./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8 --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 3277d87fee4d1f5b2f894e9c3d1b5ae65d241aee ............................................................................................................................................ 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_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8 --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 3277d87fee4d1f5b2f894e9c3d1b5ae65d241aee ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:59:10,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:59:10,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:59:11,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:59:11,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:59:11,038 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:59:11,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:59:11,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:59:11,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:59:11,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:59:11,056 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:59:11,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:59:11,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:59:11,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:59:11,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:59:11,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:59:11,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:59:11,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:59:11,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:59:11,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:59:11,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:59:11,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:59:11,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:59:11,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:59:11,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:59:11,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:59:11,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:59:11,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:59:11,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:59:11,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:59:11,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:59:11,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:59:11,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:59:11,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:59:11,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:59:11,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:59:11,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:59:11,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:59:11,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:59:11,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:59:11,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:59:11,126 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 06:59:11,177 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:59:11,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:59:11,179 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:59:11,180 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:59:11,180 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:59:11,180 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:59:11,181 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 06:59:11,181 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:59:11,188 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:59:11,188 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 06:59:11,190 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 06:59:11,190 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:59:11,190 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 06:59:11,191 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 06:59:11,191 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 06:59:11,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:59:11,192 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:59:11,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:59:11,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:59:11,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:59:11,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:59:11,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:59:11,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:59:11,194 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:59:11,194 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:59:11,194 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:59:11,194 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:59:11,195 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:59:11,195 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:59:11,197 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:59:11,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:59:11,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:59:11,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:59:11,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:59:11,199 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 06:59:11,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 06:59:11,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:59:11,199 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:59:11,200 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:59:11,200 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_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3277d87fee4d1f5b2f894e9c3d1b5ae65d241aee [2021-10-13 06:59:11,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:59:11,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:59:11,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:59:11,561 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:59:11,565 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:59:11,566 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c [2021-10-13 06:59:11,629 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/data/75f09f9c6/f6dab198158b4d7b8168851524328b1d/FLAGb11832bc3 [2021-10-13 06:59:12,220 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:59:12,222 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c [2021-10-13 06:59:12,245 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/data/75f09f9c6/f6dab198158b4d7b8168851524328b1d/FLAGb11832bc3 [2021-10-13 06:59:12,472 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/data/75f09f9c6/f6dab198158b4d7b8168851524328b1d [2021-10-13 06:59:12,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:59:12,476 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:59:12,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:59:12,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:59:12,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:59:12,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:59:12" (1/1) ... [2021-10-13 06:59:12,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c5384e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:12, skipping insertion in model container [2021-10-13 06:59:12,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:59:12" (1/1) ... [2021-10-13 06:59:12,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:59:12,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:59:12,829 WARN L228 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_3e866503-d5d4-46d2-b320-a6b528383f8d/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c[4218,4231] [2021-10-13 06:59:12,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:59:12,965 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) [2021-10-13 06:59:12,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@15638631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:12, skipping insertion in model container [2021-10-13 06:59:12,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:59:12,967 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 06:59:12,969 INFO L168 Benchmark]: Toolchain (without parser) took 491.59 ms. Allocated memory is still 121.6 MB. Free memory was 82.4 MB in the beginning and 92.5 MB in the end (delta: -10.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:12,970 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 121.6 MB. Free memory is still 99.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:59:12,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 488.63 ms. Allocated memory is still 121.6 MB. Free memory was 82.2 MB in the beginning and 92.5 MB in the end (delta: -10.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:12,973 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 121.6 MB. Free memory is still 99.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 488.63 ms. Allocated memory is still 121.6 MB. Free memory was 82.2 MB in the beginning and 92.5 MB in the end (delta: -10.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 455]: 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 0.2.1-dev-4e77c04 [2021-10-13 06:59:15,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:59:15,271 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:59:15,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:59:15,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:59:15,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:59:15,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:59:15,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:59:15,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:59:15,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:59:15,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:59:15,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:59:15,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:59:15,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:59:15,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:59:15,355 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:59:15,356 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:59:15,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:59:15,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:59:15,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:59:15,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:59:15,365 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:59:15,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:59:15,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:59:15,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:59:15,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:59:15,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:59:15,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:59:15,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:59:15,375 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:59:15,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:59:15,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:59:15,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:59:15,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:59:15,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:59:15,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:59:15,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:59:15,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:59:15,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:59:15,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:59:15,385 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:59:15,386 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 06:59:15,435 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:59:15,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:59:15,437 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:59:15,438 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:59:15,438 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:59:15,438 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:59:15,439 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:59:15,439 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:59:15,439 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:59:15,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:59:15,442 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:59:15,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:59:15,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:59:15,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:59:15,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:59:15,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:59:15,444 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:59:15,444 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 06:59:15,445 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 06:59:15,445 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:59:15,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:59:15,445 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:59:15,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:59:15,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:59:15,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 06:59:15,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:59:15,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:59:15,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:59:15,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:59:15,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:59:15,448 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 06:59:15,448 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 06:59:15,449 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:59:15,449 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:59:15,450 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:59:15,450 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_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3277d87fee4d1f5b2f894e9c3d1b5ae65d241aee [2021-10-13 06:59:15,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:59:15,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:59:15,981 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:59:15,984 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:59:15,985 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:59:15,986 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c [2021-10-13 06:59:16,089 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/data/e290f2853/f390c97df1104f1191c0f5545ec6c4bf/FLAGeb97fbc2e [2021-10-13 06:59:16,779 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:59:16,779 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c [2021-10-13 06:59:16,803 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/data/e290f2853/f390c97df1104f1191c0f5545ec6c4bf/FLAGeb97fbc2e [2021-10-13 06:59:17,154 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/data/e290f2853/f390c97df1104f1191c0f5545ec6c4bf [2021-10-13 06:59:17,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:59:17,160 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:59:17,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:59:17,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:59:17,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:59:17,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:59:17" (1/1) ... [2021-10-13 06:59:17,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22047f6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:17, skipping insertion in model container [2021-10-13 06:59:17,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:59:17" (1/1) ... [2021-10-13 06:59:17,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:59:17,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:59:17,556 WARN L228 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_3e866503-d5d4-46d2-b320-a6b528383f8d/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c[4218,4231] [2021-10-13 06:59:17,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:59:17,699 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 06:59:17,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:59:17,727 WARN L228 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_3e866503-d5d4-46d2-b320-a6b528383f8d/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c[4218,4231] [2021-10-13 06:59:17,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:59:17,781 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 06:59:17,811 WARN L228 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_3e866503-d5d4-46d2-b320-a6b528383f8d/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c[4218,4231] [2021-10-13 06:59:17,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:59:17,922 INFO L208 MainTranslator]: Completed translation [2021-10-13 06:59:17,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:17 WrapperNode [2021-10-13 06:59:17,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:59:17,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 06:59:17,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 06:59:17,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 06:59:17,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:17" (1/1) ... [2021-10-13 06:59:17,966 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:17" (1/1) ... [2021-10-13 06:59:18,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 06:59:18,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 06:59:18,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 06:59:18,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 06:59:18,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:17" (1/1) ... [2021-10-13 06:59:18,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:17" (1/1) ... [2021-10-13 06:59:18,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:17" (1/1) ... [2021-10-13 06:59:18,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:17" (1/1) ... [2021-10-13 06:59:18,090 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:17" (1/1) ... [2021-10-13 06:59:18,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:17" (1/1) ... [2021-10-13 06:59:18,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:17" (1/1) ... [2021-10-13 06:59:18,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 06:59:18,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 06:59:18,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 06:59:18,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 06:59:18,130 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:17" (1/1) ... [2021-10-13 06:59:18,138 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:59:18,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:59:18,174 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 06:59:18,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 06:59:18,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 06:59:18,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 06:59:18,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 06:59:18,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 06:59:20,734 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 06:59:20,735 INFO L299 CfgBuilder]: Removed 72 assume(true) statements. [2021-10-13 06:59:20,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:59:20 BoogieIcfgContainer [2021-10-13 06:59:20,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 06:59:20,739 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 06:59:20,739 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 06:59:20,742 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 06:59:20,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:59:17" (1/3) ... [2021-10-13 06:59:20,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3461088b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:59:20, skipping insertion in model container [2021-10-13 06:59:20,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:59:17" (2/3) ... [2021-10-13 06:59:20,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3461088b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:59:20, skipping insertion in model container [2021-10-13 06:59:20,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:59:20" (3/3) ... [2021-10-13 06:59:20,745 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product12.cil.c [2021-10-13 06:59:20,750 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 06:59:20,751 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 06:59:20,807 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 06:59:20,813 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 06:59:20,813 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 06:59:20,829 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 55 states have (on average 1.5818181818181818) internal successors, (87), 58 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:59:20,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 06:59:20,834 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:59:20,835 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:59:20,835 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:59:20,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:59:20,841 INFO L82 PathProgramCache]: Analyzing trace with hash 476294846, now seen corresponding path program 1 times [2021-10-13 06:59:20,854 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:59:20,854 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1829639514] [2021-10-13 06:59:20,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:59:20,855 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:59:20,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:59:20,862 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:59:20,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 06:59:21,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:59:21,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 06:59:21,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:59:21,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:59:21,152 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:59:21,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:59:21,202 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:59:21,202 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1829639514] [2021-10-13 06:59:21,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1829639514] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:59:21,203 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:59:21,203 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 06:59:21,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442840500] [2021-10-13 06:59:21,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 06:59:21,210 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:59:21,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 06:59:21,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 06:59:21,227 INFO L87 Difference]: Start difference. First operand has 59 states, 55 states have (on average 1.5818181818181818) internal successors, (87), 58 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:59:21,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:59:21,249 INFO L93 Difference]: Finished difference Result 112 states and 167 transitions. [2021-10-13 06:59:21,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 06:59:21,250 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-13 06:59:21,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:59:21,259 INFO L225 Difference]: With dead ends: 112 [2021-10-13 06:59:21,259 INFO L226 Difference]: Without dead ends: 55 [2021-10-13 06:59:21,262 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 06:59:21,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-13 06:59:21,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-13 06:59:21,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 54 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:59:21,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 75 transitions. [2021-10-13 06:59:21,299 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 75 transitions. Word has length 16 [2021-10-13 06:59:21,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:59:21,300 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 75 transitions. [2021-10-13 06:59:21,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:59:21,300 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2021-10-13 06:59:21,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 06:59:21,301 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:59:21,302 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:59:21,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 06:59:21,515 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:59:21,516 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:59:21,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:59:21,517 INFO L82 PathProgramCache]: Analyzing trace with hash -570462051, now seen corresponding path program 1 times [2021-10-13 06:59:21,518 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:59:21,518 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2101982342] [2021-10-13 06:59:21,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:59:21,518 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:59:21,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:59:21,521 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:59:21,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 06:59:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:59:21,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:59:21,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:59:21,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:59:21,794 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:59:21,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:59:21,848 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:59:21,849 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2101982342] [2021-10-13 06:59:21,849 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2101982342] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:59:21,849 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:59:21,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 06:59:21,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789272253] [2021-10-13 06:59:21,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:59:21,851 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:59:21,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:59:21,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:59:21,853 INFO L87 Difference]: Start difference. First operand 55 states and 75 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:59:21,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:59:21,865 INFO L93 Difference]: Finished difference Result 55 states and 75 transitions. [2021-10-13 06:59:21,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:59:21,866 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-13 06:59:21,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:59:21,867 INFO L225 Difference]: With dead ends: 55 [2021-10-13 06:59:21,867 INFO L226 Difference]: Without dead ends: 29 [2021-10-13 06:59:21,868 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.7ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:59:21,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-10-13 06:59:21,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-10-13 06:59:21,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 28 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:59:21,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2021-10-13 06:59:21,874 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 17 [2021-10-13 06:59:21,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:59:21,874 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2021-10-13 06:59:21,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:59:21,875 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2021-10-13 06:59:21,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 06:59:21,876 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:59:21,876 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:59:21,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 06:59:22,089 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:59:22,089 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:59:22,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:59:22,090 INFO L82 PathProgramCache]: Analyzing trace with hash -1160602349, now seen corresponding path program 1 times [2021-10-13 06:59:22,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:59:22,091 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [352630433] [2021-10-13 06:59:22,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:59:22,091 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:59:22,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:59:22,095 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:59:22,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 06:59:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:59:22,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:59:22,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:59:22,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:59:22,454 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:59:22,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:59:22,540 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:59:22,540 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [352630433] [2021-10-13 06:59:22,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [352630433] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:59:22,540 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:59:22,541 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 06:59:22,541 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823176666] [2021-10-13 06:59:22,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:59:22,542 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:59:22,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:59:22,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:59:22,543 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:59:22,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:59:22,601 INFO L93 Difference]: Finished difference Result 98 states and 142 transitions. [2021-10-13 06:59:22,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 06:59:22,602 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-13 06:59:22,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:59:22,605 INFO L225 Difference]: With dead ends: 98 [2021-10-13 06:59:22,607 INFO L226 Difference]: Without dead ends: 75 [2021-10-13 06:59:22,608 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.4ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:59:22,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-10-13 06:59:22,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 48. [2021-10-13 06:59:22,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 47 states have (on average 1.4680851063829787) internal successors, (69), 47 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:59:22,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 69 transitions. [2021-10-13 06:59:22,629 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 69 transitions. Word has length 22 [2021-10-13 06:59:22,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:59:22,630 INFO L470 AbstractCegarLoop]: Abstraction has 48 states and 69 transitions. [2021-10-13 06:59:22,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:59:22,631 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2021-10-13 06:59:22,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 06:59:22,634 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:59:22,634 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:59:22,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 06:59:22,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:59:22,845 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:59:22,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:59:22,845 INFO L82 PathProgramCache]: Analyzing trace with hash 471853904, now seen corresponding path program 1 times [2021-10-13 06:59:22,846 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:59:22,846 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1415985725] [2021-10-13 06:59:22,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:59:22,847 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:59:22,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:59:22,848 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:59:22,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 06:59:23,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:59:23,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:59:23,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:59:23,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:59:23,174 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:59:23,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:59:23,273 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:59:23,273 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1415985725] [2021-10-13 06:59:23,274 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1415985725] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:59:23,274 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:59:23,274 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-13 06:59:23,274 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033064906] [2021-10-13 06:59:23,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:59:23,275 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:59:23,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:59:23,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:59:23,276 INFO L87 Difference]: Start difference. First operand 48 states and 69 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:59:23,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:59:23,398 INFO L93 Difference]: Finished difference Result 214 states and 328 transitions. [2021-10-13 06:59:23,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 06:59:23,399 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-13 06:59:23,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:59:23,401 INFO L225 Difference]: With dead ends: 214 [2021-10-13 06:59:23,401 INFO L226 Difference]: Without dead ends: 172 [2021-10-13 06:59:23,402 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 52.2ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 06:59:23,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2021-10-13 06:59:23,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 84. [2021-10-13 06:59:23,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 83 states have (on average 1.4578313253012047) internal successors, (121), 83 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:59:23,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 121 transitions. [2021-10-13 06:59:23,419 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 121 transitions. Word has length 22 [2021-10-13 06:59:23,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:59:23,420 INFO L470 AbstractCegarLoop]: Abstraction has 84 states and 121 transitions. [2021-10-13 06:59:23,420 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:59:23,420 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2021-10-13 06:59:23,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-13 06:59:23,421 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:59:23,422 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:59:23,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 06:59:23,642 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:59:23,643 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:59:23,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:59:23,643 INFO L82 PathProgramCache]: Analyzing trace with hash -1127718650, now seen corresponding path program 1 times [2021-10-13 06:59:23,644 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:59:23,644 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [985315660] [2021-10-13 06:59:23,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:59:23,645 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:59:23,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:59:23,646 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:59:23,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-13 06:59:23,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:59:23,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:59:23,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:59:23,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:59:23,964 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:59:24,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:59:24,016 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:59:24,017 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [985315660] [2021-10-13 06:59:24,019 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [985315660] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:59:24,020 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:59:24,020 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 06:59:24,021 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850664168] [2021-10-13 06:59:24,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:59:24,022 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:59:24,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:59:24,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:59:24,023 INFO L87 Difference]: Start difference. First operand 84 states and 121 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:59:24,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:59:24,136 INFO L93 Difference]: Finished difference Result 268 states and 395 transitions. [2021-10-13 06:59:24,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:59:24,136 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2021-10-13 06:59:24,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:59:24,137 INFO L225 Difference]: With dead ends: 268 [2021-10-13 06:59:24,137 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 06:59:24,142 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 32.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:59:24,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 06:59:24,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 06:59:24,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:59:24,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 06:59:24,144 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2021-10-13 06:59:24,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:59:24,144 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 06:59:24,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:59:24,145 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 06:59:24,145 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 06:59:24,147 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:59:24,148 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:59:24,148 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:59:24,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-13 06:59:24,368 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:59:24,370 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 06:59:24,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,531 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:59:24,728 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 277) no Hoare annotation was computed. [2021-10-13 06:59:24,729 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 06:59:24,729 INFO L857 garLoopResultBuilder]: For program point L301(lines 301 305) no Hoare annotation was computed. [2021-10-13 06:59:24,729 INFO L857 garLoopResultBuilder]: For program point L253(lines 253 259) no Hoare annotation was computed. [2021-10-13 06:59:24,729 INFO L853 garLoopResultBuilder]: At program point L253-1(lines 253 259) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:24,729 INFO L857 garLoopResultBuilder]: For program point L88(lines 88 103) no Hoare annotation was computed. [2021-10-13 06:59:24,730 INFO L853 garLoopResultBuilder]: At program point L139(lines 139 145) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:24,730 INFO L853 garLoopResultBuilder]: At program point L139-1(lines 139 145) the Hoare annotation is: false [2021-10-13 06:59:24,730 INFO L853 garLoopResultBuilder]: At program point L139-2(lines 139 145) the Hoare annotation is: false [2021-10-13 06:59:24,730 INFO L853 garLoopResultBuilder]: At program point L388(lines 1 887) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:24,730 INFO L857 garLoopResultBuilder]: For program point L289(lines 289 293) no Hoare annotation was computed. [2021-10-13 06:59:24,730 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 06:59:24,730 INFO L857 garLoopResultBuilder]: For program point L289-3(lines 289 293) no Hoare annotation was computed. [2021-10-13 06:59:24,730 INFO L857 garLoopResultBuilder]: For program point L289-6(lines 289 293) no Hoare annotation was computed. [2021-10-13 06:59:24,731 INFO L860 garLoopResultBuilder]: At program point L884(lines 865 887) the Hoare annotation is: true [2021-10-13 06:59:24,731 INFO L853 garLoopResultBuilder]: At program point L108(lines 57 109) the Hoare annotation is: false [2021-10-13 06:59:24,731 INFO L857 garLoopResultBuilder]: For program point L59(lines 58 107) no Hoare annotation was computed. [2021-10-13 06:59:24,731 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 277) no Hoare annotation was computed. [2021-10-13 06:59:24,731 INFO L853 garLoopResultBuilder]: At program point L852(lines 848 854) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:24,731 INFO L857 garLoopResultBuilder]: For program point L60(lines 60 64) no Hoare annotation was computed. [2021-10-13 06:59:24,732 INFO L853 garLoopResultBuilder]: At program point L209(lines 204 212) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:24,732 INFO L853 garLoopResultBuilder]: At program point L209-1(lines 204 212) the Hoare annotation is: false [2021-10-13 06:59:24,732 INFO L853 garLoopResultBuilder]: At program point L209-2(lines 204 212) the Hoare annotation is: false [2021-10-13 06:59:24,732 INFO L853 garLoopResultBuilder]: At program point L804-2(lines 804 818) the Hoare annotation is: false [2021-10-13 06:59:24,732 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 06:59:24,732 INFO L857 garLoopResultBuilder]: For program point L78(lines 78 84) no Hoare annotation was computed. [2021-10-13 06:59:24,732 INFO L853 garLoopResultBuilder]: At program point L78-1(lines 78 84) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:24,733 INFO L853 garLoopResultBuilder]: At program point L326(lines 321 329) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:24,733 INFO L853 garLoopResultBuilder]: At program point L326-1(lines 321 329) the Hoare annotation is: false [2021-10-13 06:59:24,733 INFO L857 garLoopResultBuilder]: For program point L805(line 805) no Hoare annotation was computed. [2021-10-13 06:59:24,733 INFO L853 garLoopResultBuilder]: At program point L326-2(lines 321 329) the Hoare annotation is: false [2021-10-13 06:59:24,733 INFO L857 garLoopResultBuilder]: For program point L409(lines 409 422) no Hoare annotation was computed. [2021-10-13 06:59:24,733 INFO L853 garLoopResultBuilder]: At program point L409-1(lines 1 887) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:24,733 INFO L857 garLoopResultBuilder]: For program point L409-2(lines 409 422) no Hoare annotation was computed. [2021-10-13 06:59:24,734 INFO L853 garLoopResultBuilder]: At program point L409-3(lines 1 887) the Hoare annotation is: false [2021-10-13 06:59:24,734 INFO L857 garLoopResultBuilder]: For program point L277(line 277) no Hoare annotation was computed. [2021-10-13 06:59:24,734 INFO L857 garLoopResultBuilder]: For program point L409-4(lines 409 422) no Hoare annotation was computed. [2021-10-13 06:59:24,734 INFO L857 garLoopResultBuilder]: For program point L277-1(line 277) no Hoare annotation was computed. [2021-10-13 06:59:24,734 INFO L853 garLoopResultBuilder]: At program point L409-5(lines 1 887) the Hoare annotation is: false [2021-10-13 06:59:24,734 INFO L857 garLoopResultBuilder]: For program point L277-2(line 277) no Hoare annotation was computed. [2021-10-13 06:59:24,734 INFO L857 garLoopResultBuilder]: For program point L96(lines 96 102) no Hoare annotation was computed. [2021-10-13 06:59:24,735 INFO L853 garLoopResultBuilder]: At program point L96-1(lines 132 138) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:24,735 INFO L857 garLoopResultBuilder]: For program point L808(lines 808 812) no Hoare annotation was computed. [2021-10-13 06:59:24,735 INFO L857 garLoopResultBuilder]: For program point L808-1(lines 132 138) no Hoare annotation was computed. [2021-10-13 06:59:24,735 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 06:59:24,735 INFO L857 garLoopResultBuilder]: For program point L313(lines 313 317) no Hoare annotation was computed. [2021-10-13 06:59:24,735 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 277) no Hoare annotation was computed. [2021-10-13 06:59:24,735 INFO L853 garLoopResultBuilder]: At program point L396(lines 391 399) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:24,736 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 882) no Hoare annotation was computed. [2021-10-13 06:59:24,736 INFO L860 garLoopResultBuilder]: At program point L875-1(lines 875 882) the Hoare annotation is: true [2021-10-13 06:59:24,736 INFO L853 garLoopResultBuilder]: At program point L132(lines 131 150) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:24,736 INFO L857 garLoopResultBuilder]: For program point L132-1(lines 132 138) no Hoare annotation was computed. [2021-10-13 06:59:24,736 INFO L853 garLoopResultBuilder]: At program point L132-2(lines 131 150) the Hoare annotation is: false [2021-10-13 06:59:24,736 INFO L853 garLoopResultBuilder]: At program point L132-3(lines 131 150) the Hoare annotation is: false [2021-10-13 06:59:24,737 INFO L857 garLoopResultBuilder]: For program point L413(lines 413 419) no Hoare annotation was computed. [2021-10-13 06:59:24,737 INFO L857 garLoopResultBuilder]: For program point L413-2(lines 413 419) no Hoare annotation was computed. [2021-10-13 06:59:24,737 INFO L857 garLoopResultBuilder]: For program point L413-4(lines 413 419) no Hoare annotation was computed. [2021-10-13 06:59:24,737 INFO L857 garLoopResultBuilder]: For program point L68(lines 68 74) no Hoare annotation was computed. [2021-10-13 06:59:24,737 INFO L853 garLoopResultBuilder]: At program point L68-1(lines 68 74) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:59:24,743 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 06:59:24,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 06:59:24 BoogieIcfgContainer [2021-10-13 06:59:24,759 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 06:59:24,760 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 06:59:24,760 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 06:59:24,760 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 06:59:24,761 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:59:20" (3/4) ... [2021-10-13 06:59:24,764 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 06:59:24,777 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 06:59:24,777 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 06:59:24,778 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 06:59:24,778 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 06:59:24,779 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 06:59:24,779 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 06:59:24,780 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 06:59:24,825 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-13 06:59:24,849 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 06:59:24,849 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 06:59:24,851 INFO L168 Benchmark]: Toolchain (without parser) took 7689.88 ms. Allocated memory was 79.7 MB in the beginning and 125.8 MB in the end (delta: 46.1 MB). Free memory was 64.7 MB in the beginning and 103.7 MB in the end (delta: -39.0 MB). Peak memory consumption was 56.9 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:24,851 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 79.7 MB. Free memory was 61.4 MB in the beginning and 61.3 MB in the end (delta: 67.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:59:24,852 INFO L168 Benchmark]: CACSL2BoogieTranslator took 760.92 ms. Allocated memory is still 79.7 MB. Free memory was 64.4 MB in the beginning and 48.8 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.3 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:24,852 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.18 ms. Allocated memory is still 79.7 MB. Free memory was 48.8 MB in the beginning and 46.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:24,852 INFO L168 Benchmark]: Boogie Preprocessor took 97.40 ms. Allocated memory is still 79.7 MB. Free memory was 46.1 MB in the beginning and 44.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:24,853 INFO L168 Benchmark]: RCFGBuilder took 2608.01 ms. Allocated memory was 79.7 MB in the beginning and 104.9 MB in the end (delta: 25.2 MB). Free memory was 44.1 MB in the beginning and 45.2 MB in the end (delta: -1.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:24,853 INFO L168 Benchmark]: TraceAbstraction took 4020.55 ms. Allocated memory is still 104.9 MB. Free memory was 44.8 MB in the beginning and 37.1 MB in the end (delta: 7.7 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:24,854 INFO L168 Benchmark]: Witness Printer took 89.57 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 36.2 MB in the beginning and 103.7 MB in the end (delta: -67.5 MB). Peak memory consumption was 3.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:59:24,857 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 79.7 MB. Free memory was 61.4 MB in the beginning and 61.3 MB in the end (delta: 67.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 760.92 ms. Allocated memory is still 79.7 MB. Free memory was 64.4 MB in the beginning and 48.8 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 105.18 ms. Allocated memory is still 79.7 MB. Free memory was 48.8 MB in the beginning and 46.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 97.40 ms. Allocated memory is still 79.7 MB. Free memory was 46.1 MB in the beginning and 44.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2608.01 ms. Allocated memory was 79.7 MB in the beginning and 104.9 MB in the end (delta: 25.2 MB). Free memory was 44.1 MB in the beginning and 45.2 MB in the end (delta: -1.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4020.55 ms. Allocated memory is still 104.9 MB. Free memory was 44.8 MB in the beginning and 37.1 MB in the end (delta: 7.7 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. * Witness Printer took 89.57 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 36.2 MB in the beginning and 103.7 MB in the end (delta: -67.5 MB). Peak memory consumption was 3.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 277]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 277]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 277]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 59 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3937.8ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 16.0ms, AutomataDifference: 381.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 359.7ms, InitialAbstractionConstructionTime: 10.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 270 SDtfs, 356 SDslu, 305 SDs, 0 SdLazy, 43 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 100.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 198 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 103.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=84occurred in iteration=4, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 66.5ms AutomataMinimizationTime, 5 MinimizatonAttempts, 115 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 112 NumberOfFragments, 110 HoareAnnotationTreeSize, 26 FomulaSimplifications, 3757 FormulaSimplificationTreeSizeReduction, 262.5ms HoareSimplificationTime, 26 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 88.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 124.2ms SsaConstructionTime, 607.5ms SatisfiabilityAnalysisTime, 845.8ms InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 190 ConstructedInterpolants, 0 QuantifiedInterpolants, 304 SizeOfPredicates, 7 NumberOfNonLiveVariables, 974 ConjunctsInSsa, 15 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 391]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 06:59:24,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e866503-d5d4-46d2-b320-a6b528383f8d/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...