-11 02:32:12,917 INFO L262 CegarLoopResult]: For program point L660(lines 660 671) no Hoare annotation was computed. [2021-10-11 02:32:12,917 INFO L262 CegarLoopResult]: For program point L231(lines 231 238) no Hoare annotation was computed. [2021-10-11 02:32:12,917 INFO L265 CegarLoopResult]: At program point L231-1(lines 231 238) the Hoare annotation is: true [2021-10-11 02:32:12,917 INFO L262 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2021-10-11 02:32:12,917 INFO L262 CegarLoopResult]: For program point L132-1(lines 132 138) no Hoare annotation was computed. [2021-10-11 02:32:12,917 INFO L262 CegarLoopResult]: For program point L132-2(lines 132 138) no Hoare annotation was computed. [2021-10-11 02:32:12,917 INFO L262 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-11 02:32:12,918 INFO L262 CegarLoopResult]: For program point L860(lines 860 866) no Hoare annotation was computed. [2021-10-11 02:32:12,918 INFO L262 CegarLoopResult]: For program point L860-2(lines 860 866) no Hoare annotation was computed. [2021-10-11 02:32:12,918 INFO L262 CegarLoopResult]: For program point L728(lines 728 745) no Hoare annotation was computed. [2021-10-11 02:32:12,918 INFO L262 CegarLoopResult]: For program point L860-4(lines 860 866) no Hoare annotation was computed. [2021-10-11 02:32:12,918 INFO L262 CegarLoopResult]: For program point L728-1(lines 728 745) no Hoare annotation was computed. [2021-10-11 02:32:12,918 INFO L262 CegarLoopResult]: For program point L728-2(lines 728 745) no Hoare annotation was computed. [2021-10-11 02:32:12,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:32:12 BoogieIcfgContainer [2021-10-11 02:32:12,968 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:32:12,968 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:32:12,968 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:32:12,969 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:32:12,969 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:32:03" (3/4) ... [2021-10-11 02:32:12,972 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:32:12,996 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:32:12,997 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:32:12,997 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:32:12,998 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:32:12,999 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:32:13,000 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:32:13,000 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:32:13,032 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result) [2021-10-11 02:32:13,033 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32) && 1bv32 == \result) || (((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:13,033 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result)) || ((((tmp == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:32:13,034 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1bv32 == \result && tmp == 0bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:32:13,107 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc04bbe-a043-45dd-ba72-efd415f7fbd8/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:32:13,107 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:32:13,108 INFO L168 Benchmark]: Toolchain (without parser) took 13571.94 ms. Allocated memory was 65.0 MB in the beginning and 104.9 MB in the end (delta: 39.8 MB). Free memory was 44.7 MB in the beginning and 56.0 MB in the end (delta: -11.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:13,108 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 65.0 MB. Free memory is still 47.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:32:13,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 731.13 ms. Allocated memory is still 65.0 MB. Free memory was 44.6 MB in the beginning and 31.5 MB in the end (delta: 13.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:13,109 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.04 ms. Allocated memory was 65.0 MB in the beginning and 86.0 MB in the end (delta: 21.0 MB). Free memory was 31.5 MB in the beginning and 67.4 MB in the end (delta: -35.8 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:13,110 INFO L168 Benchmark]: Boogie Preprocessor took 42.04 ms. Allocated memory is still 86.0 MB. Free memory was 67.4 MB in the beginning and 65.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:13,110 INFO L168 Benchmark]: RCFGBuilder took 2793.66 ms. Allocated memory is still 86.0 MB. Free memory was 65.3 MB in the beginning and 60.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 29.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:13,111 INFO L168 Benchmark]: TraceAbstraction took 9750.87 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 60.3 MB in the beginning and 63.3 MB in the end (delta: -3.0 MB). Peak memory consumption was 55.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:13,111 INFO L168 Benchmark]: Witness Printer took 138.92 ms. Allocated memory is still 104.9 MB. Free memory was 63.3 MB in the beginning and 56.0 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:32:13,114 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 65.0 MB. Free memory is still 47.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 731.13 ms. Allocated memory is still 65.0 MB. Free memory was 44.6 MB in the beginning and 31.5 MB in the end (delta: 13.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 105.04 ms. Allocated memory was 65.0 MB in the beginning and 86.0 MB in the end (delta: 21.0 MB). Free memory was 31.5 MB in the beginning and 67.4 MB in the end (delta: -35.8 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 42.04 ms. Allocated memory is still 86.0 MB. Free memory was 67.4 MB in the beginning and 65.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2793.66 ms. Allocated memory is still 86.0 MB. Free memory was 65.3 MB in the beginning and 60.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 29.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 9750.87 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 60.3 MB in the beginning and 63.3 MB in the end (delta: -3.0 MB). Peak memory consumption was 55.7 MB. Max. memory is 16.1 GB. * Witness Printer took 138.92 ms. Allocated memory is still 104.9 MB. Free memory was 63.3 MB in the beginning and 56.0 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 615]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 615]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 615]: 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: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32) && 1bv32 == \result) || (((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result) - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32) || (((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result)) || ((((tmp == 0bv32 && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: (((1bv32 == \result && tmp == 0bv32) && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 84 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.2s, OverallIterations: 10, TraceHistogramMax: 1, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 749 SDtfs, 662 SDslu, 958 SDs, 0 SdLazy, 145 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 281 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=205occurred in iteration=7, 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, 10 MinimizatonAttempts, 364 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 108 NumberOfFragments, 487 HoareAnnotationTreeSize, 33 FomulaSimplifications, 7310 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 33 FomulaSimplificationsInter, 748 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 276 NumberOfCodeBlocks, 276 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 266 ConstructedInterpolants, 0 QuantifiedInterpolants, 15310 SizeOfPredicates, 16 NumberOfNonLiveVariables, 2066 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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...