./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product31.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_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/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_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/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_8df1f39e-8bca-4cda-99e6-65ee257e033d/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 465164c9d6bff671f00f1c9497719b8ddd91e991 ............................................................................................................................................ 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_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/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_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/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_8df1f39e-8bca-4cda-99e6-65ee257e033d/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 465164c9d6bff671f00f1c9497719b8ddd91e991 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 06:51:44,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:51:44,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:51:44,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:51:44,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:51:44,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:51:44,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:51:44,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:51:44,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:51:44,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:51:44,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:51:44,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:51:44,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:51:44,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:51:44,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:51:44,248 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:51:44,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:51:44,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:51:44,253 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:51:44,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:51:44,263 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:51:44,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:51:44,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:51:44,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:51:44,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:51:44,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:51:44,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:51:44,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:51:44,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:51:44,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:51:44,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:51:44,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:51:44,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:51:44,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:51:44,294 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:51:44,294 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:51:44,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:51:44,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:51:44,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:51:44,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:51:44,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:51:44,298 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 06:51:44,346 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:51:44,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:51:44,352 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:51:44,352 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:51:44,352 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:51:44,353 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:51:44,353 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 06:51:44,354 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:51:44,354 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:51:44,354 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 06:51:44,354 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 06:51:44,354 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:51:44,354 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 06:51:44,355 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 06:51:44,355 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 06:51:44,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:51:44,356 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:51:44,356 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:51:44,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:51:44,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:51:44,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:51:44,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:51:44,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:51:44,357 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:51:44,358 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:51:44,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:51:44,358 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:51:44,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:51:44,359 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:51:44,359 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:51:44,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:51:44,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:51:44,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:51:44,360 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:51:44,360 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 06:51:44,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 06:51:44,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:51:44,360 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:51:44,361 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:51:44,361 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_8df1f39e-8bca-4cda-99e6-65ee257e033d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 465164c9d6bff671f00f1c9497719b8ddd91e991 [2021-10-13 06:51:44,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:51:44,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:51:44,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:51:44,656 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:51:44,657 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:51:44,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c [2021-10-13 06:51:44,754 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/data/5cf8e2ce1/d7eae3d4144e45a2bc67592907662169/FLAGdd647282e [2021-10-13 06:51:45,338 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:51:45,338 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c [2021-10-13 06:51:45,352 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/data/5cf8e2ce1/d7eae3d4144e45a2bc67592907662169/FLAGdd647282e [2021-10-13 06:51:45,658 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/data/5cf8e2ce1/d7eae3d4144e45a2bc67592907662169 [2021-10-13 06:51:45,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:51:45,662 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:51:45,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:51:45,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:51:45,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:51:45,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:51:45" (1/1) ... [2021-10-13 06:51:45,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2595c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:51:45, skipping insertion in model container [2021-10-13 06:51:45,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:51:45" (1/1) ... [2021-10-13 06:51:45,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:51:45,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:51:45,926 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_8df1f39e-8bca-4cda-99e6-65ee257e033d/sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c[2303,2316] [2021-10-13 06:51:46,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:51:46,099 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 06:51:46,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@703ff024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:51:46, skipping insertion in model container [2021-10-13 06:51:46,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:51:46,100 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 06:51:46,102 INFO L168 Benchmark]: Toolchain (without parser) took 439.23 ms. Allocated memory is still 94.4 MB. Free memory was 57.5 MB in the beginning and 65.8 MB in the end (delta: -8.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:51:46,106 INFO L168 Benchmark]: CDTParser took 0.94 ms. Allocated memory is still 94.4 MB. Free memory was 65.4 MB in the beginning and 65.4 MB in the end (delta: 28.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:51:46,108 INFO L168 Benchmark]: CACSL2BoogieTranslator took 436.50 ms. Allocated memory is still 94.4 MB. Free memory was 57.4 MB in the beginning and 65.8 MB in the end (delta: -8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:51:46,110 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 ms. Allocated memory is still 94.4 MB. Free memory was 65.4 MB in the beginning and 65.4 MB in the end (delta: 28.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 436.50 ms. Allocated memory is still 94.4 MB. Free memory was 57.4 MB in the beginning and 65.8 MB in the end (delta: -8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 408]: 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 06:51:48,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:51:48,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:51:48,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:51:48,381 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:51:48,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:51:48,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:51:48,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:51:48,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:51:48,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:51:48,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:51:48,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:51:48,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:51:48,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:51:48,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:51:48,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:51:48,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:51:48,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:51:48,421 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:51:48,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:51:48,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:51:48,433 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:51:48,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:51:48,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:51:48,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:51:48,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:51:48,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:51:48,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:51:48,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:51:48,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:51:48,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:51:48,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:51:48,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:51:48,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:51:48,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:51:48,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:51:48,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:51:48,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:51:48,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:51:48,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:51:48,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:51:48,483 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 06:51:48,527 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:51:48,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:51:48,529 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:51:48,530 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:51:48,530 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:51:48,530 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:51:48,530 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:51:48,530 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:51:48,531 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:51:48,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:51:48,533 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:51:48,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:51:48,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:51:48,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:51:48,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:51:48,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:51:48,535 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:51:48,535 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 06:51:48,535 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 06:51:48,535 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:51:48,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:51:48,536 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:51:48,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:51:48,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:51:48,537 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 06:51:48,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:51:48,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:51:48,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:51:48,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:51:48,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:51:48,538 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 06:51:48,538 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 06:51:48,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:51:48,539 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:51:48,539 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:51:48,540 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_8df1f39e-8bca-4cda-99e6-65ee257e033d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 465164c9d6bff671f00f1c9497719b8ddd91e991 [2021-10-13 06:51:48,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:51:48,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:51:48,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:51:48,965 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:51:48,966 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:51:48,967 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c [2021-10-13 06:51:49,042 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/data/06676b131/76bd70f553b44a93a6961f30fc589734/FLAGabc0c1b31 [2021-10-13 06:51:49,672 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:51:49,673 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c [2021-10-13 06:51:49,689 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/data/06676b131/76bd70f553b44a93a6961f30fc589734/FLAGabc0c1b31 [2021-10-13 06:51:49,977 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/data/06676b131/76bd70f553b44a93a6961f30fc589734 [2021-10-13 06:51:49,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:51:49,983 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:51:49,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:51:49,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:51:49,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:51:49,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:51:49" (1/1) ... [2021-10-13 06:51:49,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51caa4ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:51:49, skipping insertion in model container [2021-10-13 06:51:49,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:51:49" (1/1) ... [2021-10-13 06:51:49,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:51:50,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:51:50,224 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_8df1f39e-8bca-4cda-99e6-65ee257e033d/sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c[2303,2316] [2021-10-13 06:51:50,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:51:50,405 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 06:51:50,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:51:50,437 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_8df1f39e-8bca-4cda-99e6-65ee257e033d/sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c[2303,2316] [2021-10-13 06:51:50,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:51:50,546 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 06:51:50,569 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_8df1f39e-8bca-4cda-99e6-65ee257e033d/sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c[2303,2316] [2021-10-13 06:51:50,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:51:50,684 INFO L208 MainTranslator]: Completed translation [2021-10-13 06:51:50,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:51:50 WrapperNode [2021-10-13 06:51:50,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:51:50,686 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 06:51:50,686 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 06:51:50,686 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 06:51:50,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:51:50" (1/1) ... [2021-10-13 06:51:50,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:51:50" (1/1) ... [2021-10-13 06:51:50,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 06:51:50,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 06:51:50,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 06:51:50,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 06:51:50,806 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:51:50" (1/1) ... [2021-10-13 06:51:50,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:51:50" (1/1) ... [2021-10-13 06:51:50,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:51:50" (1/1) ... [2021-10-13 06:51:50,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:51:50" (1/1) ... [2021-10-13 06:51:50,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:51:50" (1/1) ... [2021-10-13 06:51:50,843 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:51:50" (1/1) ... [2021-10-13 06:51:50,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:51:50" (1/1) ... [2021-10-13 06:51:50,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 06:51:50,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 06:51:50,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 06:51:50,857 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 06:51:50,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:51:50" (1/1) ... [2021-10-13 06:51:50,887 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:51:50,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:51:50,907 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 06:51:50,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 06:51:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 06:51:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 06:51:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 06:51:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 06:51:53,436 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 06:51:53,444 INFO L299 CfgBuilder]: Removed 162 assume(true) statements. [2021-10-13 06:51:53,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:51:53 BoogieIcfgContainer [2021-10-13 06:51:53,447 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 06:51:53,448 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 06:51:53,450 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 06:51:53,453 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 06:51:53,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:51:49" (1/3) ... [2021-10-13 06:51:53,454 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58df6a38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:51:53, skipping insertion in model container [2021-10-13 06:51:53,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:51:50" (2/3) ... [2021-10-13 06:51:53,454 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58df6a38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:51:53, skipping insertion in model container [2021-10-13 06:51:53,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:51:53" (3/3) ... [2021-10-13 06:51:53,456 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product31.cil.c [2021-10-13 06:51:53,469 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 06:51:53,469 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 06:51:53,517 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 06:51:53,527 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 06:51:53,527 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 06:51:53,552 INFO L276 IsEmpty]: Start isEmpty. Operand has 111 states, 107 states have (on average 1.5514018691588785) internal successors, (166), 110 states have internal predecessors, (166), 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 06:51:53,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-13 06:51:53,564 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:51:53,565 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:51:53,565 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 06:51:53,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:51:53,579 INFO L82 PathProgramCache]: Analyzing trace with hash 280793572, now seen corresponding path program 1 times [2021-10-13 06:51:53,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:51:53,591 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1415581886] [2021-10-13 06:51:53,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:51:53,592 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:51:53,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:51:53,594 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:51:53,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 06:51:53,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:51:53,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 06:51:53,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:51:53,916 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 06:51:53,917 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:51:53,968 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 06:51:53,969 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:51:53,969 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1415581886] [2021-10-13 06:51:53,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1415581886] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:51:53,970 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:51:53,970 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 06:51:53,972 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593940929] [2021-10-13 06:51:53,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 06:51:53,977 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:51:53,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 06:51:53,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 06:51:53,993 INFO L87 Difference]: Start difference. First operand has 111 states, 107 states have (on average 1.5514018691588785) internal successors, (166), 110 states have internal predecessors, (166), 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 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 06:51:54,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:51:54,022 INFO L93 Difference]: Finished difference Result 215 states and 324 transitions. [2021-10-13 06:51:54,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 06:51:54,024 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 18 [2021-10-13 06:51:54,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:51:54,035 INFO L225 Difference]: With dead ends: 215 [2021-10-13 06:51:54,035 INFO L226 Difference]: Without dead ends: 107 [2021-10-13 06:51:54,038 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 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 06:51:54,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-13 06:51:54,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-10-13 06:51:54,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 104 states have (on average 1.4807692307692308) internal successors, (154), 106 states have internal predecessors, (154), 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 06:51:54,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 154 transitions. [2021-10-13 06:51:54,078 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 154 transitions. Word has length 18 [2021-10-13 06:51:54,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:51:54,079 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 154 transitions. [2021-10-13 06:51:54,079 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 06:51:54,079 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 154 transitions. [2021-10-13 06:51:54,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 06:51:54,080 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:51:54,081 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:51:54,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 06:51:54,283 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:51:54,284 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 06:51:54,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:51:54,285 INFO L82 PathProgramCache]: Analyzing trace with hash 61957603, now seen corresponding path program 1 times [2021-10-13 06:51:54,286 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:51:54,286 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [93964107] [2021-10-13 06:51:54,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:51:54,286 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:51:54,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:51:54,300 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:51:54,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 06:51:54,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:51:54,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:51:54,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:51:54,574 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 06:51:54,574 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:51:54,646 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 06:51:54,647 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:51:54,647 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [93964107] [2021-10-13 06:51:54,647 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [93964107] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:51:54,647 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:51:54,648 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 06:51:54,648 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354798689] [2021-10-13 06:51:54,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:51:54,649 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:51:54,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:51:54,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:51:54,651 INFO L87 Difference]: Start difference. First operand 107 states and 154 transitions. Second operand has 4 states, 4 states have (on average 5.5) 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 06:51:54,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:51:54,666 INFO L93 Difference]: Finished difference Result 107 states and 154 transitions. [2021-10-13 06:51:54,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:51:54,667 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) 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 19 [2021-10-13 06:51:54,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:51:54,668 INFO L225 Difference]: With dead ends: 107 [2021-10-13 06:51:54,668 INFO L226 Difference]: Without dead ends: 47 [2021-10-13 06:51:54,669 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:51:54,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-10-13 06:51:54,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-10-13 06:51:54,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 46 states have (on average 1.4565217391304348) internal successors, (67), 46 states have internal predecessors, (67), 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 06:51:54,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2021-10-13 06:51:54,676 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 19 [2021-10-13 06:51:54,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:51:54,676 INFO L470 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2021-10-13 06:51:54,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) 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 06:51:54,677 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2021-10-13 06:51:54,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 06:51:54,678 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:51:54,678 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, 1] [2021-10-13 06:51:54,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-10-13 06:51:54,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:51:54,890 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 06:51:54,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:51:54,891 INFO L82 PathProgramCache]: Analyzing trace with hash 1244835391, now seen corresponding path program 1 times [2021-10-13 06:51:54,892 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:51:54,892 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2104895611] [2021-10-13 06:51:54,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:51:54,893 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:51:54,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:51:54,894 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:51:54,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 06:51:55,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:51:55,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:51:55,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:51:55,216 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 06:51:55,216 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:51:55,323 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 06:51:55,323 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:51:55,324 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2104895611] [2021-10-13 06:51:55,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2104895611] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:51:55,324 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:51:55,324 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-13 06:51:55,324 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568054888] [2021-10-13 06:51:55,324 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:51:55,325 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:51:55,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:51:55,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:51:55,326 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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 06:51:55,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:51:55,359 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2021-10-13 06:51:55,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 06:51:55,359 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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 24 [2021-10-13 06:51:55,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:51:55,361 INFO L225 Difference]: With dead ends: 151 [2021-10-13 06:51:55,362 INFO L226 Difference]: Without dead ends: 111 [2021-10-13 06:51:55,362 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.7ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:51:55,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-10-13 06:51:55,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 67. [2021-10-13 06:51:55,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 66 states have (on average 1.4848484848484849) internal successors, (98), 66 states have internal predecessors, (98), 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 06:51:55,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 98 transitions. [2021-10-13 06:51:55,385 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 98 transitions. Word has length 24 [2021-10-13 06:51:55,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:51:55,385 INFO L470 AbstractCegarLoop]: Abstraction has 67 states and 98 transitions. [2021-10-13 06:51:55,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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 06:51:55,387 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 98 transitions. [2021-10-13 06:51:55,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 06:51:55,388 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:51:55,389 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, 1, 1, 1] [2021-10-13 06:51:55,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 06:51:55,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:51:55,605 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 06:51:55,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:51:55,606 INFO L82 PathProgramCache]: Analyzing trace with hash 1177918449, now seen corresponding path program 1 times [2021-10-13 06:51:55,606 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:51:55,607 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1057202227] [2021-10-13 06:51:55,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:51:55,607 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:51:55,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:51:55,608 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:51:55,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 06:51:55,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:51:55,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:51:55,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:51:55,900 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 06:51:55,900 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:51:56,011 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 06:51:56,011 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:51:56,011 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1057202227] [2021-10-13 06:51:56,012 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1057202227] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:51:56,012 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:51:56,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-13 06:51:56,012 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443329816] [2021-10-13 06:51:56,013 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:51:56,013 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:51:56,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:51:56,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:51:56,014 INFO L87 Difference]: Start difference. First operand 67 states and 98 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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 06:51:56,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:51:56,148 INFO L93 Difference]: Finished difference Result 314 states and 480 transitions. [2021-10-13 06:51:56,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 06:51:56,149 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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 26 [2021-10-13 06:51:56,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:51:56,152 INFO L225 Difference]: With dead ends: 314 [2021-10-13 06:51:56,153 INFO L226 Difference]: Without dead ends: 254 [2021-10-13 06:51:56,153 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 39.0ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 06:51:56,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2021-10-13 06:51:56,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 119. [2021-10-13 06:51:56,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 118 states have (on average 1.4745762711864407) internal successors, (174), 118 states have internal predecessors, (174), 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 06:51:56,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 174 transitions. [2021-10-13 06:51:56,175 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 174 transitions. Word has length 26 [2021-10-13 06:51:56,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:51:56,176 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 174 transitions. [2021-10-13 06:51:56,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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 06:51:56,176 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 174 transitions. [2021-10-13 06:51:56,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-13 06:51:56,178 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:51:56,178 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, 1, 1, 1, 1] [2021-10-13 06:51:56,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 06:51:56,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:51:56,390 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 06:51:56,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:51:56,390 INFO L82 PathProgramCache]: Analyzing trace with hash 161824377, now seen corresponding path program 1 times [2021-10-13 06:51:56,391 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:51:56,391 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [399678929] [2021-10-13 06:51:56,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:51:56,392 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:51:56,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:51:56,393 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:51:56,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-13 06:51:56,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:51:56,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:51:56,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:51:56,676 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 06:51:56,677 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:51:56,733 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 06:51:56,734 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:51:56,735 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [399678929] [2021-10-13 06:51:56,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [399678929] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:51:56,739 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:51:56,739 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 06:51:56,740 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195696253] [2021-10-13 06:51:56,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:51:56,741 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:51:56,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:51:56,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:51:56,742 INFO L87 Difference]: Start difference. First operand 119 states and 174 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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 06:51:56,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:51:56,859 INFO L93 Difference]: Finished difference Result 315 states and 472 transitions. [2021-10-13 06:51:56,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:51:56,859 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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 27 [2021-10-13 06:51:56,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:51:56,860 INFO L225 Difference]: With dead ends: 315 [2021-10-13 06:51:56,860 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 06:51:56,861 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 26.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:51:56,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 06:51:56,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 06:51:56,862 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 06:51:56,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 06:51:56,862 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-13 06:51:56,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:51:56,862 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 06:51:56,862 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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 06:51:56,863 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 06:51:56,863 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 06:51:56,865 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:51:56,866 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:51:56,866 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:51:56,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-13 06:51:57,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:51:57,081 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 06:51:57,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,158 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,210 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,210 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,211 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,211 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,365 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:51:57,467 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 118) no Hoare annotation was computed. [2021-10-13 06:51:57,467 INFO L853 garLoopResultBuilder]: At program point L267(lines 262 270) 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 06:51:57,468 INFO L853 garLoopResultBuilder]: At program point L267-1(lines 262 270) the Hoare annotation is: false [2021-10-13 06:51:57,468 INFO L857 garLoopResultBuilder]: For program point L201(lines 201 209) no Hoare annotation was computed. [2021-10-13 06:51:57,468 INFO L853 garLoopResultBuilder]: At program point L267-2(lines 262 270) the Hoare annotation is: false [2021-10-13 06:51:57,468 INFO L857 garLoopResultBuilder]: For program point L201-1(lines 201 209) no Hoare annotation was computed. [2021-10-13 06:51:57,468 INFO L857 garLoopResultBuilder]: For program point L201-2(lines 201 209) no Hoare annotation was computed. [2021-10-13 06:51:57,468 INFO L857 garLoopResultBuilder]: For program point L763(lines 763 780) no Hoare annotation was computed. [2021-10-13 06:51:57,468 INFO L853 garLoopResultBuilder]: At program point L763-1(lines 1 970) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:51:57,468 INFO L853 garLoopResultBuilder]: At program point L796-2(lines 796 810) the Hoare annotation is: false [2021-10-13 06:51:57,469 INFO L857 garLoopResultBuilder]: For program point L763-2(lines 763 780) no Hoare annotation was computed. [2021-10-13 06:51:57,469 INFO L853 garLoopResultBuilder]: At program point L763-3(lines 1 970) the Hoare annotation is: false [2021-10-13 06:51:57,469 INFO L857 garLoopResultBuilder]: For program point L763-4(lines 763 780) no Hoare annotation was computed. [2021-10-13 06:51:57,469 INFO L853 garLoopResultBuilder]: At program point L763-5(lines 1 970) the Hoare annotation is: false [2021-10-13 06:51:57,469 INFO L853 garLoopResultBuilder]: At program point L367(lines 1 970) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:51:57,469 INFO L857 garLoopResultBuilder]: For program point L797(line 797) no Hoare annotation was computed. [2021-10-13 06:51:57,469 INFO L857 garLoopResultBuilder]: For program point L171(lines 171 188) no Hoare annotation was computed. [2021-10-13 06:51:57,470 INFO L857 garLoopResultBuilder]: For program point L171-1(lines 171 188) no Hoare annotation was computed. [2021-10-13 06:51:57,470 INFO L853 garLoopResultBuilder]: At program point L105(lines 56 106) the Hoare annotation is: false [2021-10-13 06:51:57,470 INFO L857 garLoopResultBuilder]: For program point L171-2(lines 171 188) no Hoare annotation was computed. [2021-10-13 06:51:57,470 INFO L857 garLoopResultBuilder]: For program point L171-3(lines 171 188) no Hoare annotation was computed. [2021-10-13 06:51:57,470 INFO L857 garLoopResultBuilder]: For program point L171-4(lines 171 188) no Hoare annotation was computed. [2021-10-13 06:51:57,470 INFO L857 garLoopResultBuilder]: For program point L171-5(lines 171 188) no Hoare annotation was computed. [2021-10-13 06:51:57,470 INFO L853 garLoopResultBuilder]: At program point L139(lines 138 157) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:51:57,470 INFO L857 garLoopResultBuilder]: For program point L139-1(lines 139 145) no Hoare annotation was computed. [2021-10-13 06:51:57,471 INFO L853 garLoopResultBuilder]: At program point L139-2(lines 138 157) the Hoare annotation is: false [2021-10-13 06:51:57,471 INFO L853 garLoopResultBuilder]: At program point L139-3(lines 138 157) the Hoare annotation is: false [2021-10-13 06:51:57,471 INFO L857 garLoopResultBuilder]: For program point L800(lines 800 804) no Hoare annotation was computed. [2021-10-13 06:51:57,471 INFO L857 garLoopResultBuilder]: For program point L767(lines 767 777) no Hoare annotation was computed. [2021-10-13 06:51:57,471 INFO L857 garLoopResultBuilder]: For program point L800-1(lines 139 145) no Hoare annotation was computed. [2021-10-13 06:51:57,471 INFO L857 garLoopResultBuilder]: For program point L767-2(lines 767 777) no Hoare annotation was computed. [2021-10-13 06:51:57,471 INFO L857 garLoopResultBuilder]: For program point L767-4(lines 767 777) no Hoare annotation was computed. [2021-10-13 06:51:57,471 INFO L857 garLoopResultBuilder]: For program point L768(lines 768 774) no Hoare annotation was computed. [2021-10-13 06:51:57,472 INFO L857 garLoopResultBuilder]: For program point L768-2(lines 768 774) no Hoare annotation was computed. [2021-10-13 06:51:57,472 INFO L857 garLoopResultBuilder]: For program point L768-4(lines 768 774) no Hoare annotation was computed. [2021-10-13 06:51:57,472 INFO L853 garLoopResultBuilder]: At program point L967(lines 962 970) the Hoare annotation is: false [2021-10-13 06:51:57,472 INFO L853 garLoopResultBuilder]: At program point L967-1(lines 962 970) the Hoare annotation is: false [2021-10-13 06:51:57,472 INFO L857 garLoopResultBuilder]: For program point L901(lines 901 905) no Hoare annotation was computed. [2021-10-13 06:51:57,472 INFO L853 garLoopResultBuilder]: At program point L967-2(lines 962 970) the Hoare annotation is: false [2021-10-13 06:51:57,472 INFO L857 garLoopResultBuilder]: For program point L868(lines 868 875) no Hoare annotation was computed. [2021-10-13 06:51:57,473 INFO L853 garLoopResultBuilder]: At program point L967-3(lines 962 970) the Hoare annotation is: false [2021-10-13 06:51:57,473 INFO L853 garLoopResultBuilder]: At program point L967-4(lines 962 970) the Hoare annotation is: false [2021-10-13 06:51:57,473 INFO L860 garLoopResultBuilder]: At program point L868-1(lines 868 875) the Hoare annotation is: true [2021-10-13 06:51:57,473 INFO L853 garLoopResultBuilder]: At program point L967-5(lines 962 970) the Hoare annotation is: false [2021-10-13 06:51:57,473 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 118) no Hoare annotation was computed. [2021-10-13 06:51:57,473 INFO L857 garLoopResultBuilder]: For program point L175(lines 175 183) no Hoare annotation was computed. [2021-10-13 06:51:57,473 INFO L857 garLoopResultBuilder]: For program point L175-1(lines 175 183) no Hoare annotation was computed. [2021-10-13 06:51:57,474 INFO L857 garLoopResultBuilder]: For program point L175-2(lines 175 183) no Hoare annotation was computed. [2021-10-13 06:51:57,474 INFO L857 garLoopResultBuilder]: For program point L175-3(lines 175 183) no Hoare annotation was computed. [2021-10-13 06:51:57,474 INFO L857 garLoopResultBuilder]: For program point L175-4(lines 175 183) no Hoare annotation was computed. [2021-10-13 06:51:57,474 INFO L857 garLoopResultBuilder]: For program point L175-5(lines 175 183) no Hoare annotation was computed. [2021-10-13 06:51:57,474 INFO L857 garLoopResultBuilder]: For program point L77(lines 77 83) no Hoare annotation was computed. [2021-10-13 06:51:57,474 INFO L853 garLoopResultBuilder]: At program point L77-1(lines 77 83) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:51:57,474 INFO L853 garLoopResultBuilder]: At program point L375(lines 370 378) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:51:57,475 INFO L853 garLoopResultBuilder]: At program point L146(lines 146 152) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:51:57,475 INFO L853 garLoopResultBuilder]: At program point L146-1(lines 146 152) the Hoare annotation is: false [2021-10-13 06:51:57,475 INFO L853 garLoopResultBuilder]: At program point L146-2(lines 146 152) the Hoare annotation is: false [2021-10-13 06:51:57,475 INFO L860 garLoopResultBuilder]: At program point L877(lines 858 880) the Hoare annotation is: true [2021-10-13 06:51:57,475 INFO L853 garLoopResultBuilder]: At program point L844(lines 840 846) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:51:57,475 INFO L857 garLoopResultBuilder]: For program point L316(lines 316 320) no Hoare annotation was computed. [2021-10-13 06:51:57,475 INFO L857 garLoopResultBuilder]: For program point L316-2(lines 316 320) no Hoare annotation was computed. [2021-10-13 06:51:57,479 INFO L857 garLoopResultBuilder]: For program point L316-3(lines 316 320) no Hoare annotation was computed. [2021-10-13 06:51:57,480 INFO L857 garLoopResultBuilder]: For program point L316-5(lines 316 320) no Hoare annotation was computed. [2021-10-13 06:51:57,480 INFO L857 garLoopResultBuilder]: For program point L118(line 118) no Hoare annotation was computed. [2021-10-13 06:51:57,480 INFO L857 garLoopResultBuilder]: For program point L316-6(lines 316 320) no Hoare annotation was computed. [2021-10-13 06:51:57,480 INFO L857 garLoopResultBuilder]: For program point L118-1(line 118) no Hoare annotation was computed. [2021-10-13 06:51:57,481 INFO L857 garLoopResultBuilder]: For program point L316-8(lines 316 320) no Hoare annotation was computed. [2021-10-13 06:51:57,481 INFO L857 garLoopResultBuilder]: For program point L118-2(line 118) no Hoare annotation was computed. [2021-10-13 06:51:57,481 INFO L857 garLoopResultBuilder]: For program point L316-9(lines 316 320) no Hoare annotation was computed. [2021-10-13 06:51:57,481 INFO L857 garLoopResultBuilder]: For program point L316-11(lines 316 320) no Hoare annotation was computed. [2021-10-13 06:51:57,481 INFO L857 garLoopResultBuilder]: For program point L316-12(lines 316 320) no Hoare annotation was computed. [2021-10-13 06:51:57,481 INFO L857 garLoopResultBuilder]: For program point L316-14(lines 316 320) no Hoare annotation was computed. [2021-10-13 06:51:57,481 INFO L857 garLoopResultBuilder]: For program point L316-15(lines 316 320) no Hoare annotation was computed. [2021-10-13 06:51:57,482 INFO L857 garLoopResultBuilder]: For program point L316-17(lines 316 320) no Hoare annotation was computed. [2021-10-13 06:51:57,482 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 06:51:57,482 INFO L857 garLoopResultBuilder]: For program point L87(lines 87 100) no Hoare annotation was computed. [2021-10-13 06:51:57,482 INFO L857 garLoopResultBuilder]: For program point L913(lines 913 917) no Hoare annotation was computed. [2021-10-13 06:51:57,482 INFO L853 garLoopResultBuilder]: At program point L322(lines 307 325) the Hoare annotation is: false [2021-10-13 06:51:57,482 INFO L853 garLoopResultBuilder]: At program point L322-1(lines 307 325) the Hoare annotation is: false [2021-10-13 06:51:57,482 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 06:51:57,482 INFO L853 garLoopResultBuilder]: At program point L322-2(lines 307 325) the Hoare annotation is: false [2021-10-13 06:51:57,483 INFO L853 garLoopResultBuilder]: At program point L322-3(lines 307 325) the Hoare annotation is: false [2021-10-13 06:51:57,483 INFO L853 garLoopResultBuilder]: At program point L322-4(lines 307 325) the Hoare annotation is: false [2021-10-13 06:51:57,483 INFO L853 garLoopResultBuilder]: At program point L322-5(lines 307 325) the Hoare annotation is: false [2021-10-13 06:51:57,483 INFO L857 garLoopResultBuilder]: For program point L58(lines 57 104) no Hoare annotation was computed. [2021-10-13 06:51:57,483 INFO L853 garLoopResultBuilder]: At program point L752(lines 747 754) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:51:57,483 INFO L857 garLoopResultBuilder]: For program point L59(lines 59 63) no Hoare annotation was computed. [2021-10-13 06:51:57,483 INFO L853 garLoopResultBuilder]: At program point L258(lines 251 261) the Hoare annotation is: false [2021-10-13 06:51:57,483 INFO L853 garLoopResultBuilder]: At program point L258-1(lines 251 261) the Hoare annotation is: false [2021-10-13 06:51:57,484 INFO L853 garLoopResultBuilder]: At program point L258-2(lines 251 261) the Hoare annotation is: false [2021-10-13 06:51:57,484 INFO L857 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-10-13 06:51:57,484 INFO L853 garLoopResultBuilder]: At program point L93-1(lines 139 145) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:51:57,484 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 06:51:57,484 INFO L857 garLoopResultBuilder]: For program point L889(lines 889 893) no Hoare annotation was computed. [2021-10-13 06:51:57,484 INFO L857 garLoopResultBuilder]: For program point L889-3(lines 889 893) no Hoare annotation was computed. [2021-10-13 06:51:57,484 INFO L857 garLoopResultBuilder]: For program point L889-6(lines 889 893) no Hoare annotation was computed. [2021-10-13 06:51:57,484 INFO L857 garLoopResultBuilder]: For program point L197(lines 197 214) no Hoare annotation was computed. [2021-10-13 06:51:57,485 INFO L857 garLoopResultBuilder]: For program point L197-1(lines 197 214) no Hoare annotation was computed. [2021-10-13 06:51:57,485 INFO L857 garLoopResultBuilder]: For program point L197-2(lines 197 214) no Hoare annotation was computed. [2021-10-13 06:51:57,485 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 06:51:57,485 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 118) no Hoare annotation was computed. [2021-10-13 06:51:57,485 INFO L857 garLoopResultBuilder]: For program point L330(lines 330 336) no Hoare annotation was computed. [2021-10-13 06:51:57,485 INFO L853 garLoopResultBuilder]: At program point L330-1(lines 330 336) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:51:57,485 INFO L857 garLoopResultBuilder]: For program point L67(lines 67 73) no Hoare annotation was computed. [2021-10-13 06:51:57,485 INFO L853 garLoopResultBuilder]: At program point L67-1(lines 67 73) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:51:57,486 INFO L853 garLoopResultBuilder]: At program point L926(lines 921 929) the Hoare annotation is: false [2021-10-13 06:51:57,486 INFO L853 garLoopResultBuilder]: At program point L926-1(lines 921 929) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:51:57,486 INFO L853 garLoopResultBuilder]: At program point L926-2(lines 921 929) the Hoare annotation is: false [2021-10-13 06:51:57,486 INFO L853 garLoopResultBuilder]: At program point L926-3(lines 921 929) the Hoare annotation is: false [2021-10-13 06:51:57,487 INFO L853 garLoopResultBuilder]: At program point L926-4(lines 921 929) the Hoare annotation is: false [2021-10-13 06:51:57,487 INFO L853 garLoopResultBuilder]: At program point L926-5(lines 921 929) the Hoare annotation is: false [2021-10-13 06:51:57,491 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 06:51:57,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 06:51:57 BoogieIcfgContainer [2021-10-13 06:51:57,520 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 06:51:57,520 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 06:51:57,520 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 06:51:57,521 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 06:51:57,521 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:51:53" (3/4) ... [2021-10-13 06:51:57,524 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 06:51:57,540 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 06:51:57,541 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 06:51:57,542 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 06:51:57,543 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 06:51:57,544 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 06:51:57,545 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 06:51:57,546 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 06:51:57,573 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-13 06:51:57,618 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 06:51:57,618 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 06:51:57,619 INFO L168 Benchmark]: Toolchain (without parser) took 7635.96 ms. Allocated memory was 58.7 MB in the beginning and 100.7 MB in the end (delta: 41.9 MB). Free memory was 35.9 MB in the beginning and 33.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 42.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:51:57,620 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 58.7 MB. Free memory is still 39.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:51:57,620 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.21 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 35.6 MB in the beginning and 46.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 06:51:57,621 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.42 ms. Allocated memory is still 77.6 MB. Free memory was 46.2 MB in the beginning and 42.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:51:57,621 INFO L168 Benchmark]: Boogie Preprocessor took 59.43 ms. Allocated memory is still 77.6 MB. Free memory was 42.4 MB in the beginning and 59.6 MB in the end (delta: -17.2 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2021-10-13 06:51:57,621 INFO L168 Benchmark]: RCFGBuilder took 2589.79 ms. Allocated memory is still 77.6 MB. Free memory was 59.2 MB in the beginning and 50.9 MB in the end (delta: 8.3 MB). Peak memory consumption was 27.5 MB. Max. memory is 16.1 GB. [2021-10-13 06:51:57,622 INFO L168 Benchmark]: TraceAbstraction took 4071.50 ms. Allocated memory was 77.6 MB in the beginning and 100.7 MB in the end (delta: 23.1 MB). Free memory was 50.5 MB in the beginning and 42.5 MB in the end (delta: 8.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 16.1 GB. [2021-10-13 06:51:57,622 INFO L168 Benchmark]: Witness Printer took 97.86 ms. Allocated memory is still 100.7 MB. Free memory was 42.5 MB in the beginning and 33.8 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:51:57,624 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 58.7 MB. Free memory is still 39.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 700.21 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 35.6 MB in the beginning and 46.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 110.42 ms. Allocated memory is still 77.6 MB. Free memory was 46.2 MB in the beginning and 42.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 59.43 ms. Allocated memory is still 77.6 MB. Free memory was 42.4 MB in the beginning and 59.6 MB in the end (delta: -17.2 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2589.79 ms. Allocated memory is still 77.6 MB. Free memory was 59.2 MB in the beginning and 50.9 MB in the end (delta: 8.3 MB). Peak memory consumption was 27.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4071.50 ms. Allocated memory was 77.6 MB in the beginning and 100.7 MB in the end (delta: 23.1 MB). Free memory was 50.5 MB in the beginning and 42.5 MB in the end (delta: 8.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 16.1 GB. * Witness Printer took 97.86 ms. Allocated memory is still 100.7 MB. Free memory was 42.5 MB in the beginning and 33.8 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.4 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: 118]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 118]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 118]: 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, 111 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3975.7ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 28.6ms, AutomataDifference: 378.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 387.1ms, InitialAbstractionConstructionTime: 13.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 451 SDtfs, 534 SDslu, 520 SDs, 0 SdLazy, 73 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 101.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 226 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 82.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=119occurred 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: 77.9ms AutomataMinimizationTime, 5 MinimizatonAttempts, 179 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 131 NumberOfFragments, 138 HoareAnnotationTreeSize, 45 FomulaSimplifications, 3826 FormulaSimplificationTreeSizeReduction, 282.4ms HoareSimplificationTime, 45 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 95.7ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 121.4ms SsaConstructionTime, 537.5ms SatisfiabilityAnalysisTime, 908.8ms InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 422 SizeOfPredicates, 7 NumberOfNonLiveVariables, 990 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: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 06:51:57,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df1f39e-8bca-4cda-99e6-65ee257e033d/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...