./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8105acde44a746346743774bfdcca7c2d11e450d ............................................................................................................................................ 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_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8105acde44a746346743774bfdcca7c2d11e450d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:28:06,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:28:06,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:28:06,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:28:06,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:28:06,432 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:28:06,434 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:28:06,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:28:06,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:28:06,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:28:06,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:28:06,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:28:06,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:28:06,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:28:06,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:28:06,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:28:06,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:28:06,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:28:06,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:28:06,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:28:06,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:28:06,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:28:06,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:28:06,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:28:06,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:28:06,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:28:06,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:28:06,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:28:06,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:28:06,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:28:06,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:28:06,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:28:06,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:28:06,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:28:06,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:28:06,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:28:06,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:28:06,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:28:06,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:28:06,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:28:06,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:28:06,480 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:28:06,521 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:28:06,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:28:06,528 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:28:06,528 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:28:06,528 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:28:06,528 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:28:06,529 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:28:06,529 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:28:06,535 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:28:06,535 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:28:06,537 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:28:06,537 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:28:06,537 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:28:06,537 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:28:06,537 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:28:06,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:28:06,538 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:28:06,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:28:06,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:28:06,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:28:06,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:28:06,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:28:06,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:28:06,540 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:28:06,540 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:28:06,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:28:06,541 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:28:06,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:28:06,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:28:06,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:28:06,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:06,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:28:06,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:28:06,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:28:06,544 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:28:06,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:28:06,545 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:28:06,545 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:28:06,545 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:28:06,545 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_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8105acde44a746346743774bfdcca7c2d11e450d [2021-10-11 02:28:06,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:28:06,824 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:28:06,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:28:06,828 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:28:06,830 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:28:06,831 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c [2021-10-11 02:28:06,919 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/data/e9e88e9c4/93320e9a6b324ecea2cdbfb3048fe442/FLAG071778cdd [2021-10-11 02:28:07,435 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:28:07,436 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c [2021-10-11 02:28:07,449 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/data/e9e88e9c4/93320e9a6b324ecea2cdbfb3048fe442/FLAG071778cdd [2021-10-11 02:28:07,869 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/data/e9e88e9c4/93320e9a6b324ecea2cdbfb3048fe442 [2021-10-11 02:28:07,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:28:07,873 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:28:07,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:07,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:28:07,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:28:07,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:07" (1/1) ... [2021-10-11 02:28:07,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69195290 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:07, skipping insertion in model container [2021-10-11 02:28:07,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:07" (1/1) ... [2021-10-11 02:28:07,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:28:07,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:08,276 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c[13059,13072] [2021-10-11 02:28:08,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:08,321 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:28:08,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38d8981a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:08, skipping insertion in model container [2021-10-11 02:28:08,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:08,322 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:28:08,324 INFO L168 Benchmark]: Toolchain (without parser) took 450.02 ms. Allocated memory is still 140.5 MB. Free memory was 103.2 MB in the beginning and 109.7 MB in the end (delta: -6.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:08,325 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 140.5 MB. Free memory was 115.3 MB in the beginning and 115.3 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:28:08,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 447.46 ms. Allocated memory is still 140.5 MB. Free memory was 103.0 MB in the beginning and 109.7 MB in the end (delta: -6.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:08,329 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 140.5 MB. Free memory was 115.3 MB in the beginning and 115.3 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 447.46 ms. Allocated memory is still 140.5 MB. Free memory was 103.0 MB in the beginning and 109.7 MB in the end (delta: -6.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 207]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:28:10,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:28:10,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:28:10,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:28:10,619 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:28:10,621 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:28:10,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:28:10,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:28:10,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:28:10,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:28:10,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:28:10,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:28:10,646 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:28:10,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:28:10,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:28:10,652 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:28:10,654 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:28:10,655 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:28:10,662 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:28:10,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:28:10,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:28:10,674 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:28:10,677 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:28:10,679 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:28:10,686 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:28:10,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:28:10,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:28:10,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:28:10,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:28:10,690 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:28:10,690 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:28:10,691 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:28:10,692 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:28:10,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:28:10,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:28:10,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:28:10,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:28:10,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:28:10,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:28:10,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:28:10,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:28:10,698 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:28:10,723 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:28:10,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:28:10,725 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:28:10,725 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:28:10,725 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:28:10,725 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:28:10,726 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:28:10,726 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:28:10,726 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:28:10,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:28:10,727 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:28:10,727 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:28:10,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:28:10,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:28:10,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:28:10,728 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:28:10,728 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:28:10,729 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:28:10,729 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:28:10,729 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:28:10,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:28:10,730 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:28:10,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:28:10,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:28:10,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:28:10,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:28:10,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:10,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:28:10,731 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:28:10,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:28:10,732 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:28:10,732 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:28:10,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:28:10,732 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:28:10,733 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:28:10,733 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_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8105acde44a746346743774bfdcca7c2d11e450d [2021-10-11 02:28:11,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:28:11,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:28:11,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:28:11,190 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:28:11,191 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:28:11,194 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c [2021-10-11 02:28:11,274 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/data/7eb28c1d5/bd4e1a83f6424f1f958833133db84cc2/FLAGbce1772b5 [2021-10-11 02:28:11,969 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:28:11,969 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c [2021-10-11 02:28:11,990 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/data/7eb28c1d5/bd4e1a83f6424f1f958833133db84cc2/FLAGbce1772b5 [2021-10-11 02:28:12,238 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/data/7eb28c1d5/bd4e1a83f6424f1f958833133db84cc2 [2021-10-11 02:28:12,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:28:12,242 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:28:12,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:12,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:28:12,255 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:28:12,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:12" (1/1) ... [2021-10-11 02:28:12,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b6b8fc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:12, skipping insertion in model container [2021-10-11 02:28:12,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:28:12" (1/1) ... [2021-10-11 02:28:12,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:28:12,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:12,571 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c[13059,13072] [2021-10-11 02:28:12,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:12,699 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:28:12,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:28:12,790 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c[13059,13072] [2021-10-11 02:28:12,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:12,839 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:28:12,908 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/sv-benchmarks/c/product-lines/minepump_spec2_product23.cil.c[13059,13072] [2021-10-11 02:28:12,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:28:12,958 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:28:12,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:12 WrapperNode [2021-10-11 02:28:12,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:28:12,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:28:12,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:28:12,960 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:28:12,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:12" (1/1) ... [2021-10-11 02:28:12,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:12" (1/1) ... [2021-10-11 02:28:13,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:28:13,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:28:13,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:28:13,055 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:28:13,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:12" (1/1) ... [2021-10-11 02:28:13,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:12" (1/1) ... [2021-10-11 02:28:13,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:12" (1/1) ... [2021-10-11 02:28:13,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:12" (1/1) ... [2021-10-11 02:28:13,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:12" (1/1) ... [2021-10-11 02:28:13,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:12" (1/1) ... [2021-10-11 02:28:13,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:12" (1/1) ... [2021-10-11 02:28:13,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:28:13,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:28:13,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:28:13,146 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:28:13,147 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:12" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:28:13,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:28:13,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:28:13,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:28:13,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:28:15,592 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:28:15,592 INFO L299 CfgBuilder]: Removed 162 assume(true) statements. [2021-10-11 02:28:15,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:15 BoogieIcfgContainer [2021-10-11 02:28:15,595 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:28:15,596 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:28:15,596 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:28:15,599 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:28:15,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:28:12" (1/3) ... [2021-10-11 02:28:15,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44aff331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:28:15, skipping insertion in model container [2021-10-11 02:28:15,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:28:12" (2/3) ... [2021-10-11 02:28:15,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44aff331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:28:15, skipping insertion in model container [2021-10-11 02:28:15,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:15" (3/3) ... [2021-10-11 02:28:15,603 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product23.cil.c [2021-10-11 02:28:15,617 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:28:15,620 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:28:15,631 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:28:15,654 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:28:15,654 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:28:15,655 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:28:15,655 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:28:15,655 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:28:15,655 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:28:15,655 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:28:15,655 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:28:15,671 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2021-10-11 02:28:15,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:28:15,678 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:15,679 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:15,679 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:15,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:15,685 INFO L82 PathProgramCache]: Analyzing trace with hash 280793572, now seen corresponding path program 1 times [2021-10-11 02:28:15,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:15,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [29696769] [2021-10-11 02:28:15,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:28:15,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:15,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:28:15,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:16,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:16,051 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:16,052 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [29696769] [2021-10-11 02:28:16,053 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:16,053 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:28:16,055 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043566233] [2021-10-11 02:28:16,062 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:28:16,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:16,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:28:16,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:28:16,080 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2021-10-11 02:28:16,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:16,131 INFO L93 Difference]: Finished difference Result 215 states and 324 transitions. [2021-10-11 02:28:16,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:28:16,132 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:28:16,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:16,146 INFO L225 Difference]: With dead ends: 215 [2021-10-11 02:28:16,146 INFO L226 Difference]: Without dead ends: 107 [2021-10-11 02:28:16,150 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:28:16,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-11 02:28:16,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-10-11 02:28:16,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2021-10-11 02:28:16,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 154 transitions. [2021-10-11 02:28:16,198 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 154 transitions. Word has length 18 [2021-10-11 02:28:16,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:16,198 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 154 transitions. [2021-10-11 02:28:16,198 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:28:16,198 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 154 transitions. [2021-10-11 02:28:16,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:28:16,200 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:16,200 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:16,414 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:28:16,417 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:16,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:16,418 INFO L82 PathProgramCache]: Analyzing trace with hash 61957603, now seen corresponding path program 1 times [2021-10-11 02:28:16,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:16,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1430899473] [2021-10-11 02:28:16,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:28:16,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:16,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:28:16,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:16,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:16,630 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:16,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1430899473] [2021-10-11 02:28:16,631 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:16,631 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:28:16,631 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191990670] [2021-10-11 02:28:16,632 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:28:16,632 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:16,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:28:16,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:16,634 INFO L87 Difference]: Start difference. First operand 107 states and 154 transitions. Second operand 3 states. [2021-10-11 02:28:16,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:16,646 INFO L93 Difference]: Finished difference Result 107 states and 154 transitions. [2021-10-11 02:28:16,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:28:16,647 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:28:16,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:16,648 INFO L225 Difference]: With dead ends: 107 [2021-10-11 02:28:16,648 INFO L226 Difference]: Without dead ends: 47 [2021-10-11 02:28:16,649 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:16,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-10-11 02:28:16,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-10-11 02:28:16,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2021-10-11 02:28:16,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2021-10-11 02:28:16,655 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 19 [2021-10-11 02:28:16,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:16,655 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2021-10-11 02:28:16,655 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:28:16,656 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2021-10-11 02:28:16,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:28:16,657 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:16,657 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:16,875 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:28:16,875 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:16,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:16,876 INFO L82 PathProgramCache]: Analyzing trace with hash 1244835391, now seen corresponding path program 1 times [2021-10-11 02:28:16,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:16,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1981877068] [2021-10-11 02:28:16,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:28:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:17,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:28:17,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:17,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:17,090 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:17,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1981877068] [2021-10-11 02:28:17,091 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:17,091 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:28:17,091 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631090310] [2021-10-11 02:28:17,092 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:28:17,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:17,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:28:17,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:17,093 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand 3 states. [2021-10-11 02:28:17,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:17,112 INFO L93 Difference]: Finished difference Result 127 states and 187 transitions. [2021-10-11 02:28:17,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:28:17,112 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:28:17,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:17,114 INFO L225 Difference]: With dead ends: 127 [2021-10-11 02:28:17,114 INFO L226 Difference]: Without dead ends: 87 [2021-10-11 02:28:17,115 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:28:17,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-11 02:28:17,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 83. [2021-10-11 02:28:17,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2021-10-11 02:28:17,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 122 transitions. [2021-10-11 02:28:17,126 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 122 transitions. Word has length 24 [2021-10-11 02:28:17,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:17,127 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 122 transitions. [2021-10-11 02:28:17,127 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:28:17,127 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 122 transitions. [2021-10-11 02:28:17,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:28:17,128 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:17,128 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:17,343 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:28:17,343 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:17,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:17,344 INFO L82 PathProgramCache]: Analyzing trace with hash 1177918449, now seen corresponding path program 1 times [2021-10-11 02:28:17,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:17,345 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1416537823] [2021-10-11 02:28:17,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:28:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:17,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:28:17,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:17,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:17,585 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:17,585 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1416537823] [2021-10-11 02:28:17,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:17,585 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:28:17,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222564095] [2021-10-11 02:28:17,586 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:28:17,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:17,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:28:17,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:28:17,587 INFO L87 Difference]: Start difference. First operand 83 states and 122 transitions. Second operand 5 states. [2021-10-11 02:28:17,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:17,774 INFO L93 Difference]: Finished difference Result 409 states and 623 transitions. [2021-10-11 02:28:17,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:28:17,774 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2021-10-11 02:28:17,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:17,780 INFO L225 Difference]: With dead ends: 409 [2021-10-11 02:28:17,781 INFO L226 Difference]: Without dead ends: 333 [2021-10-11 02:28:17,784 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:28:17,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2021-10-11 02:28:17,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 151. [2021-10-11 02:28:17,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2021-10-11 02:28:17,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 222 transitions. [2021-10-11 02:28:17,831 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 222 transitions. Word has length 26 [2021-10-11 02:28:17,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:17,833 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 222 transitions. [2021-10-11 02:28:17,833 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:28:17,833 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 222 transitions. [2021-10-11 02:28:17,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:28:17,840 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:28:17,840 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:28:18,050 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:28:18,050 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:28:18,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:28:18,051 INFO L82 PathProgramCache]: Analyzing trace with hash 161824377, now seen corresponding path program 1 times [2021-10-11 02:28:18,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:28:18,057 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1402849685] [2021-10-11 02:28:18,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:28:18,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:28:18,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:28:18,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:28:18,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:28:18,290 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:28:18,290 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1402849685] [2021-10-11 02:28:18,290 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:28:18,291 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:28:18,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49911549] [2021-10-11 02:28:18,291 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:28:18,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:28:18,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:28:18,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:28:18,292 INFO L87 Difference]: Start difference. First operand 151 states and 222 transitions. Second operand 5 states. [2021-10-11 02:28:18,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:28:18,413 INFO L93 Difference]: Finished difference Result 359 states and 544 transitions. [2021-10-11 02:28:18,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:28:18,414 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2021-10-11 02:28:18,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:28:18,415 INFO L225 Difference]: With dead ends: 359 [2021-10-11 02:28:18,415 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:28:18,416 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:28:18,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:28:18,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:28:18,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:28:18,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:28:18,417 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-11 02:28:18,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:28:18,418 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:28:18,418 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:28:18,418 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:28:18,418 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:28:18,630 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:28:18,632 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:28:19,096 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 549) no Hoare annotation was computed. [2021-10-11 02:28:19,096 INFO L262 CegarLoopResult]: For program point L696(lines 696 704) no Hoare annotation was computed. [2021-10-11 02:28:19,096 INFO L262 CegarLoopResult]: For program point L696-1(lines 696 704) no Hoare annotation was computed. [2021-10-11 02:28:19,097 INFO L262 CegarLoopResult]: For program point L696-2(lines 696 704) no Hoare annotation was computed. [2021-10-11 02:28:19,097 INFO L262 CegarLoopResult]: For program point L597(lines 597 610) no Hoare annotation was computed. [2021-10-11 02:28:19,097 INFO L262 CegarLoopResult]: For program point L666(lines 666 683) no Hoare annotation was computed. [2021-10-11 02:28:19,097 INFO L262 CegarLoopResult]: For program point L666-1(lines 666 683) no Hoare annotation was computed. [2021-10-11 02:28:19,097 INFO L262 CegarLoopResult]: For program point L666-2(lines 666 683) no Hoare annotation was computed. [2021-10-11 02:28:19,097 INFO L262 CegarLoopResult]: For program point L666-3(lines 666 683) no Hoare annotation was computed. [2021-10-11 02:28:19,097 INFO L262 CegarLoopResult]: For program point L666-4(lines 666 683) no Hoare annotation was computed. [2021-10-11 02:28:19,097 INFO L262 CegarLoopResult]: For program point L666-5(lines 666 683) no Hoare annotation was computed. [2021-10-11 02:28:19,098 INFO L258 CegarLoopResult]: At program point L634(lines 633 652) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:19,098 INFO L262 CegarLoopResult]: For program point L634-1(lines 634 640) no Hoare annotation was computed. [2021-10-11 02:28:19,098 INFO L262 CegarLoopResult]: For program point L568(lines 567 614) no Hoare annotation was computed. [2021-10-11 02:28:19,098 INFO L258 CegarLoopResult]: At program point L634-2(lines 633 652) the Hoare annotation is: false [2021-10-11 02:28:19,098 INFO L258 CegarLoopResult]: At program point L634-3(lines 633 652) the Hoare annotation is: false [2021-10-11 02:28:19,098 INFO L258 CegarLoopResult]: At program point L800(lines 785 803) the Hoare annotation is: false [2021-10-11 02:28:19,098 INFO L258 CegarLoopResult]: At program point L800-1(lines 785 803) the Hoare annotation is: false [2021-10-11 02:28:19,098 INFO L258 CegarLoopResult]: At program point L800-2(lines 785 803) the Hoare annotation is: false [2021-10-11 02:28:19,098 INFO L258 CegarLoopResult]: At program point L800-3(lines 785 803) the Hoare annotation is: false [2021-10-11 02:28:19,099 INFO L258 CegarLoopResult]: At program point L800-4(lines 785 803) the Hoare annotation is: false [2021-10-11 02:28:19,099 INFO L258 CegarLoopResult]: At program point L800-5(lines 785 803) the Hoare annotation is: false [2021-10-11 02:28:19,099 INFO L262 CegarLoopResult]: For program point L569(lines 569 573) no Hoare annotation was computed. [2021-10-11 02:28:19,099 INFO L262 CegarLoopResult]: For program point L603(lines 603 609) no Hoare annotation was computed. [2021-10-11 02:28:19,099 INFO L258 CegarLoopResult]: At program point L603-1(lines 634 640) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:19,099 INFO L258 CegarLoopResult]: At program point L736(lines 729 739) the Hoare annotation is: false [2021-10-11 02:28:19,099 INFO L258 CegarLoopResult]: At program point L736-1(lines 729 739) the Hoare annotation is: false [2021-10-11 02:28:19,099 INFO L262 CegarLoopResult]: For program point L670(lines 670 678) no Hoare annotation was computed. [2021-10-11 02:28:19,099 INFO L258 CegarLoopResult]: At program point L736-2(lines 729 739) the Hoare annotation is: false [2021-10-11 02:28:19,099 INFO L262 CegarLoopResult]: For program point L670-1(lines 670 678) no Hoare annotation was computed. [2021-10-11 02:28:19,100 INFO L262 CegarLoopResult]: For program point L670-2(lines 670 678) no Hoare annotation was computed. [2021-10-11 02:28:19,100 INFO L262 CegarLoopResult]: For program point L670-3(lines 670 678) no Hoare annotation was computed. [2021-10-11 02:28:19,100 INFO L262 CegarLoopResult]: For program point L670-4(lines 670 678) no Hoare annotation was computed. [2021-10-11 02:28:19,100 INFO L262 CegarLoopResult]: For program point L670-5(lines 670 678) no Hoare annotation was computed. [2021-10-11 02:28:19,100 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 549) no Hoare annotation was computed. [2021-10-11 02:28:19,100 INFO L258 CegarLoopResult]: At program point L869-2(lines 869 883) the Hoare annotation is: false [2021-10-11 02:28:19,100 INFO L262 CegarLoopResult]: For program point L870(line 870) no Hoare annotation was computed. [2021-10-11 02:28:19,100 INFO L262 CegarLoopResult]: For program point L79(lines 79 83) no Hoare annotation was computed. [2021-10-11 02:28:19,100 INFO L258 CegarLoopResult]: At program point L641(lines 641 647) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:19,101 INFO L258 CegarLoopResult]: At program point L641-1(lines 641 647) the Hoare annotation is: false [2021-10-11 02:28:19,101 INFO L258 CegarLoopResult]: At program point L641-2(lines 641 647) the Hoare annotation is: false [2021-10-11 02:28:19,101 INFO L258 CegarLoopResult]: At program point L146(lines 141 148) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:28:19,101 INFO L262 CegarLoopResult]: For program point L873(lines 873 877) no Hoare annotation was computed. [2021-10-11 02:28:19,101 INFO L262 CegarLoopResult]: For program point L873-1(lines 634 640) no Hoare annotation was computed. [2021-10-11 02:28:19,101 INFO L262 CegarLoopResult]: For program point L808(lines 808 814) no Hoare annotation was computed. [2021-10-11 02:28:19,101 INFO L258 CegarLoopResult]: At program point L808-1(lines 808 814) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:19,101 INFO L262 CegarLoopResult]: For program point L577(lines 577 583) no Hoare annotation was computed. [2021-10-11 02:28:19,101 INFO L258 CegarLoopResult]: At program point L577-1(lines 577 583) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:19,102 INFO L262 CegarLoopResult]: For program point L941(lines 941 948) no Hoare annotation was computed. [2021-10-11 02:28:19,102 INFO L265 CegarLoopResult]: At program point L941-1(lines 941 948) the Hoare annotation is: true [2021-10-11 02:28:19,102 INFO L258 CegarLoopResult]: At program point L745(lines 740 748) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:19,102 INFO L258 CegarLoopResult]: At program point L745-1(lines 740 748) the Hoare annotation is: false [2021-10-11 02:28:19,102 INFO L258 CegarLoopResult]: At program point L745-2(lines 740 748) the Hoare annotation is: false [2021-10-11 02:28:19,102 INFO L258 CegarLoopResult]: At program point L845(lines 1 953) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:28:19,102 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:28:19,102 INFO L258 CegarLoopResult]: At program point L615(lines 566 616) the Hoare annotation is: false [2021-10-11 02:28:19,103 INFO L262 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2021-10-11 02:28:19,103 INFO L262 CegarLoopResult]: For program point L549-1(line 549) no Hoare annotation was computed. [2021-10-11 02:28:19,103 INFO L262 CegarLoopResult]: For program point L549-2(line 549) no Hoare annotation was computed. [2021-10-11 02:28:19,103 INFO L262 CegarLoopResult]: For program point L55(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:28:19,103 INFO L262 CegarLoopResult]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:28:19,103 INFO L262 CegarLoopResult]: For program point L55-6(lines 55 59) no Hoare annotation was computed. [2021-10-11 02:28:19,103 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:28:19,103 INFO L262 CegarLoopResult]: For program point L157(lines 157 174) no Hoare annotation was computed. [2021-10-11 02:28:19,103 INFO L258 CegarLoopResult]: At program point L157-1(lines 1 953) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:19,103 INFO L262 CegarLoopResult]: For program point L157-2(lines 157 174) no Hoare annotation was computed. [2021-10-11 02:28:19,103 INFO L258 CegarLoopResult]: At program point L157-3(lines 1 953) the Hoare annotation is: false [2021-10-11 02:28:19,104 INFO L262 CegarLoopResult]: For program point L157-4(lines 157 174) no Hoare annotation was computed. [2021-10-11 02:28:19,104 INFO L258 CegarLoopResult]: At program point L157-5(lines 1 953) the Hoare annotation is: false [2021-10-11 02:28:19,104 INFO L265 CegarLoopResult]: At program point L950(lines 931 953) the Hoare annotation is: true [2021-10-11 02:28:19,104 INFO L258 CegarLoopResult]: At program point L917(lines 913 919) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:28:19,104 INFO L262 CegarLoopResult]: For program point L587(lines 587 593) no Hoare annotation was computed. [2021-10-11 02:28:19,104 INFO L258 CegarLoopResult]: At program point L587-1(lines 587 593) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:19,104 INFO L258 CegarLoopResult]: At program point L92(lines 87 95) the Hoare annotation is: false [2021-10-11 02:28:19,104 INFO L258 CegarLoopResult]: At program point L92-1(lines 87 95) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-11 02:28:19,105 INFO L258 CegarLoopResult]: At program point L92-2(lines 87 95) the Hoare annotation is: false [2021-10-11 02:28:19,105 INFO L258 CegarLoopResult]: At program point L92-3(lines 87 95) the Hoare annotation is: false [2021-10-11 02:28:19,105 INFO L258 CegarLoopResult]: At program point L92-4(lines 87 95) the Hoare annotation is: false [2021-10-11 02:28:19,105 INFO L258 CegarLoopResult]: At program point L92-5(lines 87 95) the Hoare annotation is: false [2021-10-11 02:28:19,105 INFO L258 CegarLoopResult]: At program point L853(lines 848 856) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:28:19,105 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:28:19,105 INFO L262 CegarLoopResult]: For program point L161(lines 161 171) no Hoare annotation was computed. [2021-10-11 02:28:19,105 INFO L262 CegarLoopResult]: For program point L161-2(lines 161 171) no Hoare annotation was computed. [2021-10-11 02:28:19,105 INFO L262 CegarLoopResult]: For program point L161-4(lines 161 171) no Hoare annotation was computed. [2021-10-11 02:28:19,105 INFO L262 CegarLoopResult]: For program point L162(lines 162 168) no Hoare annotation was computed. [2021-10-11 02:28:19,105 INFO L262 CegarLoopResult]: For program point L162-2(lines 162 168) no Hoare annotation was computed. [2021-10-11 02:28:19,106 INFO L262 CegarLoopResult]: For program point L162-4(lines 162 168) no Hoare annotation was computed. [2021-10-11 02:28:19,106 INFO L262 CegarLoopResult]: For program point L692(lines 692 709) no Hoare annotation was computed. [2021-10-11 02:28:19,106 INFO L262 CegarLoopResult]: For program point L692-1(lines 692 709) no Hoare annotation was computed. [2021-10-11 02:28:19,107 INFO L262 CegarLoopResult]: For program point L692-2(lines 692 709) no Hoare annotation was computed. [2021-10-11 02:28:19,108 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:28:19,108 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 549) no Hoare annotation was computed. [2021-10-11 02:28:19,108 INFO L258 CegarLoopResult]: At program point L133(lines 128 136) the Hoare annotation is: false [2021-10-11 02:28:19,108 INFO L258 CegarLoopResult]: At program point L133-1(lines 128 136) the Hoare annotation is: false [2021-10-11 02:28:19,108 INFO L262 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-11 02:28:19,108 INFO L258 CegarLoopResult]: At program point L133-2(lines 128 136) the Hoare annotation is: false [2021-10-11 02:28:19,109 INFO L258 CegarLoopResult]: At program point L133-3(lines 128 136) the Hoare annotation is: false [2021-10-11 02:28:19,109 INFO L258 CegarLoopResult]: At program point L133-4(lines 128 136) the Hoare annotation is: false [2021-10-11 02:28:19,109 INFO L258 CegarLoopResult]: At program point L133-5(lines 128 136) the Hoare annotation is: false [2021-10-11 02:28:19,109 INFO L262 CegarLoopResult]: For program point L794(lines 794 798) no Hoare annotation was computed. [2021-10-11 02:28:19,109 INFO L262 CegarLoopResult]: For program point L794-2(lines 794 798) no Hoare annotation was computed. [2021-10-11 02:28:19,109 INFO L262 CegarLoopResult]: For program point L794-3(lines 794 798) no Hoare annotation was computed. [2021-10-11 02:28:19,109 INFO L262 CegarLoopResult]: For program point L794-5(lines 794 798) no Hoare annotation was computed. [2021-10-11 02:28:19,110 INFO L262 CegarLoopResult]: For program point L794-6(lines 794 798) no Hoare annotation was computed. [2021-10-11 02:28:19,110 INFO L262 CegarLoopResult]: For program point L794-8(lines 794 798) no Hoare annotation was computed. [2021-10-11 02:28:19,110 INFO L262 CegarLoopResult]: For program point L794-9(lines 794 798) no Hoare annotation was computed. [2021-10-11 02:28:19,110 INFO L262 CegarLoopResult]: For program point L794-11(lines 794 798) no Hoare annotation was computed. [2021-10-11 02:28:19,110 INFO L262 CegarLoopResult]: For program point L794-12(lines 794 798) no Hoare annotation was computed. [2021-10-11 02:28:19,110 INFO L262 CegarLoopResult]: For program point L794-14(lines 794 798) no Hoare annotation was computed. [2021-10-11 02:28:19,110 INFO L262 CegarLoopResult]: For program point L794-15(lines 794 798) no Hoare annotation was computed. [2021-10-11 02:28:19,111 INFO L262 CegarLoopResult]: For program point L794-17(lines 794 798) no Hoare annotation was computed. [2021-10-11 02:28:19,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:28:19 BoogieIcfgContainer [2021-10-11 02:28:19,128 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:28:19,128 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:28:19,128 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:28:19,129 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:28:19,129 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:28:15" (3/4) ... [2021-10-11 02:28:19,132 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:28:19,149 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:28:19,150 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:28:19,151 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:28:19,152 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:28:19,153 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:28:19,154 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:28:19,155 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:28:19,183 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-11 02:28:19,242 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b884f004-7337-4104-aa96-0446bfe882fd/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:28:19,242 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:28:19,244 INFO L168 Benchmark]: Toolchain (without parser) took 7000.80 ms. Allocated memory was 88.1 MB in the beginning and 119.5 MB in the end (delta: 31.5 MB). Free memory was 52.4 MB in the beginning and 74.2 MB in the end (delta: -21.7 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:19,244 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 88.1 MB. Free memory was 70.1 MB in the beginning and 70.0 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:28:19,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 707.76 ms. Allocated memory is still 88.1 MB. Free memory was 52.3 MB in the beginning and 56.2 MB in the end (delta: -3.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:19,245 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.96 ms. Allocated memory is still 88.1 MB. Free memory was 56.2 MB in the beginning and 52.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:19,246 INFO L168 Benchmark]: Boogie Preprocessor took 90.66 ms. Allocated memory is still 88.1 MB. Free memory was 52.6 MB in the beginning and 50.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:19,246 INFO L168 Benchmark]: RCFGBuilder took 2448.79 ms. Allocated memory was 88.1 MB in the beginning and 119.5 MB in the end (delta: 31.5 MB). Free memory was 49.8 MB in the beginning and 82.0 MB in the end (delta: -32.2 MB). Peak memory consumption was 22.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:19,246 INFO L168 Benchmark]: TraceAbstraction took 3531.60 ms. Allocated memory is still 119.5 MB. Free memory was 82.0 MB in the beginning and 83.6 MB in the end (delta: -1.7 MB). Peak memory consumption was 49.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:19,247 INFO L168 Benchmark]: Witness Printer took 114.21 ms. Allocated memory is still 119.5 MB. Free memory was 83.6 MB in the beginning and 74.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:28:19,249 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 88.1 MB. Free memory was 70.1 MB in the beginning and 70.0 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 707.76 ms. Allocated memory is still 88.1 MB. Free memory was 52.3 MB in the beginning and 56.2 MB in the end (delta: -3.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 88.96 ms. Allocated memory is still 88.1 MB. Free memory was 56.2 MB in the beginning and 52.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 90.66 ms. Allocated memory is still 88.1 MB. Free memory was 52.6 MB in the beginning and 50.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2448.79 ms. Allocated memory was 88.1 MB in the beginning and 119.5 MB in the end (delta: 31.5 MB). Free memory was 49.8 MB in the beginning and 82.0 MB in the end (delta: -32.2 MB). Peak memory consumption was 22.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3531.60 ms. Allocated memory is still 119.5 MB. Free memory was 82.0 MB in the beginning and 83.6 MB in the end (delta: -1.7 MB). Peak memory consumption was 49.5 MB. Max. memory is 16.1 GB. * Witness Printer took 114.21 ms. Allocated memory is still 119.5 MB. Free memory was 83.6 MB in the beginning and 74.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 549]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 549]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 549]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 808]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 451 SDtfs, 427 SDslu, 454 SDs, 0 SdLazy, 70 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 117 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=151occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 186 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 131 NumberOfFragments, 146 HoareAnnotationTreeSize, 45 FomulaSimplifications, 2984 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 45 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 5453 SizeOfPredicates, 7 NumberOfNonLiveVariables, 990 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...