./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f6bad48b4609958b21373d95937ae7f736890e97 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f6bad48b4609958b21373d95937ae7f736890e97 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:55:50,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:55:50,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:55:50,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:55:50,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:55:50,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:55:50,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:55:50,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:55:50,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:55:50,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:55:50,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:55:50,215 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:55:50,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:55:50,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:55:50,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:55:50,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:55:50,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:55:50,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:55:50,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:55:50,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:55:50,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:55:50,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:55:50,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:55:50,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:55:50,245 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:55:50,246 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:55:50,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:55:50,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:55:50,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:55:50,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:55:50,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:55:50,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:55:50,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:55:50,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:55:50,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:55:50,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:55:50,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:55:50,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:55:50,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:55:50,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:55:50,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:55:50,265 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 06:55:50,334 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:55:50,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:55:50,338 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:55:50,339 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:55:50,340 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:55:50,340 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:55:50,340 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 06:55:50,340 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:55:50,341 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:55:50,341 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 06:55:50,341 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 06:55:50,341 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:55:50,342 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 06:55:50,342 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 06:55:50,342 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 06:55:50,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:55:50,343 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:55:50,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:55:50,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:55:50,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:55:50,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:55:50,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:55:50,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:55:50,345 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:55:50,346 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:55:50,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:55:50,346 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:55:50,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:55:50,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:55:50,347 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:55:50,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:55:50,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:55:50,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:55:50,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:55:50,349 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 06:55:50,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 06:55:50,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:55:50,350 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:55:50,350 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:55:50,350 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_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6bad48b4609958b21373d95937ae7f736890e97 [2021-10-13 06:55:50,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:55:50,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:55:50,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:55:50,713 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:55:50,714 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:55:50,715 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2021-10-13 06:55:50,825 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/data/c7bb92e5b/c668b63d08f14ff0aad358f584f98e02/FLAG3109a4464 [2021-10-13 06:55:51,469 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:55:51,470 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2021-10-13 06:55:51,491 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/data/c7bb92e5b/c668b63d08f14ff0aad358f584f98e02/FLAG3109a4464 [2021-10-13 06:55:51,724 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/data/c7bb92e5b/c668b63d08f14ff0aad358f584f98e02 [2021-10-13 06:55:51,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:55:51,729 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:55:51,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:55:51,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:55:51,742 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:55:51,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:55:51" (1/1) ... [2021-10-13 06:55:51,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68b4f79c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:51, skipping insertion in model container [2021-10-13 06:55:51,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:55:51" (1/1) ... [2021-10-13 06:55:51,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:55:51,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:55:52,211 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i[24436,24449] [2021-10-13 06:55:52,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:55:52,237 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 06:55:52,321 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i[24436,24449] [2021-10-13 06:55:52,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:55:52,365 INFO L208 MainTranslator]: Completed translation [2021-10-13 06:55:52,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:52 WrapperNode [2021-10-13 06:55:52,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:55:52,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 06:55:52,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 06:55:52,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 06:55:52,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:52" (1/1) ... [2021-10-13 06:55:52,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:52" (1/1) ... [2021-10-13 06:55:52,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 06:55:52,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 06:55:52,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 06:55:52,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 06:55:52,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:52" (1/1) ... [2021-10-13 06:55:52,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:52" (1/1) ... [2021-10-13 06:55:52,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:52" (1/1) ... [2021-10-13 06:55:52,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:52" (1/1) ... [2021-10-13 06:55:52,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:52" (1/1) ... [2021-10-13 06:55:52,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:52" (1/1) ... [2021-10-13 06:55:52,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:52" (1/1) ... [2021-10-13 06:55:52,484 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 06:55:52,485 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 06:55:52,485 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 06:55:52,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 06:55:52,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:52" (1/1) ... [2021-10-13 06:55:52,498 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:55:52,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:55:52,536 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 06:55:52,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 06:55:52,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 06:55:52,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 06:55:52,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 06:55:52,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 06:55:52,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 06:55:52,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 06:55:52,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 06:55:52,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 06:55:52,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 06:55:52,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 06:55:53,306 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 06:55:53,307 INFO L299 CfgBuilder]: Removed 26 assume(true) statements. [2021-10-13 06:55:53,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:55:53 BoogieIcfgContainer [2021-10-13 06:55:53,309 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 06:55:53,311 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 06:55:53,312 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 06:55:53,318 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 06:55:53,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:55:51" (1/3) ... [2021-10-13 06:55:53,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@305951a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:55:53, skipping insertion in model container [2021-10-13 06:55:53,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:55:52" (2/3) ... [2021-10-13 06:55:53,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@305951a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:55:53, skipping insertion in model container [2021-10-13 06:55:53,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:55:53" (3/3) ... [2021-10-13 06:55:53,337 INFO L111 eAbstractionObserver]: Analyzing ICFG sll2c_update_all_reverse.i [2021-10-13 06:55:53,355 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 06:55:53,355 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 06:55:53,454 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 06:55:53,464 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 06:55:53,475 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 06:55:53,494 INFO L276 IsEmpty]: Start isEmpty. Operand has 18 states, 16 states have (on average 1.6875) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:55:53,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-13 06:55:53,499 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:53,500 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:55:53,501 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:53,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:53,508 INFO L82 PathProgramCache]: Analyzing trace with hash 1750896396, now seen corresponding path program 1 times [2021-10-13 06:55:53,520 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:53,520 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68445033] [2021-10-13 06:55:53,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:53,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:53,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:55:53,859 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:53,861 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68445033] [2021-10-13 06:55:53,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68445033] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:53,862 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:53,862 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 06:55:53,865 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725029686] [2021-10-13 06:55:53,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 06:55:53,870 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:53,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 06:55:53,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:53,897 INFO L87 Difference]: Start difference. First operand has 18 states, 16 states have (on average 1.6875) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:55:53,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:53,959 INFO L93 Difference]: Finished difference Result 33 states and 50 transitions. [2021-10-13 06:55:53,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:55:53,961 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-10-13 06:55:53,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:53,971 INFO L225 Difference]: With dead ends: 33 [2021-10-13 06:55:53,971 INFO L226 Difference]: Without dead ends: 13 [2021-10-13 06:55:53,976 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:53,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-10-13 06:55:54,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2021-10-13 06:55:54,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:55:54,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 16 transitions. [2021-10-13 06:55:54,014 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 16 transitions. Word has length 8 [2021-10-13 06:55:54,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:54,015 INFO L470 AbstractCegarLoop]: Abstraction has 12 states and 16 transitions. [2021-10-13 06:55:54,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:55:54,016 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-10-13 06:55:54,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 06:55:54,017 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:54,017 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:55:54,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 06:55:54,018 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:54,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:54,021 INFO L82 PathProgramCache]: Analyzing trace with hash 323590111, now seen corresponding path program 1 times [2021-10-13 06:55:54,022 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:54,023 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706224517] [2021-10-13 06:55:54,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:54,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:54,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 06:55:54,173 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:54,173 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706224517] [2021-10-13 06:55:54,173 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706224517] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:54,174 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:54,174 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 06:55:54,174 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703928166] [2021-10-13 06:55:54,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:55:54,176 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:54,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:55:54,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:55:54,179 INFO L87 Difference]: Start difference. First operand 12 states and 16 transitions. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:55:54,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:54,248 INFO L93 Difference]: Finished difference Result 24 states and 32 transitions. [2021-10-13 06:55:54,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 06:55:54,249 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-10-13 06:55:54,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:54,250 INFO L225 Difference]: With dead ends: 24 [2021-10-13 06:55:54,251 INFO L226 Difference]: Without dead ends: 19 [2021-10-13 06:55:54,252 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.5ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:55:54,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2021-10-13 06:55:54,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 13. [2021-10-13 06:55:54,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:55:54,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 17 transitions. [2021-10-13 06:55:54,262 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 17 transitions. Word has length 10 [2021-10-13 06:55:54,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:54,262 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 17 transitions. [2021-10-13 06:55:54,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:55:54,264 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2021-10-13 06:55:54,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 06:55:54,267 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:54,270 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:55:54,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 06:55:54,271 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:54,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:54,274 INFO L82 PathProgramCache]: Analyzing trace with hash -1526021095, now seen corresponding path program 1 times [2021-10-13 06:55:54,274 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:54,275 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298007468] [2021-10-13 06:55:54,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:54,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:54,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:54,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 06:55:54,419 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:54,420 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298007468] [2021-10-13 06:55:54,420 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298007468] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:54,420 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:54,421 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 06:55:54,421 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950306554] [2021-10-13 06:55:54,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:55:54,422 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:54,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:55:54,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:55:54,423 INFO L87 Difference]: Start difference. First operand 13 states and 17 transitions. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:55:54,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:54,488 INFO L93 Difference]: Finished difference Result 27 states and 37 transitions. [2021-10-13 06:55:54,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:55:54,488 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-10-13 06:55:54,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:54,489 INFO L225 Difference]: With dead ends: 27 [2021-10-13 06:55:54,490 INFO L226 Difference]: Without dead ends: 20 [2021-10-13 06:55:54,490 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 25.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:55:54,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2021-10-13 06:55:54,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 14. [2021-10-13 06:55:54,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:55:54,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 18 transitions. [2021-10-13 06:55:54,495 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 18 transitions. Word has length 12 [2021-10-13 06:55:54,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:54,496 INFO L470 AbstractCegarLoop]: Abstraction has 14 states and 18 transitions. [2021-10-13 06:55:54,496 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:55:54,496 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2021-10-13 06:55:54,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 06:55:54,497 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:54,497 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:55:54,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 06:55:54,498 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:54,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:54,499 INFO L82 PathProgramCache]: Analyzing trace with hash -818523511, now seen corresponding path program 1 times [2021-10-13 06:55:54,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:54,499 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871282322] [2021-10-13 06:55:54,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:54,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:54,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:54,619 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 06:55:54,620 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:54,621 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871282322] [2021-10-13 06:55:54,626 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871282322] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 06:55:54,627 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2119594799] [2021-10-13 06:55:54,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:54,628 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:55:54,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:55:54,634 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 06:55:54,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-13 06:55:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:54,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 06:55:54,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:55:54,915 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 06:55:54,916 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:55:55,003 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 06:55:55,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2119594799] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:55:55,006 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1736166357] [2021-10-13 06:55:55,037 INFO L159 IcfgInterpreter]: Started Sifa with 11 locations of interest [2021-10-13 06:55:55,037 INFO L166 IcfgInterpreter]: Building call graph [2021-10-13 06:55:55,047 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-13 06:55:55,056 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-13 06:55:55,059 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-13 06:55:55,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:55:55,109 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-13 06:55:55,110 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:55:55,111 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-10-13 06:55:55,115 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-13 06:55:55,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:55:55,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-13 06:55:55,123 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-10-13 06:55:55,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 06:55:55,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 06:55:55,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 06:55:55,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 06:55:55,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 06:55:55,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 06:55:55,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 06:55:55,205 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-10-13 06:55:55,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 34 [2021-10-13 06:55:55,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:55:55,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-10-13 06:55:55,212 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:55:55,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-10-13 06:55:55,214 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-13 06:55:55,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:55:55,249 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:55:55,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:55:55,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-10-13 06:55:55,261 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-13 06:55:55,261 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:140, output treesize:116 [2021-10-13 06:55:55,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-13 06:55:55,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:55:55,490 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: No corresponding IProgramVar for |v_#length_15| at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermVarsProc.computeTermVarsProc(TermVarsProc.java:97) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermVarsProc.computeTermVarsProc(TermVarsProc.java:83) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.constructTermVarsProc(BasicPredicateFactory.java:92) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.newPredicate(BasicPredicateFactory.java:81) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.predicate(SymbolicTools.java:174) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:608) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-13 06:55:55,496 INFO L168 Benchmark]: Toolchain (without parser) took 3764.97 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 63.6 MB in the beginning and 63.5 MB in the end (delta: 121.4 kB). Peak memory consumption was 20.7 MB. Max. memory is 16.1 GB. [2021-10-13 06:55:55,496 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 98.6 MB. Free memory is still 54.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:55:55,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.46 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 63.5 MB in the beginning and 87.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:55:55,498 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.37 ms. Allocated memory is still 119.5 MB. Free memory was 87.2 MB in the beginning and 84.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 06:55:55,498 INFO L168 Benchmark]: Boogie Preprocessor took 30.96 ms. Allocated memory is still 119.5 MB. Free memory was 84.8 MB in the beginning and 83.4 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:55:55,499 INFO L168 Benchmark]: RCFGBuilder took 824.34 ms. Allocated memory is still 119.5 MB. Free memory was 83.1 MB in the beginning and 63.1 MB in the end (delta: 20.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-13 06:55:55,500 INFO L168 Benchmark]: TraceAbstraction took 2182.28 ms. Allocated memory is still 119.5 MB. Free memory was 62.7 MB in the beginning and 63.5 MB in the end (delta: -824.3 kB). Peak memory consumption was 2.3 MB. Max. memory is 16.1 GB. [2021-10-13 06:55:55,503 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 98.6 MB. Free memory is still 54.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 634.46 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 63.5 MB in the beginning and 87.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 82.37 ms. Allocated memory is still 119.5 MB. Free memory was 87.2 MB in the beginning and 84.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 30.96 ms. Allocated memory is still 119.5 MB. Free memory was 84.8 MB in the beginning and 83.4 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 824.34 ms. Allocated memory is still 119.5 MB. Free memory was 83.1 MB in the beginning and 63.1 MB in the end (delta: 20.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2182.28 ms. Allocated memory is still 119.5 MB. Free memory was 62.7 MB in the beginning and 63.5 MB in the end (delta: -824.3 kB). Peak memory consumption was 2.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: No corresponding IProgramVar for |v_#length_15| de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: No corresponding IProgramVar for |v_#length_15|: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermVarsProc.computeTermVarsProc(TermVarsProc.java:97) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-13 06:55:55,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:55:58,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:55:58,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:55:58,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:55:58,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:55:58,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:55:58,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:55:58,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:55:58,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:55:58,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:55:58,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:55:58,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:55:58,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:55:58,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:55:58,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:55:58,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:55:58,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:55:58,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:55:58,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:55:58,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:55:58,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:55:58,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:55:58,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:55:58,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:55:58,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:55:58,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:55:58,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:55:58,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:55:58,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:55:58,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:55:58,525 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:55:58,526 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:55:58,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:55:58,530 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:55:58,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:55:58,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:55:58,547 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:55:58,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:55:58,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:55:58,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:55:58,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:55:58,552 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 06:55:58,606 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:55:58,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:55:58,608 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:55:58,609 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:55:58,609 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:55:58,609 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:55:58,610 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:55:58,610 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:55:58,610 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:55:58,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:55:58,613 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:55:58,614 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:55:58,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:55:58,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:55:58,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:55:58,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:55:58,615 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:55:58,615 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 06:55:58,615 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 06:55:58,616 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:55:58,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:55:58,616 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:55:58,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:55:58,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:55:58,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 06:55:58,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:55:58,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:55:58,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:55:58,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:55:58,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:55:58,619 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 06:55:58,619 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 06:55:58,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:55:58,619 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:55:58,620 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:55:58,620 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_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6bad48b4609958b21373d95937ae7f736890e97 [2021-10-13 06:55:59,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:55:59,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:55:59,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:55:59,070 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:55:59,070 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:55:59,072 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2021-10-13 06:55:59,150 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/data/b35fc2b48/3869c729dee9448992437f78f3c46b75/FLAGad8c61887 [2021-10-13 06:55:59,934 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:55:59,934 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2021-10-13 06:55:59,964 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/data/b35fc2b48/3869c729dee9448992437f78f3c46b75/FLAGad8c61887 [2021-10-13 06:56:00,183 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/data/b35fc2b48/3869c729dee9448992437f78f3c46b75 [2021-10-13 06:56:00,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:56:00,196 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:56:00,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:56:00,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:56:00,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:56:00,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:56:00" (1/1) ... [2021-10-13 06:56:00,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5682552a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:00, skipping insertion in model container [2021-10-13 06:56:00,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:56:00" (1/1) ... [2021-10-13 06:56:00,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:56:00,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:56:00,752 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i[24436,24449] [2021-10-13 06:56:00,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:56:00,770 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 06:56:00,827 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i[24436,24449] [2021-10-13 06:56:00,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:56:00,868 INFO L208 MainTranslator]: Completed translation [2021-10-13 06:56:00,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:00 WrapperNode [2021-10-13 06:56:00,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:56:00,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 06:56:00,870 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 06:56:00,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 06:56:00,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:00" (1/1) ... [2021-10-13 06:56:00,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:00" (1/1) ... [2021-10-13 06:56:00,929 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 06:56:00,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 06:56:00,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 06:56:00,931 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 06:56:00,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:00" (1/1) ... [2021-10-13 06:56:00,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:00" (1/1) ... [2021-10-13 06:56:00,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:00" (1/1) ... [2021-10-13 06:56:00,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:00" (1/1) ... [2021-10-13 06:56:00,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:00" (1/1) ... [2021-10-13 06:56:00,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:00" (1/1) ... [2021-10-13 06:56:00,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:00" (1/1) ... [2021-10-13 06:56:00,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 06:56:00,975 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 06:56:00,975 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 06:56:00,975 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 06:56:00,976 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:00" (1/1) ... [2021-10-13 06:56:00,984 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:56:00,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:56:01,028 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 06:56:01,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 06:56:01,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-13 06:56:01,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 06:56:01,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 06:56:01,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 06:56:01,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 06:56:01,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 06:56:01,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-13 06:56:01,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 06:56:01,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 06:56:01,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 06:56:01,753 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 06:56:01,753 INFO L299 CfgBuilder]: Removed 26 assume(true) statements. [2021-10-13 06:56:01,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:56:01 BoogieIcfgContainer [2021-10-13 06:56:01,757 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 06:56:01,760 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 06:56:01,761 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 06:56:01,764 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 06:56:01,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:56:00" (1/3) ... [2021-10-13 06:56:01,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d2226f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:56:01, skipping insertion in model container [2021-10-13 06:56:01,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:00" (2/3) ... [2021-10-13 06:56:01,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d2226f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:56:01, skipping insertion in model container [2021-10-13 06:56:01,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:56:01" (3/3) ... [2021-10-13 06:56:01,768 INFO L111 eAbstractionObserver]: Analyzing ICFG sll2c_update_all_reverse.i [2021-10-13 06:56:01,776 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 06:56:01,776 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 06:56:01,846 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 06:56:01,856 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 06:56:01,857 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 06:56:01,874 INFO L276 IsEmpty]: Start isEmpty. Operand has 34 states, 32 states have (on average 1.53125) internal successors, (49), 33 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:01,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 06:56:01,890 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:56:01,891 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:56:01,891 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:56:01,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:56:01,899 INFO L82 PathProgramCache]: Analyzing trace with hash 680767129, now seen corresponding path program 1 times [2021-10-13 06:56:01,917 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:56:01,918 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [981911954] [2021-10-13 06:56:01,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:56:01,920 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:56:01,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:56:01,926 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:56:01,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 06:56:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:56:02,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 06:56:02,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:56:02,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:56:02,200 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:56:02,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:56:02,267 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:56:02,268 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [981911954] [2021-10-13 06:56:02,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [981911954] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:56:02,268 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:56:02,269 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 06:56:02,270 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467052099] [2021-10-13 06:56:02,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 06:56:02,275 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:56:02,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 06:56:02,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 06:56:02,290 INFO L87 Difference]: Start difference. First operand has 34 states, 32 states have (on average 1.53125) internal successors, (49), 33 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:02,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:56:02,306 INFO L93 Difference]: Finished difference Result 57 states and 83 transitions. [2021-10-13 06:56:02,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 06:56:02,307 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-13 06:56:02,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:56:02,315 INFO L225 Difference]: With dead ends: 57 [2021-10-13 06:56:02,315 INFO L226 Difference]: Without dead ends: 24 [2021-10-13 06:56:02,318 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 06:56:02,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2021-10-13 06:56:02,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2021-10-13 06:56:02,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 23 states have (on average 1.2173913043478262) internal successors, (28), 23 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:02,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 28 transitions. [2021-10-13 06:56:02,365 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 28 transitions. Word has length 16 [2021-10-13 06:56:02,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:56:02,367 INFO L470 AbstractCegarLoop]: Abstraction has 24 states and 28 transitions. [2021-10-13 06:56:02,367 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:02,368 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2021-10-13 06:56:02,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 06:56:02,369 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:56:02,370 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:56:02,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 06:56:02,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:56:02,583 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:56:02,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:56:02,584 INFO L82 PathProgramCache]: Analyzing trace with hash 68282379, now seen corresponding path program 1 times [2021-10-13 06:56:02,585 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:56:02,586 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1204878274] [2021-10-13 06:56:02,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:56:02,586 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:56:02,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:56:02,588 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:56:02,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 06:56:02,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:56:02,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 06:56:02,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:56:02,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:56:02,791 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:56:02,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:56:02,870 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:56:02,871 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1204878274] [2021-10-13 06:56:02,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1204878274] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:56:02,871 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:56:02,872 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 06:56:02,872 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066607851] [2021-10-13 06:56:02,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:56:02,874 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:56:02,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:56:02,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:56:02,889 INFO L87 Difference]: Start difference. First operand 24 states and 28 transitions. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:02,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:56:02,932 INFO L93 Difference]: Finished difference Result 43 states and 51 transitions. [2021-10-13 06:56:02,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 06:56:02,933 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-13 06:56:02,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:56:02,935 INFO L225 Difference]: With dead ends: 43 [2021-10-13 06:56:02,935 INFO L226 Difference]: Without dead ends: 28 [2021-10-13 06:56:02,936 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.4ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:56:02,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2021-10-13 06:56:02,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 25. [2021-10-13 06:56:02,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 24 states have (on average 1.2083333333333333) internal successors, (29), 24 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:02,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2021-10-13 06:56:02,949 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 29 transitions. Word has length 16 [2021-10-13 06:56:02,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:56:02,949 INFO L470 AbstractCegarLoop]: Abstraction has 25 states and 29 transitions. [2021-10-13 06:56:02,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:02,950 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2021-10-13 06:56:02,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 06:56:02,951 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:56:02,951 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:56:02,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 06:56:03,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:56:03,182 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:56:03,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:56:03,183 INFO L82 PathProgramCache]: Analyzing trace with hash -301628989, now seen corresponding path program 1 times [2021-10-13 06:56:03,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:56:03,184 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [708870215] [2021-10-13 06:56:03,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:56:03,185 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:56:03,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:56:03,187 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:56:03,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 06:56:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:56:03,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-13 06:56:03,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:56:03,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 06:56:03,483 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:56:03,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 06:56:03,605 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:56:03,605 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [708870215] [2021-10-13 06:56:03,606 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [708870215] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:56:03,606 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:56:03,606 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-13 06:56:03,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682966923] [2021-10-13 06:56:03,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 06:56:03,607 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:56:03,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 06:56:03,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-13 06:56:03,609 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:03,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:56:03,694 INFO L93 Difference]: Finished difference Result 48 states and 57 transitions. [2021-10-13 06:56:03,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:56:03,695 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-13 06:56:03,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:56:03,696 INFO L225 Difference]: With dead ends: 48 [2021-10-13 06:56:03,696 INFO L226 Difference]: Without dead ends: 39 [2021-10-13 06:56:03,697 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 45.0ms TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-10-13 06:56:03,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-10-13 06:56:03,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 30. [2021-10-13 06:56:03,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 29 states have (on average 1.206896551724138) internal successors, (35), 29 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:03,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 35 transitions. [2021-10-13 06:56:03,706 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 35 transitions. Word has length 20 [2021-10-13 06:56:03,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:56:03,707 INFO L470 AbstractCegarLoop]: Abstraction has 30 states and 35 transitions. [2021-10-13 06:56:03,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:03,707 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2021-10-13 06:56:03,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-13 06:56:03,709 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:56:03,709 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:56:03,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 06:56:03,929 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:56:03,929 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:56:03,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:56:03,930 INFO L82 PathProgramCache]: Analyzing trace with hash -1046019817, now seen corresponding path program 1 times [2021-10-13 06:56:03,931 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:56:03,931 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [343557685] [2021-10-13 06:56:03,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:56:03,932 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:56:03,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:56:03,936 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:56:03,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 06:56:04,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:56:04,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:56:04,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:56:04,223 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 06:56:04,223 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:56:04,362 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 06:56:04,363 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:56:04,363 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [343557685] [2021-10-13 06:56:04,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [343557685] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:56:04,364 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:56:04,364 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-13 06:56:04,364 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497415552] [2021-10-13 06:56:04,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 06:56:04,365 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:56:04,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 06:56:04,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 06:56:04,366 INFO L87 Difference]: Start difference. First operand 30 states and 35 transitions. Second operand has 8 states, 8 states have (on average 4.875) internal successors, (39), 8 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:04,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:56:04,462 INFO L93 Difference]: Finished difference Result 55 states and 65 transitions. [2021-10-13 06:56:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:56:04,463 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.875) internal successors, (39), 8 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-10-13 06:56:04,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:56:04,465 INFO L225 Difference]: With dead ends: 55 [2021-10-13 06:56:04,465 INFO L226 Difference]: Without dead ends: 39 [2021-10-13 06:56:04,465 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 61.3ms TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-13 06:56:04,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-10-13 06:56:04,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 31. [2021-10-13 06:56:04,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.2) internal successors, (36), 30 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:04,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 36 transitions. [2021-10-13 06:56:04,473 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 36 transitions. Word has length 28 [2021-10-13 06:56:04,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:56:04,473 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 36 transitions. [2021-10-13 06:56:04,474 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.875) internal successors, (39), 8 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:04,474 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2021-10-13 06:56:04,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-13 06:56:04,475 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:56:04,475 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:56:04,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 06:56:04,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:56:04,676 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:56:04,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:56:04,677 INFO L82 PathProgramCache]: Analyzing trace with hash -1715992049, now seen corresponding path program 1 times [2021-10-13 06:56:04,678 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:56:04,678 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1512609387] [2021-10-13 06:56:04,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:56:04,678 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:56:04,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:56:04,680 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:56:04,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-13 06:56:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:56:04,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:56:04,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:56:05,037 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 06:56:05,037 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:56:05,220 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 06:56:05,220 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:56:05,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1512609387] [2021-10-13 06:56:05,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1512609387] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:56:05,221 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:56:05,221 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-13 06:56:05,221 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842489396] [2021-10-13 06:56:05,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 06:56:05,222 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:56:05,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 06:56:05,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 06:56:05,223 INFO L87 Difference]: Start difference. First operand 31 states and 36 transitions. Second operand has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:05,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:56:05,308 INFO L93 Difference]: Finished difference Result 48 states and 56 transitions. [2021-10-13 06:56:05,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:56:05,309 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2021-10-13 06:56:05,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:56:05,310 INFO L225 Difference]: With dead ends: 48 [2021-10-13 06:56:05,310 INFO L226 Difference]: Without dead ends: 40 [2021-10-13 06:56:05,311 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 65.2ms TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-13 06:56:05,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2021-10-13 06:56:05,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 33. [2021-10-13 06:56:05,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.1875) internal successors, (38), 32 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:05,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 38 transitions. [2021-10-13 06:56:05,319 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 38 transitions. Word has length 29 [2021-10-13 06:56:05,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:56:05,320 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 38 transitions. [2021-10-13 06:56:05,320 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:05,320 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2021-10-13 06:56:05,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-13 06:56:05,321 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:56:05,322 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:56:05,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-13 06:56:05,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:56:05,546 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:56:05,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:56:05,547 INFO L82 PathProgramCache]: Analyzing trace with hash -1604492065, now seen corresponding path program 1 times [2021-10-13 06:56:05,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:56:05,548 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [497664765] [2021-10-13 06:56:05,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:56:05,548 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:56:05,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:56:05,550 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:56:05,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-13 06:56:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:56:05,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 53 conjunts are in the unsatisfiable core [2021-10-13 06:56:05,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:56:05,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-13 06:56:05,976 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-13 06:56:05,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 17 [2021-10-13 06:56:06,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-13 06:56:06,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-13 06:56:06,222 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-13 06:56:06,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 33 [2021-10-13 06:56:06,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2021-10-13 06:56:07,084 INFO L354 Elim1Store]: treesize reduction 159, result has 15.0 percent of original size [2021-10-13 06:56:07,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 138 treesize of output 119 [2021-10-13 06:56:07,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 101 [2021-10-13 06:56:07,305 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-13 06:56:07,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 101 treesize of output 94 [2021-10-13 06:56:07,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 06:56:07,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 61 [2021-10-13 06:56:07,776 INFO L354 Elim1Store]: treesize reduction 59, result has 22.4 percent of original size [2021-10-13 06:56:07,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 61 [2021-10-13 06:56:07,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 06:56:07,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 33 [2021-10-13 06:56:08,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 42 [2021-10-13 06:56:08,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2021-10-13 06:56:08,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 21 [2021-10-13 06:56:08,746 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 06:56:08,747 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:56:09,501 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:56:09,503 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-10-13 06:56:09,507 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:56:09,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-10-13 06:56:12,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 278 treesize of output 254 [2021-10-13 06:56:12,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:56:12,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 294 [2021-10-13 06:56:12,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:56:12,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 334 [2021-10-13 06:56:47,353 INFO L354 Elim1Store]: treesize reduction 360, result has 37.4 percent of original size [2021-10-13 06:56:47,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 545 treesize of output 531 [2021-10-13 06:56:50,303 INFO L354 Elim1Store]: treesize reduction 157, result has 43.9 percent of original size [2021-10-13 06:56:50,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 488 treesize of output 446 [2021-10-13 06:56:50,431 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-10-13 06:56:50,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 448 treesize of output 454 [2021-10-13 06:56:50,484 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:56:50,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 454 treesize of output 454 [2021-10-13 06:56:50,637 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-10-13 06:56:50,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 454 treesize of output 462 [2021-10-13 06:56:50,782 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-10-13 06:56:50,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 462 treesize of output 468 [2021-10-13 06:56:50,947 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-10-13 06:56:50,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 468 treesize of output 474 [2021-10-13 06:56:50,995 INFO L883 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-10-13 06:56:51,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-10-13 06:56:51,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-10-13 06:56:51,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-10-13 06:56:52,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-10-13 06:56:52,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-10-13 06:56:52,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-10-13 06:56:52,713 WARN L234 Elim1Store]: Array PQE input equivalent to true [2021-10-13 06:56:52,881 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-13 06:56:52,927 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:56:52,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 137 treesize of output 137 [2021-10-13 06:56:53,325 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-13 06:56:53,466 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:56:53,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 88 [2021-10-13 06:56:54,247 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-13 06:56:54,368 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:56:54,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 67 treesize of output 85 [2021-10-13 06:56:55,113 INFO L354 Elim1Store]: treesize reduction 10, result has 65.5 percent of original size [2021-10-13 06:56:55,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 290 treesize of output 288 [2021-10-13 06:56:55,188 INFO L354 Elim1Store]: treesize reduction 10, result has 65.5 percent of original size [2021-10-13 06:56:55,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 288 treesize of output 286 [2021-10-13 06:56:56,942 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:56:56,942 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:56:56,942 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [497664765] [2021-10-13 06:56:56,943 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [497664765] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:56:56,943 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2061521982] [2021-10-13 06:56:56,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:56:56,943 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 06:56:56,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 06:56:56,947 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 06:56:56,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2021-10-13 06:56:57,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:56:57,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 51 conjunts are in the unsatisfiable core [2021-10-13 06:56:57,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:56:57,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-13 06:56:58,036 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-13 06:56:58,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2021-10-13 06:56:58,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-13 06:56:58,668 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-13 06:56:58,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 22 [2021-10-13 06:57:00,235 INFO L354 Elim1Store]: treesize reduction 159, result has 15.0 percent of original size [2021-10-13 06:57:00,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 127 treesize of output 112 [2021-10-13 06:57:00,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 90 [2021-10-13 06:57:00,288 INFO L354 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2021-10-13 06:57:00,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 76 [2021-10-13 06:57:01,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 06:57:01,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 61 [2021-10-13 06:57:01,110 INFO L354 Elim1Store]: treesize reduction 59, result has 22.4 percent of original size [2021-10-13 06:57:01,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 61 [2021-10-13 06:57:01,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 06:57:01,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 33 [2021-10-13 06:57:01,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 28 [2021-10-13 06:57:01,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2021-10-13 06:57:02,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-10-13 06:57:02,515 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 06:57:02,516 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:57:02,611 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:57:02,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-10-13 06:57:02,617 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:57:02,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-10-13 06:57:12,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 278 treesize of output 254 [2021-10-13 06:57:12,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:57:12,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 294 [2021-10-13 06:57:12,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:57:12,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 334 [2021-10-13 06:57:14,591 INFO L354 Elim1Store]: treesize reduction 19, result has 64.8 percent of original size [2021-10-13 06:57:14,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 112 treesize of output 118 [2021-10-13 06:57:14,698 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:57:14,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 118 treesize of output 140 [2021-10-13 06:57:15,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-13 06:57:15,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-10-13 06:57:15,352 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:57:15,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 99 treesize of output 97 [2021-10-13 06:57:15,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 86 [2021-10-13 06:57:16,098 INFO L354 Elim1Store]: treesize reduction 19, result has 64.8 percent of original size [2021-10-13 06:57:16,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 112 treesize of output 100 [2021-10-13 06:57:16,175 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:57:16,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 120 [2021-10-13 06:57:16,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 77 [2021-10-13 06:57:16,619 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:57:16,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 108 treesize of output 110 [2021-10-13 06:57:17,350 INFO L354 Elim1Store]: treesize reduction 19, result has 64.8 percent of original size [2021-10-13 06:57:17,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 71 treesize of output 85 [2021-10-13 06:57:17,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 63 [2021-10-13 06:57:17,398 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:57:17,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 80 [2021-10-13 06:57:26,030 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_sll_circular_create_~last~0.offset (_ BitVec 32))) (not (= (select (select (store |c_#memory_$Pointer$.base| c_ULTIMATE.start_sll_circular_create_~last~0.base (store (select |c_#memory_$Pointer$.base| c_ULTIMATE.start_sll_circular_create_~last~0.base) ULTIMATE.start_sll_circular_create_~last~0.offset c_ULTIMATE.start_sll_circular_create_~head~0.base)) c_ULTIMATE.start_sll_circular_create_~head~0.base) c_ULTIMATE.start_sll_circular_create_~head~0.offset) c_ULTIMATE.start_sll_circular_create_~head~0.base))) is different from false [2021-10-13 06:57:26,720 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 1 not checked. [2021-10-13 06:57:26,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2061521982] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:57:26,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [317154014] [2021-10-13 06:57:26,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:57:26,721 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:57:26,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:57:26,723 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 06:57:26,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-13 06:57:27,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:57:27,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 54 conjunts are in the unsatisfiable core [2021-10-13 06:57:27,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:57:27,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-13 06:57:27,791 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-13 06:57:27,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 18 [2021-10-13 06:57:28,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-13 06:57:28,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-13 06:57:28,759 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-13 06:57:28,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 40 [2021-10-13 06:57:28,792 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-10-13 06:57:28,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 41 [2021-10-13 06:57:30,603 INFO L354 Elim1Store]: treesize reduction 86, result has 22.5 percent of original size [2021-10-13 06:57:30,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 145 treesize of output 120 [2021-10-13 06:57:30,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 108 [2021-10-13 06:57:30,669 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-13 06:57:30,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 97 [2021-10-13 06:57:31,491 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-10-13 06:57:31,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 68 [2021-10-13 06:57:31,535 INFO L354 Elim1Store]: treesize reduction 59, result has 22.4 percent of original size [2021-10-13 06:57:31,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 68 [2021-10-13 06:57:31,568 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-10-13 06:57:31,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 36 [2021-10-13 06:57:32,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 35 [2021-10-13 06:57:32,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2021-10-13 06:57:32,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-13 06:57:32,729 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 06:57:32,730 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:57:35,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:57:35,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-10-13 06:57:35,569 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:57:35,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-10-13 06:57:39,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 278 treesize of output 254 [2021-10-13 06:57:39,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:57:39,790 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 294 [2021-10-13 06:57:39,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:57:39,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 334 [2021-10-13 06:58:01,416 INFO L354 Elim1Store]: treesize reduction 360, result has 37.4 percent of original size [2021-10-13 06:58:01,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 545 treesize of output 531 [2021-10-13 06:58:03,174 INFO L354 Elim1Store]: treesize reduction 157, result has 43.9 percent of original size [2021-10-13 06:58:03,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 8 case distinctions, treesize of input 488 treesize of output 446 [2021-10-13 06:58:03,293 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-10-13 06:58:03,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 448 treesize of output 454 [2021-10-13 06:58:03,349 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:58:03,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 454 treesize of output 454 [2021-10-13 06:58:03,476 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-10-13 06:58:03,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 454 treesize of output 462 [2021-10-13 06:58:03,639 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-10-13 06:58:03,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 462 treesize of output 468 [2021-10-13 06:58:03,783 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-10-13 06:58:03,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 468 treesize of output 474 [2021-10-13 06:58:03,851 INFO L883 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-10-13 06:58:04,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-10-13 06:58:04,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-10-13 06:58:04,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-10-13 06:58:04,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-10-13 06:58:04,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-10-13 06:58:04,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-10-13 06:58:04,948 WARN L234 Elim1Store]: Array PQE input equivalent to true [2021-10-13 06:58:05,269 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 06:58:05,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 323 treesize of output 341 [2021-10-13 06:58:05,413 INFO L354 Elim1Store]: treesize reduction 10, result has 65.5 percent of original size [2021-10-13 06:58:05,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 354 treesize of output 358 [2021-10-13 06:58:15,954 INFO L354 Elim1Store]: treesize reduction 10, result has 65.5 percent of original size [2021-10-13 06:58:15,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 323 treesize of output 303 [2021-10-13 06:58:23,900 INFO L354 Elim1Store]: treesize reduction 10, result has 65.5 percent of original size [2021-10-13 06:58:23,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 169 treesize of output 171 [2021-10-13 06:58:24,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-10-13 06:58:24,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-10-13 06:58:26,621 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:26,622 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [317154014] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:58:26,622 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 06:58:26,622 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 20, 19, 20, 19, 20] total 88 [2021-10-13 06:58:26,622 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008624689] [2021-10-13 06:58:26,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 88 states [2021-10-13 06:58:26,624 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:26,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 88 interpolants. [2021-10-13 06:58:26,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=365, Invalid=7108, Unknown=13, NotChecked=170, Total=7656 [2021-10-13 06:58:26,630 INFO L87 Difference]: Start difference. First operand 33 states and 38 transitions. Second operand has 88 states, 88 states have (on average 1.5795454545454546) internal successors, (139), 88 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:00:03,056 WARN L207 SmtUtils]: Spent 16.47 s on a formula simplification. DAG size of input: 78 DAG size of output: 45 [2021-10-13 07:00:58,885 WARN L207 SmtUtils]: Spent 7.99 s on a formula simplification that was a NOOP. DAG size: 71 [2021-10-13 07:02:21,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:02:21,033 INFO L93 Difference]: Finished difference Result 122 states and 147 transitions. [2021-10-13 07:02:21,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-13 07:02:21,034 INFO L78 Accepts]: Start accepts. Automaton has has 88 states, 88 states have (on average 1.5795454545454546) internal successors, (139), 88 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-10-13 07:02:21,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:02:21,037 INFO L225 Difference]: With dead ends: 122 [2021-10-13 07:02:21,037 INFO L226 Difference]: Without dead ends: 120 [2021-10-13 07:02:21,045 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 82 SyntacticMatches, 6 SemanticMatches, 131 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 4988 ImplicationChecksByTransitivity, 282031.8ms TimeCoverageRelationStatistics Valid=1747, Invalid=15476, Unknown=73, NotChecked=260, Total=17556 [2021-10-13 07:02:21,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2021-10-13 07:02:21,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 64. [2021-10-13 07:02:21,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 63 states have (on average 1.2222222222222223) internal successors, (77), 63 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:21,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 77 transitions. [2021-10-13 07:02:21,065 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 77 transitions. Word has length 30 [2021-10-13 07:02:21,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:02:21,065 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 77 transitions. [2021-10-13 07:02:21,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 88 states, 88 states have (on average 1.5795454545454546) internal successors, (139), 88 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:21,066 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 77 transitions. [2021-10-13 07:02:21,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-13 07:02:21,067 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:02:21,067 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:02:21,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:21,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:21,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:21,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt [2021-10-13 07:02:21,686 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:02:21,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:02:21,687 INFO L82 PathProgramCache]: Analyzing trace with hash 1852007439, now seen corresponding path program 2 times [2021-10-13 07:02:21,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:02:21,687 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1414376755] [2021-10-13 07:02:21,687 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 07:02:21,687 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:02:21,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:02:21,693 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:02:21,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-13 07:02:21,974 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 07:02:21,975 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:02:21,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-13 07:02:21,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:22,124 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 07:02:22,124 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:22,346 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 07:02:22,346 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:02:22,346 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1414376755] [2021-10-13 07:02:22,346 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1414376755] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:22,346 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1597353225] [2021-10-13 07:02:22,346 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 07:02:22,347 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:02:22,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:02:22,348 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:02:22,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2021-10-13 07:02:22,788 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 07:02:22,788 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:02:22,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-13 07:02:22,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:22,933 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 07:02:22,933 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:23,069 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 07:02:23,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1597353225] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:23,069 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [626621219] [2021-10-13 07:02:23,069 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 07:02:23,070 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:02:23,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:02:23,080 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:02:23,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-13 07:02:23,462 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 07:02:23,463 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:02:23,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-13 07:02:23,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:23,582 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 07:02:23,582 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:24,198 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 07:02:24,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [626621219] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:24,198 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 07:02:24,198 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 7] total 15 [2021-10-13 07:02:24,198 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833391615] [2021-10-13 07:02:24,199 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-13 07:02:24,199 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:02:24,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-13 07:02:24,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2021-10-13 07:02:24,200 INFO L87 Difference]: Start difference. First operand 64 states and 77 transitions. Second operand has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 15 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:25,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:02:25,128 INFO L93 Difference]: Finished difference Result 120 states and 147 transitions. [2021-10-13 07:02:25,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-13 07:02:25,129 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 15 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-10-13 07:02:25,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:02:25,130 INFO L225 Difference]: With dead ends: 120 [2021-10-13 07:02:25,131 INFO L226 Difference]: Without dead ends: 112 [2021-10-13 07:02:25,131 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 1000.0ms TimeCoverageRelationStatistics Valid=240, Invalid=630, Unknown=0, NotChecked=0, Total=870 [2021-10-13 07:02:25,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2021-10-13 07:02:25,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 80. [2021-10-13 07:02:25,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 79 states have (on average 1.2278481012658229) internal successors, (97), 79 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:25,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 97 transitions. [2021-10-13 07:02:25,155 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 97 transitions. Word has length 31 [2021-10-13 07:02:25,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:02:25,156 INFO L470 AbstractCegarLoop]: Abstraction has 80 states and 97 transitions. [2021-10-13 07:02:25,156 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 15 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:25,156 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 97 transitions. [2021-10-13 07:02:25,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-13 07:02:25,157 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:02:25,158 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:02:25,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:25,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:25,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:25,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:02:25,759 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:02:25,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:02:25,759 INFO L82 PathProgramCache]: Analyzing trace with hash -1296538005, now seen corresponding path program 3 times [2021-10-13 07:02:25,760 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:02:25,760 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [961141543] [2021-10-13 07:02:25,760 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-13 07:02:25,760 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:02:25,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:02:25,761 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:02:25,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-10-13 07:02:26,183 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-10-13 07:02:26,183 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:02:26,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-13 07:02:26,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:26,323 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 07:02:26,323 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:26,539 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 07:02:26,539 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:02:26,539 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [961141543] [2021-10-13 07:02:26,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [961141543] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:26,540 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [951307844] [2021-10-13 07:02:26,540 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-13 07:02:26,540 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:02:26,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:02:26,541 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:02:26,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2021-10-13 07:02:27,045 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-13 07:02:27,046 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [595837339] [2021-10-13 07:02:27,046 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-13 07:02:27,046 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:02:27,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 1 [2021-10-13 07:02:27,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:02:27,052 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:02:27,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-10-13 07:02:28,378 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-10-13 07:02:28,378 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:02:28,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-13 07:02:28,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:28,499 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 07:02:28,499 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:28,669 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:02:28,669 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [595837339] provided 1 perfect and 1 imperfect interpolant sequences [2021-10-13 07:02:28,669 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2021-10-13 07:02:28,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 6, 6] total 14 [2021-10-13 07:02:28,669 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716964253] [2021-10-13 07:02:28,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:02:28,670 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:02:28,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:02:28,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2021-10-13 07:02:28,670 INFO L87 Difference]: Start difference. First operand 80 states and 97 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:28,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:02:28,793 INFO L93 Difference]: Finished difference Result 111 states and 136 transitions. [2021-10-13 07:02:28,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 07:02:28,794 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-10-13 07:02:28,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:02:28,795 INFO L225 Difference]: With dead ends: 111 [2021-10-13 07:02:28,795 INFO L226 Difference]: Without dead ends: 84 [2021-10-13 07:02:28,796 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 245.2ms TimeCoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2021-10-13 07:02:28,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2021-10-13 07:02:28,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 80. [2021-10-13 07:02:28,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 79 states have (on average 1.2278481012658229) internal successors, (97), 79 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:28,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 97 transitions. [2021-10-13 07:02:28,830 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 97 transitions. Word has length 31 [2021-10-13 07:02:28,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:02:28,831 INFO L470 AbstractCegarLoop]: Abstraction has 80 states and 97 transitions. [2021-10-13 07:02:28,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:28,831 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 97 transitions. [2021-10-13 07:02:28,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-13 07:02:28,832 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:02:28,833 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:02:28,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2021-10-13 07:02:29,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:29,242 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:02:29,242 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:02:29,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:02:29,243 INFO L82 PathProgramCache]: Analyzing trace with hash -1202712617, now seen corresponding path program 4 times [2021-10-13 07:02:29,243 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:02:29,243 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [404475726] [2021-10-13 07:02:29,243 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-13 07:02:29,243 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:02:29,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:02:29,244 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:02:29,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-10-13 07:02:29,587 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-13 07:02:29,587 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:02:29,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-13 07:02:29,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:29,736 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:02:29,737 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:30,015 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:02:30,016 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:02:30,016 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [404475726] [2021-10-13 07:02:30,016 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [404475726] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:30,016 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1727077273] [2021-10-13 07:02:30,016 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-13 07:02:30,016 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:02:30,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:02:30,022 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:02:30,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2021-10-13 07:02:30,543 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-13 07:02:30,543 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:02:30,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-13 07:02:30,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:30,643 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:02:30,643 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:30,754 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:02:30,755 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1727077273] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:30,755 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1506707176] [2021-10-13 07:02:30,755 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-13 07:02:30,755 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:02:30,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:02:30,756 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:02:30,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-10-13 07:02:31,164 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-13 07:02:31,164 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:02:31,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-13 07:02:31,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:31,252 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:02:31,252 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:31,655 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 07:02:31,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1506707176] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:31,655 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 07:02:31,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 7] total 15 [2021-10-13 07:02:31,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650801496] [2021-10-13 07:02:31,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-13 07:02:31,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:02:31,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-13 07:02:31,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2021-10-13 07:02:31,657 INFO L87 Difference]: Start difference. First operand 80 states and 97 transitions. Second operand has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:32,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:02:32,601 INFO L93 Difference]: Finished difference Result 181 states and 219 transitions. [2021-10-13 07:02:32,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-13 07:02:32,602 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-10-13 07:02:32,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:02:32,603 INFO L225 Difference]: With dead ends: 181 [2021-10-13 07:02:32,603 INFO L226 Difference]: Without dead ends: 146 [2021-10-13 07:02:32,604 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 995.0ms TimeCoverageRelationStatistics Valid=303, Invalid=753, Unknown=0, NotChecked=0, Total=1056 [2021-10-13 07:02:32,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2021-10-13 07:02:32,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 92. [2021-10-13 07:02:32,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 91 states have (on average 1.2307692307692308) internal successors, (112), 91 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:32,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 112 transitions. [2021-10-13 07:02:32,631 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 112 transitions. Word has length 31 [2021-10-13 07:02:32,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:02:32,632 INFO L470 AbstractCegarLoop]: Abstraction has 92 states and 112 transitions. [2021-10-13 07:02:32,632 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:32,632 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 112 transitions. [2021-10-13 07:02:32,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 07:02:32,634 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:02:32,634 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:02:32,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:32,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2021-10-13 07:02:33,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2021-10-13 07:02:33,248 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:02:33,248 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:02:33,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:02:33,248 INFO L82 PathProgramCache]: Analyzing trace with hash -784467583, now seen corresponding path program 5 times [2021-10-13 07:02:33,249 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:02:33,249 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [239762138] [2021-10-13 07:02:33,249 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-13 07:02:33,249 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:02:33,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:02:33,250 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:02:33,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-10-13 07:02:33,637 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-10-13 07:02:33,637 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:02:33,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-13 07:02:33,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:33,840 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:02:33,841 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:34,227 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 07:02:34,227 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:02:34,227 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [239762138] [2021-10-13 07:02:34,227 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [239762138] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:34,227 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1848455658] [2021-10-13 07:02:34,227 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-13 07:02:34,228 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:02:34,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:02:34,229 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:02:34,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2021-10-13 07:02:34,804 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-10-13 07:02:34,804 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:02:34,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-13 07:02:34,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:35,033 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 07:02:35,033 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:35,265 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 07:02:35,265 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1848455658] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:35,265 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [939794226] [2021-10-13 07:02:35,265 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-13 07:02:35,265 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:02:35,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:02:35,266 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:02:35,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-10-13 07:02:35,768 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-10-13 07:02:35,768 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:02:35,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-13 07:02:35,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:35,932 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 07:02:35,932 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:36,126 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 07:02:36,126 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [939794226] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:36,126 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 07:02:36,126 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7, 8, 7, 8] total 15 [2021-10-13 07:02:36,127 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467865656] [2021-10-13 07:02:36,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-13 07:02:36,127 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:02:36,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-13 07:02:36,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2021-10-13 07:02:36,128 INFO L87 Difference]: Start difference. First operand 92 states and 112 transitions. Second operand has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 15 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:36,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:02:36,451 INFO L93 Difference]: Finished difference Result 119 states and 144 transitions. [2021-10-13 07:02:36,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 07:02:36,452 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 15 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-13 07:02:36,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:02:36,452 INFO L225 Difference]: With dead ends: 119 [2021-10-13 07:02:36,452 INFO L226 Difference]: Without dead ends: 65 [2021-10-13 07:02:36,453 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 187 SyntacticMatches, 4 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 592.2ms TimeCoverageRelationStatistics Valid=80, Invalid=226, Unknown=0, NotChecked=0, Total=306 [2021-10-13 07:02:36,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2021-10-13 07:02:36,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 49. [2021-10-13 07:02:36,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.1458333333333333) internal successors, (55), 48 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:36,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 55 transitions. [2021-10-13 07:02:36,465 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 55 transitions. Word has length 35 [2021-10-13 07:02:36,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:02:36,466 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 55 transitions. [2021-10-13 07:02:36,466 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 15 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:36,466 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2021-10-13 07:02:36,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-13 07:02:36,467 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:02:36,467 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:02:36,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:36,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:36,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:37,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:02:37,074 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:02:37,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:02:37,075 INFO L82 PathProgramCache]: Analyzing trace with hash 466739754, now seen corresponding path program 1 times [2021-10-13 07:02:37,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:02:37,075 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1447602317] [2021-10-13 07:02:37,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:02:37,075 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:02:37,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:02:37,076 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:02:37,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-10-13 07:02:37,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:02:37,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 28 conjunts are in the unsatisfiable core [2021-10-13 07:02:37,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:37,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-10-13 07:02:38,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-13 07:02:38,343 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 07:02:38,343 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:38,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2021-10-13 07:02:38,917 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 07:02:38,918 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:02:38,918 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1447602317] [2021-10-13 07:02:38,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1447602317] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:38,918 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1987125040] [2021-10-13 07:02:38,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:02:38,918 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:02:38,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:02:38,919 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:02:38,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2021-10-13 07:02:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:02:39,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 33 conjunts are in the unsatisfiable core [2021-10-13 07:02:39,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:39,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-10-13 07:02:40,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-13 07:02:40,032 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 07:02:40,032 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:40,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2021-10-13 07:02:40,212 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 07:02:40,213 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1987125040] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:40,213 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1935307217] [2021-10-13 07:02:40,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:02:40,213 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:02:40,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:02:40,214 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:02:40,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-10-13 07:02:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:02:40,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 35 conjunts are in the unsatisfiable core [2021-10-13 07:02:40,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:41,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-10-13 07:02:41,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-13 07:02:41,424 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 07:02:41,424 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:42,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2021-10-13 07:02:42,402 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:02:42,403 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1935307217] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:42,403 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 07:02:42,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 11, 16, 11, 18, 11] total 33 [2021-10-13 07:02:42,404 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510173205] [2021-10-13 07:02:42,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-10-13 07:02:42,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:02:42,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-10-13 07:02:42,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=937, Unknown=0, NotChecked=0, Total=1056 [2021-10-13 07:02:42,406 INFO L87 Difference]: Start difference. First operand 49 states and 55 transitions. Second operand has 33 states, 33 states have (on average 2.878787878787879) internal successors, (95), 33 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:45,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:02:45,102 INFO L93 Difference]: Finished difference Result 71 states and 83 transitions. [2021-10-13 07:02:45,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-13 07:02:45,106 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 2.878787878787879) internal successors, (95), 33 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-10-13 07:02:45,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:02:45,107 INFO L225 Difference]: With dead ends: 71 [2021-10-13 07:02:45,107 INFO L226 Difference]: Without dead ends: 54 [2021-10-13 07:02:45,108 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 493 ImplicationChecksByTransitivity, 2995.8ms TimeCoverageRelationStatistics Valid=573, Invalid=2183, Unknown=0, NotChecked=0, Total=2756 [2021-10-13 07:02:45,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2021-10-13 07:02:45,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 52. [2021-10-13 07:02:45,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 51 states have (on average 1.1176470588235294) internal successors, (57), 51 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:45,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 57 transitions. [2021-10-13 07:02:45,124 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 57 transitions. Word has length 36 [2021-10-13 07:02:45,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:02:45,124 INFO L470 AbstractCegarLoop]: Abstraction has 52 states and 57 transitions. [2021-10-13 07:02:45,124 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 2.878787878787879) internal successors, (95), 33 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:45,124 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 57 transitions. [2021-10-13 07:02:45,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-13 07:02:45,125 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:02:45,125 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:02:45,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:45,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:45,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:45,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:02:45,734 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:02:45,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:02:45,734 INFO L82 PathProgramCache]: Analyzing trace with hash 1030461561, now seen corresponding path program 2 times [2021-10-13 07:02:45,735 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:02:45,735 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2109133644] [2021-10-13 07:02:45,735 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 07:02:45,735 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:02:45,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:02:45,736 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:02:45,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2021-10-13 07:02:46,341 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 07:02:46,341 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:02:46,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:02:46,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:46,512 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 07:02:46,512 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:46,769 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 07:02:46,769 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:02:46,769 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2109133644] [2021-10-13 07:02:46,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2109133644] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:46,770 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [281568946] [2021-10-13 07:02:46,770 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 07:02:46,770 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:02:46,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:02:46,774 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:02:46,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2021-10-13 07:02:47,593 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 07:02:47,594 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:02:47,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:02:47,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:47,744 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 07:02:47,744 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:47,953 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 07:02:47,954 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [281568946] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:47,954 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [580046338] [2021-10-13 07:02:47,954 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 07:02:47,954 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:02:47,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:02:47,955 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:02:47,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-10-13 07:02:48,715 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 07:02:48,715 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:02:48,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-13 07:02:48,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:02:48,938 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-13 07:02:48,938 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:02:49,293 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 07:02:49,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [580046338] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:02:49,293 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 07:02:49,294 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 8, 7] total 17 [2021-10-13 07:02:49,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892942457] [2021-10-13 07:02:49,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-10-13 07:02:49,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:02:49,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-10-13 07:02:49,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2021-10-13 07:02:49,295 INFO L87 Difference]: Start difference. First operand 52 states and 57 transitions. Second operand has 17 states, 17 states have (on average 6.411764705882353) internal successors, (109), 17 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:49,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:02:49,611 INFO L93 Difference]: Finished difference Result 52 states and 57 transitions. [2021-10-13 07:02:49,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-13 07:02:49,611 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 6.411764705882353) internal successors, (109), 17 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2021-10-13 07:02:49,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:02:49,611 INFO L225 Difference]: With dead ends: 52 [2021-10-13 07:02:49,612 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 07:02:49,612 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 506.5ms TimeCoverageRelationStatistics Valid=152, Invalid=448, Unknown=0, NotChecked=0, Total=600 [2021-10-13 07:02:49,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 07:02:49,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 07:02:49,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:49,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 07:02:49,613 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2021-10-13 07:02:49,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:02:49,613 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 07:02:49,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.411764705882353) internal successors, (109), 17 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:02:49,614 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 07:02:49,614 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 07:02:49,616 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:02:49,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2021-10-13 07:02:49,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (25)] Ended with exit code 0 [2021-10-13 07:02:50,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2021-10-13 07:02:50,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt [2021-10-13 07:02:50,234 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 07:02:50,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:50,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:50,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:50,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:50,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:50,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:50,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:50,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:50,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:50,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:50,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:50,714 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:50,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:02:50,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:03:04,737 WARN L207 SmtUtils]: Spent 12.74 s on a formula simplification. DAG size of input: 253 DAG size of output: 171 [2021-10-13 07:03:11,974 INFO L860 garLoopResultBuilder]: At program point L638(lines 620 639) the Hoare annotation is: true [2021-10-13 07:03:11,975 INFO L860 garLoopResultBuilder]: At program point L572(line 572) the Hoare annotation is: true [2021-10-13 07:03:11,975 INFO L860 garLoopResultBuilder]: At program point L572-1(line 572) the Hoare annotation is: true [2021-10-13 07:03:11,975 INFO L853 garLoopResultBuilder]: At program point L581(lines 574 582) the Hoare annotation is: (and (= (_ bv0 1) (bvadd (bvneg (bvneg (select |#valid| |ULTIMATE.start_node_create_#res.base|))) (_ bv1 1))) (= (_ bv0 1) (bvadd (_ bv1 1) (bvneg (select |#valid| ULTIMATE.start_node_create_~temp~0.base)))) (= ULTIMATE.start_main_~len~0 (_ bv2 32)) (= |ULTIMATE.start_node_create_#res.offset| (_ bv0 32)) (= (_ bv0 32) ULTIMATE.start_node_create_~temp~0.offset) (= (_ bv2 32) ULTIMATE.start_sll_circular_create_~len)) [2021-10-13 07:03:11,975 INFO L853 garLoopResultBuilder]: At program point L581-1(lines 574 582) the Hoare annotation is: (and (not (= (_ bv0 1) (bvneg (bvneg (bvneg (select |#valid| ULTIMATE.start_sll_circular_create_~head~0.base)))))) (= (_ bv0 1) (bvadd (bvneg (bvneg (select |#valid| |ULTIMATE.start_node_create_#res.base|))) (_ bv1 1))) (not (= ULTIMATE.start_sll_circular_create_~head~0.base |ULTIMATE.start_node_create_#res.base|)) (= (_ bv0 1) (bvadd (_ bv1 1) (bvneg (select |#valid| ULTIMATE.start_node_create_~temp~0.base)))) (not (= ULTIMATE.start_node_create_~temp~0.base ULTIMATE.start_sll_circular_create_~last~0.base)) (not (= ULTIMATE.start_node_create_~temp~0.base ULTIMATE.start_sll_circular_create_~head~0.base)) (= ULTIMATE.start_main_~len~0 (_ bv2 32)) (not (= (_ bv0 1) (select |#valid| ULTIMATE.start_sll_circular_create_~last~0.base))) (= |ULTIMATE.start_node_create_#res.offset| (_ bv0 32)) (bvsgt ULTIMATE.start_sll_circular_create_~len (_ bv1 32)) (= ULTIMATE.start_sll_circular_create_~head~0.offset (_ bv0 32)) (= (_ bv0 32) ULTIMATE.start_node_create_~temp~0.offset) (not (= ULTIMATE.start_sll_circular_create_~last~0.base |ULTIMATE.start_node_create_#res.base|))) [2021-10-13 07:03:11,975 INFO L853 garLoopResultBuilder]: At program point L614-2(lines 614 617) the Hoare annotation is: (let ((.cse20 (bvadd ULTIMATE.start_main_~i~0 (_ bv1 32)))) (let ((.cse5 (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sll_circular_create_#res.base|) |ULTIMATE.start_sll_circular_create_#res.offset|) |ULTIMATE.start_sll_circular_create_#res.base|))) (.cse6 (= ULTIMATE.start_main_~len~0 (_ bv2 32))) (.cse11 (= .cse20 ULTIMATE.start_main_~len~0)) (.cse15 (= (bvmul (_ bv2 32) ULTIMATE.start_main_~len~0) (bvadd ULTIMATE.start_sll_circular_update_at_~data (_ bv1 32)))) (.cse0 (= ULTIMATE.start_main_~s~0.offset (_ bv0 32))) (.cse1 (not (= (_ bv0 1) (bvneg (bvneg (bvneg (select |#valid| ULTIMATE.start_sll_circular_create_~head~0.base))))))) (.cse2 (= (_ bv0 1) (bvadd (bvneg (bvneg (select |#valid| |ULTIMATE.start_node_create_#res.base|))) (_ bv1 1)))) (.cse3 (= (_ bv0 1) (bvadd (_ bv1 1) (bvneg (select |#valid| ULTIMATE.start_node_create_~temp~0.base))))) (.cse4 (= |ULTIMATE.start_sll_circular_create_#res.offset| (_ bv0 32))) (.cse9 (not (= (_ bv0 1) (select |#valid| ULTIMATE.start_sll_circular_create_~last~0.base)))) (.cse10 (= |ULTIMATE.start_node_create_#res.offset| (_ bv0 32))) (.cse12 (= ULTIMATE.start_sll_circular_create_~head~0.offset (_ bv0 32))) (.cse13 (= ULTIMATE.start_sll_circular_update_at_~head.base ULTIMATE.start_main_~s~0.base)) (.cse14 (= (_ bv0 32) ULTIMATE.start_node_create_~temp~0.offset))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (forall ((v_arrayElimCell_77 (_ BitVec 32))) (or (= ULTIMATE.start_main_~s~0.offset v_arrayElimCell_77) (and (forall ((v_DerPreprocessor_4 (_ BitVec 32)) (v_DerPreprocessor_1 (_ BitVec 32))) (let ((.cse7 (select (select |#memory_$Pointer$.base| ULTIMATE.start_sll_circular_update_at_~head.base) ULTIMATE.start_sll_circular_update_at_~head.offset))) (= (select (store (select (store |#memory_$Pointer$.base| .cse7 (store (select |#memory_$Pointer$.base| .cse7) (bvadd (_ bv4 32) v_arrayElimCell_77) v_DerPreprocessor_4)) ULTIMATE.start_main_~s~0.base) (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset) v_DerPreprocessor_1) ULTIMATE.start_main_~s~0.offset) .cse7))) (= ULTIMATE.start_main_~s~0.offset ULTIMATE.start_sll_circular_update_at_~head.offset) (or (not (= ULTIMATE.start_sll_circular_update_at_~head.base (select (select |#memory_$Pointer$.base| ULTIMATE.start_sll_circular_update_at_~head.base) ULTIMATE.start_sll_circular_update_at_~head.offset))) (and (= ULTIMATE.start_sll_circular_update_at_~head.offset (bvadd (_ bv4 32) v_arrayElimCell_77)) (forall ((v_DerPreprocessor_4 (_ BitVec 32)) (v_DerPreprocessor_1 (_ BitVec 32))) (let ((.cse8 (select (select |#memory_$Pointer$.base| ULTIMATE.start_sll_circular_update_at_~head.base) ULTIMATE.start_sll_circular_update_at_~head.offset))) (= .cse8 (select (store (select (store |#memory_$Pointer$.base| .cse8 (store (select |#memory_$Pointer$.base| .cse8) ULTIMATE.start_sll_circular_update_at_~head.offset v_DerPreprocessor_4)) ULTIMATE.start_main_~s~0.base) (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset) v_DerPreprocessor_1) ULTIMATE.start_main_~s~0.offset))))))))) (= ULTIMATE.start_sll_circular_update_at_~index (_ bv1 32)) .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (forall ((v_arrayElimCell_77 (_ BitVec 32))) (or (and (or (and (= ULTIMATE.start_main_~s~0.offset (bvadd (_ bv4 32) v_arrayElimCell_77)) (forall ((v_DerPreprocessor_4 (_ BitVec 32)) (v_DerPreprocessor_1 (_ BitVec 32))) (let ((.cse16 (select (select |#memory_$Pointer$.base| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset))) (= .cse16 (select (store (select (store |#memory_$Pointer$.base| .cse16 (store (select |#memory_$Pointer$.base| .cse16) ULTIMATE.start_main_~s~0.offset v_DerPreprocessor_4)) ULTIMATE.start_main_~s~0.base) (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset) v_DerPreprocessor_1) ULTIMATE.start_main_~s~0.offset))))) (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset) ULTIMATE.start_main_~s~0.base))) (forall ((v_DerPreprocessor_4 (_ BitVec 32)) (v_DerPreprocessor_1 (_ BitVec 32))) (let ((.cse17 (select (select |#memory_$Pointer$.base| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset))) (= (select (store (select (store |#memory_$Pointer$.base| .cse17 (store (select |#memory_$Pointer$.base| .cse17) (bvadd (_ bv4 32) v_arrayElimCell_77) v_DerPreprocessor_4)) ULTIMATE.start_main_~s~0.base) (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset) v_DerPreprocessor_1) ULTIMATE.start_main_~s~0.offset) .cse17)))) (= ULTIMATE.start_main_~s~0.offset v_arrayElimCell_77))) .cse6 .cse9 .cse10 (forall ((v_DerPreprocessor_4 (_ BitVec 32)) (v_DerPreprocessor_1 (_ BitVec 32))) (let ((.cse18 (select (store (select (store |#memory_$Pointer$.base| ULTIMATE.start_sll_circular_update_at_~head.base (store (select |#memory_$Pointer$.base| ULTIMATE.start_sll_circular_update_at_~head.base) (bvadd (_ bv4 32) ULTIMATE.start_sll_circular_update_at_~head.offset) v_DerPreprocessor_4)) ULTIMATE.start_main_~s~0.base) (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset) v_DerPreprocessor_1) ULTIMATE.start_main_~s~0.offset))) (or (= ULTIMATE.start_main_~s~0.base .cse18) (and (forall ((v_DerPreprocessor_3 (_ BitVec 32)) (v_DerPreprocessor_2 (_ BitVec 32))) (= (select (store (select (store |#memory_$Pointer$.offset| ULTIMATE.start_sll_circular_update_at_~head.base (store (select |#memory_$Pointer$.offset| ULTIMATE.start_sll_circular_update_at_~head.base) (bvadd (_ bv4 32) ULTIMATE.start_sll_circular_update_at_~head.offset) v_DerPreprocessor_3)) ULTIMATE.start_main_~s~0.base) (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset) v_DerPreprocessor_2) ULTIMATE.start_main_~s~0.offset) ULTIMATE.start_sll_circular_update_at_~head.offset)) (= ULTIMATE.start_sll_circular_update_at_~head.base .cse18))))) .cse11 .cse12 (= (bvadd ULTIMATE.start_sll_circular_update_at_~index (_ bv1 32)) ULTIMATE.start_main_~i~0) .cse14 .cse15) (and .cse0 (= ULTIMATE.start_main_~s~0.offset ULTIMATE.start_sll_circular_update_at_~head.offset) .cse1 .cse2 .cse3 .cse4 (not (bvsgt ULTIMATE.start_sll_circular_update_at_~index (_ bv0 32))) (= ULTIMATE.start_sll_circular_update_at_~index ULTIMATE.start_main_~i~0) .cse9 .cse10 (= ULTIMATE.start_sll_circular_update_at_~data (bvadd ULTIMATE.start_main_~len~0 ULTIMATE.start_sll_circular_update_at_~index)) .cse12 .cse13 (forall ((v_DerPreprocessor_2 (_ BitVec 32)) (ULTIMATE.start_sll_circular_update_at_~data (_ BitVec 32)) (v_DerPreprocessor_1 (_ BitVec 32))) (= (bvadd (let ((.cse19 (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset))) (select (select (store |#memory_int| ULTIMATE.start_main_~s~0.base (store (select |#memory_int| ULTIMATE.start_main_~s~0.base) .cse19 ULTIMATE.start_sll_circular_update_at_~data)) (select (store (select |#memory_$Pointer$.base| ULTIMATE.start_main_~s~0.base) .cse19 v_DerPreprocessor_1) ULTIMATE.start_main_~s~0.offset)) (bvadd (select (store (select |#memory_$Pointer$.offset| ULTIMATE.start_main_~s~0.base) .cse19 v_DerPreprocessor_2) ULTIMATE.start_main_~s~0.offset) (_ bv4 32)))) (_ bv1 32)) (bvmul (_ bv2 32) ULTIMATE.start_main_~len~0))) .cse14 (bvsgt .cse20 (_ bv0 32)) (= ULTIMATE.start_main_~len~0 (bvadd (_ bv2 32) ULTIMATE.start_sll_circular_update_at_~index)))))) [2021-10-13 07:03:11,976 INFO L857 garLoopResultBuilder]: For program point L614-3(lines 614 617) no Hoare annotation was computed. [2021-10-13 07:03:11,976 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 07:03:11,976 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 07:03:11,976 INFO L857 garLoopResultBuilder]: For program point L631(lines 631 633) no Hoare annotation was computed. [2021-10-13 07:03:11,976 INFO L860 garLoopResultBuilder]: At program point L598-2(lines 598 602) the Hoare annotation is: true [2021-10-13 07:03:11,976 INFO L857 garLoopResultBuilder]: For program point L598-3(lines 598 602) no Hoare annotation was computed. [2021-10-13 07:03:11,976 INFO L853 garLoopResultBuilder]: At program point L607-2(lines 607 610) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset)) (bvadd (_ bv4 32) (select (select |#memory_$Pointer$.offset| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset)))) (.cse18 (bvmul (_ bv2 32) ULTIMATE.start_main_~len~0))) (let ((.cse8 (= (bvadd (_ bv1 32) .cse0) .cse18)) (.cse1 (= ULTIMATE.start_main_~s~0.offset (_ bv0 32))) (.cse2 (= ULTIMATE.start_main_~s~0.offset ULTIMATE.start_sll_circular_update_at_~head.offset)) (.cse3 (not (= (_ bv0 1) (bvneg (bvneg (bvneg (select |#valid| ULTIMATE.start_sll_circular_create_~head~0.base))))))) (.cse4 (= (_ bv0 1) (bvadd (bvneg (bvneg (select |#valid| |ULTIMATE.start_node_create_#res.base|))) (_ bv1 1)))) (.cse5 (= (_ bv0 1) (bvadd (_ bv1 1) (bvneg (select |#valid| ULTIMATE.start_node_create_~temp~0.base))))) (.cse6 (= |ULTIMATE.start_sll_circular_create_#res.offset| (_ bv0 32))) (.cse7 (= ULTIMATE.start_main_~len~0 (_ bv2 32))) (.cse9 (not (= (_ bv0 1) (select |#valid| ULTIMATE.start_sll_circular_create_~last~0.base)))) (.cse10 (= |ULTIMATE.start_node_create_#res.offset| (_ bv0 32))) (.cse11 (= ULTIMATE.start_sll_circular_update_at_~data (bvadd ULTIMATE.start_main_~len~0 ULTIMATE.start_sll_circular_update_at_~index))) (.cse12 (= (bvadd (_ bv2 32) (select (select |#memory_int| ULTIMATE.start_main_~s~0.base) (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset))) .cse18)) (.cse13 (= ULTIMATE.start_sll_circular_create_~head~0.offset (_ bv0 32))) (.cse15 (= ULTIMATE.start_sll_circular_update_at_~head.base ULTIMATE.start_main_~s~0.base)) (.cse14 (select |#memory_int| ULTIMATE.start_sll_circular_get_data_at_~head.base)) (.cse16 (= (_ bv0 32) ULTIMATE.start_node_create_~temp~0.offset)) (.cse17 (= ULTIMATE.start_main_~len~0 (bvadd (_ bv2 32) ULTIMATE.start_sll_circular_update_at_~index)))) (or (and (= .cse0 (bvadd ULTIMATE.start_main_~len~0 ULTIMATE.start_main_~i~0)) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ULTIMATE.start_sll_circular_get_data_at_~index (_ bv0 32)) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= (select .cse14 (bvadd (_ bv4 32) ULTIMATE.start_sll_circular_get_data_at_~head.offset)) ULTIMATE.start_main_~expected~0) .cse15 .cse16 .cse17) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| ULTIMATE.start_sll_circular_get_data_at_~head.base) ULTIMATE.start_sll_circular_get_data_at_~head.offset)) (bvadd (_ bv4 32) (select (select |#memory_$Pointer$.offset| ULTIMATE.start_sll_circular_get_data_at_~head.base) ULTIMATE.start_sll_circular_get_data_at_~head.offset))) ULTIMATE.start_main_~expected~0) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (= ULTIMATE.start_sll_circular_get_data_at_~index (_ bv1 32)) (= (bvadd ULTIMATE.start_main_~i~0 (_ bv1 32)) ULTIMATE.start_main_~len~0) .cse13 .cse15 .cse16 .cse17) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ULTIMATE.start_sll_circular_get_data_at_~index ULTIMATE.start_main_~i~0) .cse7 .cse9 .cse10 (= (bvadd (_ bv2 32) ULTIMATE.start_main_~i~0) ULTIMATE.start_main_~len~0) .cse11 .cse12 (= ULTIMATE.start_main_~expected~0 (_ bv2 32)) .cse13 (= ULTIMATE.start_sll_circular_get_data_at_~head.offset (_ bv0 32)) .cse15 (= (_ bv2 32) (select .cse14 (_ bv4 32))) .cse16 .cse17)))) [2021-10-13 07:03:11,977 INFO L857 garLoopResultBuilder]: For program point L607-3(lines 607 610) no Hoare annotation was computed. [2021-10-13 07:03:11,977 INFO L853 garLoopResultBuilder]: At program point L632(lines 620 639) the Hoare annotation is: false [2021-10-13 07:03:11,977 INFO L853 garLoopResultBuilder]: At program point L625-2(lines 625 628) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~s~0.offset (_ bv0 32))) (.cse1 (not (= (_ bv0 1) (bvneg (bvneg (bvneg (select |#valid| ULTIMATE.start_sll_circular_create_~head~0.base))))))) (.cse2 (= (_ bv0 1) (bvadd (bvneg (bvneg (select |#valid| |ULTIMATE.start_node_create_#res.base|))) (_ bv1 1)))) (.cse3 (= (_ bv0 1) (bvadd (_ bv1 1) (bvneg (select |#valid| ULTIMATE.start_node_create_~temp~0.base))))) (.cse4 (= |ULTIMATE.start_sll_circular_create_#res.offset| (_ bv0 32))) (.cse5 (= ULTIMATE.start_main_~len~0 (_ bv2 32))) (.cse6 (not (= (_ bv0 1) (select |#valid| ULTIMATE.start_sll_circular_create_~last~0.base)))) (.cse7 (= |ULTIMATE.start_node_create_#res.offset| (_ bv0 32))) (.cse13 (bvmul (_ bv2 32) ULTIMATE.start_main_~len~0)) (.cse10 (= ULTIMATE.start_sll_circular_create_~head~0.offset (_ bv0 32))) (.cse16 (bvadd ULTIMATE.start_main_~i~0 (_ bv1 32))) (.cse12 (= (_ bv0 32) ULTIMATE.start_node_create_~temp~0.offset))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_sll_circular_update_at_~index ULTIMATE.start_main_~i~0) .cse5 .cse6 .cse7 (= (bvadd (_ bv2 32) ULTIMATE.start_main_~i~0) ULTIMATE.start_main_~len~0) (forall ((v_DerPreprocessor_3 (_ BitVec 32)) (v_DerPreprocessor_2 (_ BitVec 32))) (let ((.cse8 (select (store (select (store |#memory_$Pointer$.offset| ULTIMATE.start_sll_circular_update_at_~head.base (store (select |#memory_$Pointer$.offset| ULTIMATE.start_sll_circular_update_at_~head.base) (bvadd (_ bv4 32) ULTIMATE.start_sll_circular_update_at_~head.offset) v_DerPreprocessor_3)) ULTIMATE.start_main_~s~0.base) (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset) v_DerPreprocessor_2) ULTIMATE.start_main_~s~0.offset))) (or (and (forall ((v_DerPreprocessor_4 (_ BitVec 32)) (v_DerPreprocessor_1 (_ BitVec 32))) (= ULTIMATE.start_sll_circular_update_at_~head.base (select (store (select (store |#memory_$Pointer$.base| ULTIMATE.start_sll_circular_update_at_~head.base (store (select |#memory_$Pointer$.base| ULTIMATE.start_sll_circular_update_at_~head.base) (bvadd (_ bv4 32) ULTIMATE.start_sll_circular_update_at_~head.offset) v_DerPreprocessor_4)) ULTIMATE.start_main_~s~0.base) (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset) v_DerPreprocessor_1) ULTIMATE.start_main_~s~0.offset))) (= .cse8 ULTIMATE.start_sll_circular_update_at_~head.offset)) (= ULTIMATE.start_main_~s~0.offset .cse8)))) (forall ((v_DerPreprocessor_4 (_ BitVec 32)) (v_DerPreprocessor_1 (_ BitVec 32))) (let ((.cse9 (select (store (select (store |#memory_$Pointer$.base| ULTIMATE.start_sll_circular_update_at_~head.base (store (select |#memory_$Pointer$.base| ULTIMATE.start_sll_circular_update_at_~head.base) (bvadd (_ bv4 32) ULTIMATE.start_sll_circular_update_at_~head.offset) v_DerPreprocessor_4)) ULTIMATE.start_main_~s~0.base) (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset) v_DerPreprocessor_1) ULTIMATE.start_main_~s~0.offset))) (or (= ULTIMATE.start_main_~s~0.base .cse9) (and (forall ((v_DerPreprocessor_3 (_ BitVec 32)) (v_DerPreprocessor_2 (_ BitVec 32))) (= (select (store (select (store |#memory_$Pointer$.offset| ULTIMATE.start_sll_circular_update_at_~head.base (store (select |#memory_$Pointer$.offset| ULTIMATE.start_sll_circular_update_at_~head.base) (bvadd (_ bv4 32) ULTIMATE.start_sll_circular_update_at_~head.offset) v_DerPreprocessor_3)) ULTIMATE.start_main_~s~0.base) (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset) v_DerPreprocessor_2) ULTIMATE.start_main_~s~0.offset) ULTIMATE.start_sll_circular_update_at_~head.offset)) (= ULTIMATE.start_sll_circular_update_at_~head.base .cse9))))) .cse10 (forall ((v_DerPreprocessor_2 (_ BitVec 32)) (ULTIMATE.start_sll_circular_update_at_~data (_ BitVec 32)) (v_DerPreprocessor_1 (_ BitVec 32))) (= (bvadd (let ((.cse11 (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset))) (select (select (store |#memory_int| ULTIMATE.start_main_~s~0.base (store (select |#memory_int| ULTIMATE.start_main_~s~0.base) .cse11 ULTIMATE.start_sll_circular_update_at_~data)) (select (store (select |#memory_$Pointer$.base| ULTIMATE.start_main_~s~0.base) .cse11 v_DerPreprocessor_1) ULTIMATE.start_main_~s~0.offset)) (bvadd (select (store (select |#memory_$Pointer$.offset| ULTIMATE.start_main_~s~0.base) .cse11 v_DerPreprocessor_2) ULTIMATE.start_main_~s~0.offset) (_ bv4 32)))) (_ bv1 32)) (bvmul (_ bv2 32) ULTIMATE.start_main_~len~0))) .cse12 (= .cse13 (bvadd ULTIMATE.start_sll_circular_update_at_~data (_ bv1 32)))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sll_circular_create_#res.base|) |ULTIMATE.start_sll_circular_create_#res.offset|) |ULTIMATE.start_sll_circular_create_#res.base|)) (forall ((v_arrayElimCell_77 (_ BitVec 32))) (or (and (or (and (= ULTIMATE.start_main_~s~0.offset (bvadd (_ bv4 32) v_arrayElimCell_77)) (forall ((v_DerPreprocessor_4 (_ BitVec 32)) (v_DerPreprocessor_1 (_ BitVec 32))) (let ((.cse14 (select (select |#memory_$Pointer$.base| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset))) (= .cse14 (select (store (select (store |#memory_$Pointer$.base| .cse14 (store (select |#memory_$Pointer$.base| .cse14) ULTIMATE.start_main_~s~0.offset v_DerPreprocessor_4)) ULTIMATE.start_main_~s~0.base) (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset) v_DerPreprocessor_1) ULTIMATE.start_main_~s~0.offset))))) (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset) ULTIMATE.start_main_~s~0.base))) (forall ((v_DerPreprocessor_4 (_ BitVec 32)) (v_DerPreprocessor_1 (_ BitVec 32))) (let ((.cse15 (select (select |#memory_$Pointer$.base| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset))) (= (select (store (select (store |#memory_$Pointer$.base| .cse15 (store (select |#memory_$Pointer$.base| .cse15) (bvadd (_ bv4 32) v_arrayElimCell_77) v_DerPreprocessor_4)) ULTIMATE.start_main_~s~0.base) (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset) v_DerPreprocessor_1) ULTIMATE.start_main_~s~0.offset) .cse15)))) (= ULTIMATE.start_main_~s~0.offset v_arrayElimCell_77))) .cse5 .cse6 .cse7 (= .cse16 ULTIMATE.start_main_~len~0) .cse10 .cse12) (and .cse0 (= ULTIMATE.start_main_~s~0.offset ULTIMATE.start_sll_circular_update_at_~head.offset) .cse1 .cse2 .cse3 .cse4 .cse5 (= (bvadd (_ bv1 32) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset)) (bvadd (_ bv4 32) (select (select |#memory_$Pointer$.offset| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset)))) .cse13) .cse6 .cse7 (= ULTIMATE.start_sll_circular_update_at_~data (bvadd ULTIMATE.start_main_~len~0 ULTIMATE.start_sll_circular_update_at_~index)) (= (bvadd (_ bv2 32) (select (select |#memory_int| ULTIMATE.start_main_~s~0.base) (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset))) .cse13) .cse10 (= .cse16 (_ bv0 32)) (= ULTIMATE.start_sll_circular_update_at_~head.base ULTIMATE.start_main_~s~0.base) .cse12 (= ULTIMATE.start_main_~len~0 (bvadd (_ bv2 32) ULTIMATE.start_sll_circular_update_at_~index))))) [2021-10-13 07:03:11,978 INFO L857 garLoopResultBuilder]: For program point L625-3(lines 625 628) no Hoare annotation was computed. [2021-10-13 07:03:11,978 INFO L857 garLoopResultBuilder]: For program point L576(lines 576 578) no Hoare annotation was computed. [2021-10-13 07:03:11,978 INFO L857 garLoopResultBuilder]: For program point L576-1(lines 576 578) no Hoare annotation was computed. [2021-10-13 07:03:11,978 INFO L857 garLoopResultBuilder]: For program point L576-2(lines 576 578) no Hoare annotation was computed. [2021-10-13 07:03:11,979 INFO L857 garLoopResultBuilder]: For program point L576-3(lines 576 578) no Hoare annotation was computed. [2021-10-13 07:03:11,979 INFO L853 garLoopResultBuilder]: At program point L593(lines 583 594) the Hoare annotation is: (and (not (= (_ bv0 1) (bvneg (bvneg (bvneg (select |#valid| ULTIMATE.start_sll_circular_create_~head~0.base)))))) (= (_ bv0 1) (bvadd (bvneg (bvneg (select |#valid| |ULTIMATE.start_node_create_#res.base|))) (_ bv1 1))) (= (_ bv0 1) (bvadd (_ bv1 1) (bvneg (select |#valid| ULTIMATE.start_node_create_~temp~0.base)))) (= |ULTIMATE.start_sll_circular_create_#res.offset| (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sll_circular_create_#res.base|) |ULTIMATE.start_sll_circular_create_#res.offset|) |ULTIMATE.start_sll_circular_create_#res.base|)) (= ULTIMATE.start_main_~len~0 (_ bv2 32)) (not (= (_ bv0 1) (select |#valid| ULTIMATE.start_sll_circular_create_~last~0.base))) (= |ULTIMATE.start_node_create_#res.offset| (_ bv0 32)) (= ULTIMATE.start_sll_circular_create_~head~0.offset (_ bv0 32)) (= (_ bv0 32) ULTIMATE.start_node_create_~temp~0.offset)) [2021-10-13 07:03:11,979 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 07:03:11,979 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 637) no Hoare annotation was computed. [2021-10-13 07:03:11,979 INFO L853 garLoopResultBuilder]: At program point L586-2(lines 586 591) the Hoare annotation is: (let ((.cse5 (bvneg (bvneg (bvneg (select |#valid| ULTIMATE.start_sll_circular_create_~head~0.base))))) (.cse0 (= (_ bv0 1) (bvadd (bvneg (bvneg (select |#valid| |ULTIMATE.start_node_create_#res.base|))) (_ bv1 1)))) (.cse1 (= (_ bv0 1) (bvadd (_ bv1 1) (bvneg (select |#valid| ULTIMATE.start_node_create_~temp~0.base))))) (.cse2 (= ULTIMATE.start_main_~len~0 (_ bv2 32))) (.cse3 (= |ULTIMATE.start_node_create_#res.offset| (_ bv0 32))) (.cse4 (= ULTIMATE.start_sll_circular_create_~head~0.offset (_ bv0 32))) (.cse6 (= (_ bv0 32) ULTIMATE.start_node_create_~temp~0.offset))) (or (and (= ULTIMATE.start_sll_circular_create_~head~0.base ULTIMATE.start_sll_circular_create_~last~0.base) .cse0 .cse1 .cse2 .cse3 .cse4 (= (_ bv0 1) (bvadd (bvneg .cse5) (_ bv1 1))) .cse6 (= (_ bv2 32) ULTIMATE.start_sll_circular_create_~len)) (and (not (= (_ bv0 1) .cse5)) .cse0 .cse1 .cse2 (not (= (_ bv0 1) (select |#valid| ULTIMATE.start_sll_circular_create_~last~0.base))) .cse3 (forall ((ULTIMATE.start_sll_circular_create_~last~0.offset (_ BitVec 32))) (not (= (select (select (store |#memory_$Pointer$.base| ULTIMATE.start_sll_circular_create_~last~0.base (store (select |#memory_$Pointer$.base| ULTIMATE.start_sll_circular_create_~last~0.base) ULTIMATE.start_sll_circular_create_~last~0.offset ULTIMATE.start_sll_circular_create_~head~0.base)) ULTIMATE.start_sll_circular_create_~head~0.base) ULTIMATE.start_sll_circular_create_~head~0.offset) ULTIMATE.start_sll_circular_create_~head~0.base))) .cse4 .cse6))) [2021-10-13 07:03:11,980 INFO L857 garLoopResultBuilder]: For program point L586-3(lines 586 591) no Hoare annotation was computed. [2021-10-13 07:03:11,980 INFO L853 garLoopResultBuilder]: At program point L611(lines 606 612) the Hoare annotation is: (let ((.cse7 (bvmul (_ bv2 32) ULTIMATE.start_main_~len~0))) (let ((.cse0 (= ULTIMATE.start_main_~s~0.offset (_ bv0 32))) (.cse1 (= ULTIMATE.start_main_~s~0.offset ULTIMATE.start_sll_circular_update_at_~head.offset)) (.cse2 (not (= (_ bv0 1) (bvneg (bvneg (bvneg (select |#valid| ULTIMATE.start_sll_circular_create_~head~0.base))))))) (.cse3 (= (_ bv0 1) (bvadd (bvneg (bvneg (select |#valid| |ULTIMATE.start_node_create_#res.base|))) (_ bv1 1)))) (.cse4 (= (_ bv0 1) (bvadd (_ bv1 1) (bvneg (select |#valid| ULTIMATE.start_node_create_~temp~0.base))))) (.cse5 (= |ULTIMATE.start_sll_circular_create_#res.offset| (_ bv0 32))) (.cse6 (= ULTIMATE.start_main_~len~0 (_ bv2 32))) (.cse8 (not (= (_ bv0 1) (select |#valid| ULTIMATE.start_sll_circular_create_~last~0.base)))) (.cse9 (= |ULTIMATE.start_node_create_#res.offset| (_ bv0 32))) (.cse10 (= ULTIMATE.start_sll_circular_update_at_~data (bvadd ULTIMATE.start_main_~len~0 ULTIMATE.start_sll_circular_update_at_~index))) (.cse11 (= (bvadd (_ bv2 32) (select (select |#memory_int| ULTIMATE.start_main_~s~0.base) (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset))) .cse7)) (.cse12 (= ULTIMATE.start_sll_circular_create_~head~0.offset (_ bv0 32))) (.cse14 (= ULTIMATE.start_sll_circular_update_at_~head.base ULTIMATE.start_main_~s~0.base)) (.cse13 (select |#memory_int| ULTIMATE.start_sll_circular_get_data_at_~head.base)) (.cse15 (= (_ bv0 32) ULTIMATE.start_node_create_~temp~0.offset)) (.cse16 (= ULTIMATE.start_main_~len~0 (bvadd (_ bv2 32) ULTIMATE.start_sll_circular_update_at_~index)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_main_~expected~0 |ULTIMATE.start_sll_circular_get_data_at_#res|) .cse4 .cse5 (= ULTIMATE.start_sll_circular_get_data_at_~index (_ bv0 32)) .cse6 (= (bvadd (_ bv1 32) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset)) (bvadd (_ bv4 32) (select (select |#memory_$Pointer$.offset| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset)))) .cse7) .cse8 .cse9 .cse10 .cse11 (= (bvadd ULTIMATE.start_main_~i~0 (_ bv1 32)) ULTIMATE.start_main_~len~0) .cse12 (= (select .cse13 (bvadd (_ bv4 32) ULTIMATE.start_sll_circular_get_data_at_~head.offset)) ULTIMATE.start_main_~expected~0) .cse14 .cse15 .cse16) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_sll_circular_get_data_at_~index ULTIMATE.start_main_~i~0) .cse6 .cse8 .cse9 (= (bvadd (_ bv2 32) ULTIMATE.start_main_~i~0) ULTIMATE.start_main_~len~0) .cse10 (= (_ bv2 32) |ULTIMATE.start_sll_circular_get_data_at_#res|) .cse11 (= ULTIMATE.start_main_~expected~0 (_ bv2 32)) .cse12 (= ULTIMATE.start_sll_circular_get_data_at_~head.offset (_ bv0 32)) .cse14 (= (_ bv2 32) (select .cse13 (_ bv4 32))) .cse15 .cse16)))) [2021-10-13 07:03:11,980 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 07:03:11,980 INFO L857 garLoopResultBuilder]: For program point L595(lines 595 605) no Hoare annotation was computed. [2021-10-13 07:03:11,981 INFO L857 garLoopResultBuilder]: For program point L596(lines 596 604) no Hoare annotation was computed. [2021-10-13 07:03:11,981 INFO L857 garLoopResultBuilder]: For program point L629-2(lines 629 634) no Hoare annotation was computed. [2021-10-13 07:03:11,981 INFO L853 garLoopResultBuilder]: At program point L629-3(lines 629 634) the Hoare annotation is: (let ((.cse16 (bvmul (_ bv2 32) ULTIMATE.start_main_~len~0))) (let ((.cse6 (= ULTIMATE.start_sll_circular_get_data_at_~index (_ bv0 32))) (.cse0 (= ULTIMATE.start_main_~s~0.offset (_ bv0 32))) (.cse1 (= ULTIMATE.start_main_~s~0.offset ULTIMATE.start_sll_circular_update_at_~head.offset)) (.cse2 (not (= (_ bv0 1) (bvneg (bvneg (bvneg (select |#valid| ULTIMATE.start_sll_circular_create_~head~0.base))))))) (.cse3 (= (_ bv0 1) (bvadd (bvneg (bvneg (select |#valid| |ULTIMATE.start_node_create_#res.base|))) (_ bv1 1)))) (.cse4 (= (_ bv0 1) (bvadd (_ bv1 1) (bvneg (select |#valid| ULTIMATE.start_node_create_~temp~0.base))))) (.cse5 (= |ULTIMATE.start_sll_circular_create_#res.offset| (_ bv0 32))) (.cse7 (= ULTIMATE.start_main_~len~0 (_ bv2 32))) (.cse8 (not (= (_ bv0 1) (select |#valid| ULTIMATE.start_sll_circular_create_~last~0.base)))) (.cse9 (= |ULTIMATE.start_node_create_#res.offset| (_ bv0 32))) (.cse10 (= ULTIMATE.start_sll_circular_update_at_~data (bvadd ULTIMATE.start_main_~len~0 ULTIMATE.start_sll_circular_update_at_~index))) (.cse11 (= (bvadd (_ bv2 32) (select (select |#memory_int| ULTIMATE.start_main_~s~0.base) (bvadd (_ bv4 32) ULTIMATE.start_main_~s~0.offset))) .cse16)) (.cse12 (= ULTIMATE.start_sll_circular_create_~head~0.offset (_ bv0 32))) (.cse13 (= ULTIMATE.start_sll_circular_update_at_~head.base ULTIMATE.start_main_~s~0.base)) (.cse14 (= (_ bv0 32) ULTIMATE.start_node_create_~temp~0.offset)) (.cse15 (= ULTIMATE.start_main_~len~0 (bvadd (_ bv2 32) ULTIMATE.start_sll_circular_update_at_~index)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (= (_ bv2 32) |ULTIMATE.start_sll_circular_get_data_at_#res|) .cse11 (= ULTIMATE.start_main_~expected~0 (_ bv2 32)) .cse12 (= (bvadd ULTIMATE.start_main_~i~0 (_ bv1 32)) (_ bv0 32)) (= ULTIMATE.start_sll_circular_get_data_at_~head.offset (_ bv0 32)) .cse13 (= (_ bv2 32) (select (select |#memory_int| ULTIMATE.start_sll_circular_get_data_at_~head.base) (_ bv4 32))) .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= (bvadd (_ bv2 32) ULTIMATE.start_main_~i~0) ULTIMATE.start_main_~len~0) .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_main_~i~0 (_ bv1 32)) .cse3 .cse4 .cse5 .cse7 (= (bvadd (_ bv1 32) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset)) (bvadd (_ bv4 32) (select (select |#memory_$Pointer$.offset| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset)))) .cse16) .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15)))) [2021-10-13 07:03:11,981 INFO L857 garLoopResultBuilder]: For program point L629-4(lines 629 634) no Hoare annotation was computed. [2021-10-13 07:03:11,982 INFO L857 garLoopResultBuilder]: For program point L613(lines 1 639) no Hoare annotation was computed. [2021-10-13 07:03:11,986 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 07:03:12,008 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,014 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,018 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,025 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,031 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,046 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,046 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,051 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,051 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,051 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,052 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,052 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,052 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,053 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,053 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,053 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,053 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,054 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,054 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,054 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,055 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,055 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,055 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,056 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,056 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,056 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,056 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,057 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,057 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,057 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,058 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,058 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,058 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,058 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,059 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,059 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,059 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,060 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,060 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,060 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,060 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,061 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,061 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,061 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,061 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,062 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,062 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,062 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,062 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] [2021-10-13 07:03:12,063 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,063 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,063 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,064 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,064 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,064 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_update_at_~data,QUANTIFIED] [2021-10-13 07:03:12,064 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,065 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,065 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,065 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,069 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,069 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,070 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,070 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,070 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,070 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,071 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,071 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,071 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,072 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,072 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,072 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,072 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,073 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,073 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,073 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,073 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,074 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,074 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,074 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,075 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,075 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,075 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,076 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,076 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,076 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,076 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,077 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,077 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,077 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,080 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,080 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,080 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,080 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,080 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,081 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,081 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,081 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,081 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,081 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,081 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,081 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,082 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,082 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,082 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] [2021-10-13 07:03:12,082 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,083 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,083 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,083 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,083 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,084 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_update_at_~data,QUANTIFIED] [2021-10-13 07:03:12,084 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,084 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,084 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,085 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,088 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,089 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,090 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,090 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,090 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,091 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,091 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,091 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,091 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,092 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,094 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,094 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,094 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,095 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,095 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,095 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,096 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,096 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,098 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,098 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,100 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,100 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,102 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,102 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,102 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_create_~last~0.offset,QUANTIFIED] [2021-10-13 07:03:12,103 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,103 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,104 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_create_~last~0.offset,QUANTIFIED] [2021-10-13 07:03:12,105 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,105 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,106 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,106 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,106 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,106 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,107 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] [2021-10-13 07:03:12,107 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,107 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,107 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,108 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] [2021-10-13 07:03:12,108 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,108 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,108 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,109 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,109 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,109 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,109 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,110 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] [2021-10-13 07:03:12,110 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,110 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,110 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,111 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,111 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,111 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_update_at_~data,QUANTIFIED] [2021-10-13 07:03:12,112 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,112 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,112 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,112 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,113 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,113 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,113 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,114 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,114 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,114 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,114 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,115 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,115 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,115 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,116 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,116 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,116 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,116 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,117 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,117 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,117 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,117 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,118 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,118 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,118 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,121 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,121 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,121 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,122 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,122 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,122 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,122 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] [2021-10-13 07:03:12,123 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,123 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,123 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,123 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] [2021-10-13 07:03:12,124 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,124 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,124 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,124 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,124 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,125 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,125 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,125 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] [2021-10-13 07:03:12,125 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,126 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,126 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,126 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,126 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,127 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_update_at_~data,QUANTIFIED] [2021-10-13 07:03:12,127 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,127 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,127 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,128 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,128 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,128 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,128 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,129 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,129 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,129 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,129 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,130 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,130 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,130 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,130 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,131 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,131 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,131 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,131 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,132 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,132 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,132 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,132 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,133 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,133 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:03:12 BoogieIcfgContainer [2021-10-13 07:03:12,136 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 07:03:12,137 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 07:03:12,137 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 07:03:12,137 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 07:03:12,138 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:56:01" (3/4) ... [2021-10-13 07:03:12,140 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 07:03:12,151 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-13 07:03:12,151 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-13 07:03:12,151 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:03:12,152 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:03:12,174 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && len == 2bv32) && \result == 0bv32) && 0bv32 == temp) && 2bv32 == len [2021-10-13 07:03:12,174 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((head == last && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && len == 2bv32) && \result == 0bv32) && head == 0bv32) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(~bvneg32(~bvneg32(\valid[head])))), 1bv1)) && 0bv32 == temp) && 2bv32 == len) || ((((((((!(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head])))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && (forall ULTIMATE.start_sll_circular_create_~last~0.offset : bv32 :: !(#memory_$Pointer$[last := #memory_$Pointer$[last][ULTIMATE.start_sll_circular_create_~last~0.offset := head]][head][head] == head))) && head == 0bv32) && 0bv32 == temp) [2021-10-13 07:03:12,174 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head])))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && !(#memory_$Pointer$[\result][\result] == \result)) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && head == 0bv32) && 0bv32 == temp [2021-10-13 07:03:12,175 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((s == 0bv32 && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && index == i) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && ~bvadd64(2bv32, i) == len) && (forall v_DerPreprocessor_3 : bv32, v_DerPreprocessor_2 : bv32 :: ((forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: head == #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s]) && #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_3]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_2][s] == head) || s == #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_3]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_2][s])) && (forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: s == #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s] || ((forall v_DerPreprocessor_3 : bv32, v_DerPreprocessor_2 : bv32 :: #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_3]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_2][s] == head) && head == #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s]))) && head == 0bv32) && (forall v_DerPreprocessor_2 : bv32, ULTIMATE.start_sll_circular_update_at_~data : bv32, v_DerPreprocessor_1 : bv32 :: ~bvadd64(unknown-#memory_int-unknown[s := unknown-#memory_int-unknown[s][~bvadd64(4bv32, s) := ULTIMATE.start_sll_circular_update_at_~data]][#memory_$Pointer$[s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s]][~bvadd64(#memory_$Pointer$[s][~bvadd64(4bv32, s) := v_DerPreprocessor_2][s], 4bv32)], 1bv32) == ~bvmul32(2bv32, len))) && 0bv32 == temp) && ~bvmul32(2bv32, len) == ~bvadd64(data, 1bv32)) || ((((((((((((s == 0bv32 && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && !(#memory_$Pointer$[\result][\result] == \result)) && (forall v_arrayElimCell_77 : bv32 :: (((s == ~bvadd64(4bv32, v_arrayElimCell_77) && (forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: #memory_$Pointer$[s][s] == #memory_$Pointer$[#memory_$Pointer$[s][s] := #memory_$Pointer$[#memory_$Pointer$[s][s]][s := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s])) || !(#memory_$Pointer$[s][s] == s)) && (forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: #memory_$Pointer$[#memory_$Pointer$[s][s] := #memory_$Pointer$[#memory_$Pointer$[s][s]][~bvadd64(4bv32, v_arrayElimCell_77) := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s] == #memory_$Pointer$[s][s])) || s == v_arrayElimCell_77)) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && ~bvadd64(i, 1bv32) == len) && head == 0bv32) && 0bv32 == temp)) || ((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && len == 2bv32) && ~bvadd64(1bv32, unknown-#memory_int-unknown[#memory_$Pointer$[s][s]][~bvadd64(4bv32, #memory_$Pointer$[s][s])]) == ~bvmul32(2bv32, len)) && !(0bv1 == \valid[last])) && \result == 0bv32) && data == ~bvadd64(len, index)) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && head == 0bv32) && ~bvadd64(i, 1bv32) == 0bv32) && head == s) && 0bv32 == temp) && len == ~bvadd64(2bv32, index)) [2021-10-13 07:03:12,175 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && index == 0bv32) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && data == ~bvadd64(len, index)) && 2bv32 == \result) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && expected == 2bv32) && head == 0bv32) && ~bvadd64(i, 1bv32) == 0bv32) && head == 0bv32) && head == s) && 2bv32 == unknown-#memory_int-unknown[head][4bv32]) && 0bv32 == temp) && len == ~bvadd64(2bv32, index)) || ((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && index == 0bv32) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && ~bvadd64(2bv32, i) == len) && data == ~bvadd64(len, index)) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && head == 0bv32) && head == s) && 0bv32 == temp) && len == ~bvadd64(2bv32, index))) || ((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && i == 1bv32) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && len == 2bv32) && ~bvadd64(1bv32, unknown-#memory_int-unknown[#memory_$Pointer$[s][s]][~bvadd64(4bv32, #memory_$Pointer$[s][s])]) == ~bvmul32(2bv32, len)) && !(0bv1 == \valid[last])) && \result == 0bv32) && data == ~bvadd64(len, index)) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && head == 0bv32) && head == s) && 0bv32 == temp) && len == ~bvadd64(2bv32, index)) [2021-10-13 07:03:12,175 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head])))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && !(head == \result)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && !(temp == last)) && !(temp == head)) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && ~bvsgt32(len, 1bv32)) && head == 0bv32) && 0bv32 == temp) && !(last == \result) [2021-10-13 07:03:12,176 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((s == 0bv32 && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && !(#memory_$Pointer$[\result][\result] == \result)) && len == 2bv32) && (forall v_arrayElimCell_77 : bv32 :: s == v_arrayElimCell_77 || (((forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: #memory_$Pointer$[#memory_$Pointer$[head][head] := #memory_$Pointer$[#memory_$Pointer$[head][head]][~bvadd64(4bv32, v_arrayElimCell_77) := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s] == #memory_$Pointer$[head][head]) && s == head) && (!(head == #memory_$Pointer$[head][head]) || (head == ~bvadd64(4bv32, v_arrayElimCell_77) && (forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: #memory_$Pointer$[head][head] == #memory_$Pointer$[#memory_$Pointer$[head][head] := #memory_$Pointer$[#memory_$Pointer$[head][head]][head := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s])))))) && index == 1bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && ~bvadd64(i, 1bv32) == len) && head == 0bv32) && head == s) && 0bv32 == temp) && ~bvmul32(2bv32, len) == ~bvadd64(data, 1bv32)) || (((((((((((((((s == 0bv32 && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && !(#memory_$Pointer$[\result][\result] == \result)) && (forall v_arrayElimCell_77 : bv32 :: (((s == ~bvadd64(4bv32, v_arrayElimCell_77) && (forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: #memory_$Pointer$[s][s] == #memory_$Pointer$[#memory_$Pointer$[s][s] := #memory_$Pointer$[#memory_$Pointer$[s][s]][s := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s])) || !(#memory_$Pointer$[s][s] == s)) && (forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: #memory_$Pointer$[#memory_$Pointer$[s][s] := #memory_$Pointer$[#memory_$Pointer$[s][s]][~bvadd64(4bv32, v_arrayElimCell_77) := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s] == #memory_$Pointer$[s][s])) || s == v_arrayElimCell_77)) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && (forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: s == #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s] || ((forall v_DerPreprocessor_3 : bv32, v_DerPreprocessor_2 : bv32 :: #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_3]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_2][s] == head) && head == #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s]))) && ~bvadd64(i, 1bv32) == len) && head == 0bv32) && ~bvadd64(index, 1bv32) == i) && 0bv32 == temp) && ~bvmul32(2bv32, len) == ~bvadd64(data, 1bv32))) || ((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && !~bvsgt32(index, 0bv32)) && index == i) && !(0bv1 == \valid[last])) && \result == 0bv32) && data == ~bvadd64(len, index)) && head == 0bv32) && head == s) && (forall v_DerPreprocessor_2 : bv32, ULTIMATE.start_sll_circular_update_at_~data : bv32, v_DerPreprocessor_1 : bv32 :: ~bvadd64(unknown-#memory_int-unknown[s := unknown-#memory_int-unknown[s][~bvadd64(4bv32, s) := ULTIMATE.start_sll_circular_update_at_~data]][#memory_$Pointer$[s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s]][~bvadd64(#memory_$Pointer$[s][~bvadd64(4bv32, s) := v_DerPreprocessor_2][s], 4bv32)], 1bv32) == ~bvmul32(2bv32, len))) && 0bv32 == temp) && ~bvsgt32(~bvadd64(i, 1bv32), 0bv32)) && len == ~bvadd64(2bv32, index)) [2021-10-13 07:03:12,176 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((unknown-#memory_int-unknown[#memory_$Pointer$[s][s]][~bvadd64(4bv32, #memory_$Pointer$[s][s])] == ~bvadd64(len, i) && s == 0bv32) && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && index == 0bv32) && len == 2bv32) && ~bvadd64(1bv32, unknown-#memory_int-unknown[#memory_$Pointer$[s][s]][~bvadd64(4bv32, #memory_$Pointer$[s][s])]) == ~bvmul32(2bv32, len)) && !(0bv1 == \valid[last])) && \result == 0bv32) && data == ~bvadd64(len, index)) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && head == 0bv32) && unknown-#memory_int-unknown[head][~bvadd64(4bv32, head)] == expected) && head == s) && 0bv32 == temp) && len == ~bvadd64(2bv32, index)) || ((((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && unknown-#memory_int-unknown[#memory_$Pointer$[head][head]][~bvadd64(4bv32, #memory_$Pointer$[head][head])] == expected) && len == 2bv32) && ~bvadd64(1bv32, unknown-#memory_int-unknown[#memory_$Pointer$[s][s]][~bvadd64(4bv32, #memory_$Pointer$[s][s])]) == ~bvmul32(2bv32, len)) && !(0bv1 == \valid[last])) && \result == 0bv32) && data == ~bvadd64(len, index)) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && index == 1bv32) && ~bvadd64(i, 1bv32) == len) && head == 0bv32) && head == s) && 0bv32 == temp) && len == ~bvadd64(2bv32, index))) || (((((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && index == i) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && ~bvadd64(2bv32, i) == len) && data == ~bvadd64(len, index)) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && expected == 2bv32) && head == 0bv32) && head == 0bv32) && head == s) && 2bv32 == unknown-#memory_int-unknown[head][4bv32]) && 0bv32 == temp) && len == ~bvadd64(2bv32, index)) [2021-10-13 07:03:12,177 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && expected == \result) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && index == 0bv32) && len == 2bv32) && ~bvadd64(1bv32, unknown-#memory_int-unknown[#memory_$Pointer$[s][s]][~bvadd64(4bv32, #memory_$Pointer$[s][s])]) == ~bvmul32(2bv32, len)) && !(0bv1 == \valid[last])) && \result == 0bv32) && data == ~bvadd64(len, index)) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && ~bvadd64(i, 1bv32) == len) && head == 0bv32) && unknown-#memory_int-unknown[head][~bvadd64(4bv32, head)] == expected) && head == s) && 0bv32 == temp) && len == ~bvadd64(2bv32, index)) || ((((((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && index == i) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && ~bvadd64(2bv32, i) == len) && data == ~bvadd64(len, index)) && 2bv32 == \result) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && expected == 2bv32) && head == 0bv32) && head == 0bv32) && head == s) && 2bv32 == unknown-#memory_int-unknown[head][4bv32]) && 0bv32 == temp) && len == ~bvadd64(2bv32, index)) [2021-10-13 07:03:12,196 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 07:03:12,196 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 07:03:12,197 INFO L168 Benchmark]: Toolchain (without parser) took 432001.18 ms. Allocated memory was 71.3 MB in the beginning and 88.1 MB in the end (delta: 16.8 MB). Free memory was 54.6 MB in the beginning and 47.5 MB in the end (delta: 7.1 MB). Peak memory consumption was 51.2 MB. Max. memory is 16.1 GB. [2021-10-13 07:03:12,197 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 71.3 MB. Free memory was 52.6 MB in the beginning and 52.5 MB in the end (delta: 60.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:03:12,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 669.81 ms. Allocated memory is still 71.3 MB. Free memory was 54.4 MB in the beginning and 47.1 MB in the end (delta: 7.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:03:12,198 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.01 ms. Allocated memory is still 71.3 MB. Free memory was 47.0 MB in the beginning and 44.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:03:12,198 INFO L168 Benchmark]: Boogie Preprocessor took 43.30 ms. Allocated memory is still 71.3 MB. Free memory was 44.7 MB in the beginning and 42.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:03:12,199 INFO L168 Benchmark]: RCFGBuilder took 783.08 ms. Allocated memory is still 71.3 MB. Free memory was 42.7 MB in the beginning and 51.1 MB in the end (delta: -8.4 MB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. [2021-10-13 07:03:12,199 INFO L168 Benchmark]: TraceAbstraction took 430376.70 ms. Allocated memory was 71.3 MB in the beginning and 88.1 MB in the end (delta: 16.8 MB). Free memory was 50.5 MB in the beginning and 24.8 MB in the end (delta: 25.7 MB). Peak memory consumption was 47.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:03:12,200 INFO L168 Benchmark]: Witness Printer took 59.60 ms. Allocated memory is still 88.1 MB. Free memory was 24.8 MB in the beginning and 47.5 MB in the end (delta: -22.7 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:03:12,201 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 71.3 MB. Free memory was 52.6 MB in the beginning and 52.5 MB in the end (delta: 60.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 669.81 ms. Allocated memory is still 71.3 MB. Free memory was 54.4 MB in the beginning and 47.1 MB in the end (delta: 7.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 60.01 ms. Allocated memory is still 71.3 MB. Free memory was 47.0 MB in the beginning and 44.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 43.30 ms. Allocated memory is still 71.3 MB. Free memory was 44.7 MB in the beginning and 42.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 783.08 ms. Allocated memory is still 71.3 MB. Free memory was 42.7 MB in the beginning and 51.1 MB in the end (delta: -8.4 MB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 430376.70 ms. Allocated memory was 71.3 MB in the beginning and 88.1 MB in the end (delta: 16.8 MB). Free memory was 50.5 MB in the beginning and 24.8 MB in the end (delta: 25.7 MB). Peak memory consumption was 47.6 MB. Max. memory is 16.1 GB. * Witness Printer took 59.60 ms. Allocated memory is still 88.1 MB. Free memory was 24.8 MB in the beginning and 47.5 MB in the end (delta: -22.7 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_update_at_~data,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_update_at_~data,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_create_~last~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_create_~last~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_update_at_~data,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_update_at_~data,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 637]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 430142.0ms, OverallIterations: 12, TraceHistogramMax: 3, EmptinessCheckTime: 32.6ms, AutomataDifference: 240146.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 21741.2ms, InitialAbstractionConstructionTime: 12.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 268 SDtfs, 1904 SDslu, 1167 SDs, 0 SdLazy, 2018 SolverSat, 759 SolverUnsat, 12 SolverUnknown, 0 SolverNotchecked, 40272.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1647 GetRequests, 1319 SyntacticMatches, 10 SemanticMatches, 318 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 5929 ImplicationChecksByTransitivity, 288548.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=92occurred in iteration=9, InterpolantAutomatonStates: 155, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 205.3ms AutomataMinimizationTime, 12 MinimizatonAttempts, 191 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 14 LocationsWithAnnotation, 14 PreInvPairs, 32 NumberOfFragments, 2179 HoareAnnotationTreeSize, 14 FomulaSimplifications, 12044 FormulaSimplificationTreeSizeReduction, 513.6ms HoareSimplificationTime, 14 FomulaSimplificationsInter, 2836 FormulaSimplificationTreeSizeReductionInter, 21218.7ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 415.2ms SsaConstructionTime, 2641.3ms SatisfiabilityAnalysisTime, 150848.1ms InterpolantComputationTime, 789 NumberOfCodeBlocks, 741 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 1528 ConstructedInterpolants, 52 QuantifiedInterpolants, 12326 SizeOfPredicates, 276 NumberOfNonLiveVariables, 3074 ConjunctsInSsa, 384 ConjunctsInUnsatCore, 50 InterpolantComputations, 11 PerfectInterpolantSequences, 483/728 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 574]: Loop Invariant Derived loop invariant: (((((((((((!(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head])))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && !(head == \result)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && !(temp == last)) && !(temp == head)) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && ~bvsgt32(len, 1bv32)) && head == 0bv32) && 0bv32 == temp) && !(last == \result) - InvariantResult [Line: 629]: Loop Invariant [2021-10-13 07:03:12,231 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,232 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,233 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,233 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: (((((((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && index == 0bv32) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && data == ~bvadd64(len, index)) && 2bv32 == \result) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && expected == 2bv32) && head == 0bv32) && ~bvadd64(i, 1bv32) == 0bv32) && head == 0bv32) && head == s) && 2bv32 == unknown-#memory_int-unknown[head][4bv32]) && 0bv32 == temp) && len == ~bvadd64(2bv32, index)) || ((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && index == 0bv32) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && ~bvadd64(2bv32, i) == len) && data == ~bvadd64(len, index)) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && head == 0bv32) && head == s) && 0bv32 == temp) && len == ~bvadd64(2bv32, index))) || ((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && i == 1bv32) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && len == 2bv32) && ~bvadd64(1bv32, unknown-#memory_int-unknown[#memory_$Pointer$[s][s]][~bvadd64(4bv32, #memory_$Pointer$[s][s])]) == ~bvmul32(2bv32, len)) && !(0bv1 == \valid[last])) && \result == 0bv32) && data == ~bvadd64(len, index)) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && head == 0bv32) && head == s) && 0bv32 == temp) && len == ~bvadd64(2bv32, index)) - InvariantResult [Line: 614]: Loop Invariant [2021-10-13 07:03:12,234 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,235 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,235 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,235 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,235 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,235 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,235 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,237 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,237 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,237 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,237 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,238 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,238 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,238 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,238 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,239 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,239 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,239 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,239 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,240 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,240 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,240 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,240 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,241 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,241 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,241 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,241 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,242 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,242 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,242 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,242 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,243 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,243 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,243 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,243 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,244 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,244 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,244 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,244 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,244 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,245 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,245 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,245 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,245 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,245 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] [2021-10-13 07:03:12,246 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,246 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,246 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,246 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,247 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,247 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_update_at_~data,QUANTIFIED] [2021-10-13 07:03:12,247 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,247 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,247 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,248 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,250 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,250 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,250 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,251 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,251 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,251 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,251 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,252 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,252 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,252 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,252 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,253 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,253 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,253 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,253 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,254 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,254 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,254 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,254 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,255 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,255 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,255 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,255 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,256 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,256 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,256 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,256 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,256 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,257 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,257 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,257 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,257 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,258 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,258 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,258 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,258 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,259 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,259 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,259 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,259 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,259 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,260 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,260 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,260 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,260 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] [2021-10-13 07:03:12,261 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,261 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,261 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,261 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,261 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,262 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_update_at_~data,QUANTIFIED] [2021-10-13 07:03:12,262 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,262 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,262 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,262 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] Derived loop invariant: ((((((((((((((((s == 0bv32 && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && !(#memory_$Pointer$[\result][\result] == \result)) && len == 2bv32) && (forall v_arrayElimCell_77 : bv32 :: s == v_arrayElimCell_77 || (((forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: #memory_$Pointer$[#memory_$Pointer$[head][head] := #memory_$Pointer$[#memory_$Pointer$[head][head]][~bvadd64(4bv32, v_arrayElimCell_77) := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s] == #memory_$Pointer$[head][head]) && s == head) && (!(head == #memory_$Pointer$[head][head]) || (head == ~bvadd64(4bv32, v_arrayElimCell_77) && (forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: #memory_$Pointer$[head][head] == #memory_$Pointer$[#memory_$Pointer$[head][head] := #memory_$Pointer$[#memory_$Pointer$[head][head]][head := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s])))))) && index == 1bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && ~bvadd64(i, 1bv32) == len) && head == 0bv32) && head == s) && 0bv32 == temp) && ~bvmul32(2bv32, len) == ~bvadd64(data, 1bv32)) || (((((((((((((((s == 0bv32 && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && !(#memory_$Pointer$[\result][\result] == \result)) && (forall v_arrayElimCell_77 : bv32 :: (((s == ~bvadd64(4bv32, v_arrayElimCell_77) && (forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: #memory_$Pointer$[s][s] == #memory_$Pointer$[#memory_$Pointer$[s][s] := #memory_$Pointer$[#memory_$Pointer$[s][s]][s := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s])) || !(#memory_$Pointer$[s][s] == s)) && (forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: #memory_$Pointer$[#memory_$Pointer$[s][s] := #memory_$Pointer$[#memory_$Pointer$[s][s]][~bvadd64(4bv32, v_arrayElimCell_77) := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s] == #memory_$Pointer$[s][s])) || s == v_arrayElimCell_77)) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && (forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: s == #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s] || ((forall v_DerPreprocessor_3 : bv32, v_DerPreprocessor_2 : bv32 :: #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_3]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_2][s] == head) && head == #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s]))) && ~bvadd64(i, 1bv32) == len) && head == 0bv32) && ~bvadd64(index, 1bv32) == i) && 0bv32 == temp) && ~bvmul32(2bv32, len) == ~bvadd64(data, 1bv32))) || ((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && !~bvsgt32(index, 0bv32)) && index == i) && !(0bv1 == \valid[last])) && \result == 0bv32) && data == ~bvadd64(len, index)) && head == 0bv32) && head == s) && (forall v_DerPreprocessor_2 : bv32, ULTIMATE.start_sll_circular_update_at_~data : bv32, v_DerPreprocessor_1 : bv32 :: ~bvadd64(unknown-#memory_int-unknown[s := unknown-#memory_int-unknown[s][~bvadd64(4bv32, s) := ULTIMATE.start_sll_circular_update_at_~data]][#memory_$Pointer$[s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s]][~bvadd64(#memory_$Pointer$[s][~bvadd64(4bv32, s) := v_DerPreprocessor_2][s], 4bv32)], 1bv32) == ~bvmul32(2bv32, len))) && 0bv32 == temp) && ~bvsgt32(~bvadd64(i, 1bv32), 0bv32)) && len == ~bvadd64(2bv32, index)) - InvariantResult [Line: 583]: Loop Invariant [2021-10-13 07:03:12,265 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,265 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((!(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head])))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && !(#memory_$Pointer$[\result][\result] == \result)) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && head == 0bv32) && 0bv32 == temp - InvariantResult [Line: 607]: Loop Invariant [2021-10-13 07:03:12,266 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,266 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,266 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,267 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,267 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,267 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,267 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,268 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,269 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,269 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,270 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,270 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,270 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,271 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,271 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,271 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: (((((((((((((((((((unknown-#memory_int-unknown[#memory_$Pointer$[s][s]][~bvadd64(4bv32, #memory_$Pointer$[s][s])] == ~bvadd64(len, i) && s == 0bv32) && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && index == 0bv32) && len == 2bv32) && ~bvadd64(1bv32, unknown-#memory_int-unknown[#memory_$Pointer$[s][s]][~bvadd64(4bv32, #memory_$Pointer$[s][s])]) == ~bvmul32(2bv32, len)) && !(0bv1 == \valid[last])) && \result == 0bv32) && data == ~bvadd64(len, index)) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && head == 0bv32) && unknown-#memory_int-unknown[head][~bvadd64(4bv32, head)] == expected) && head == s) && 0bv32 == temp) && len == ~bvadd64(2bv32, index)) || ((((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && unknown-#memory_int-unknown[#memory_$Pointer$[head][head]][~bvadd64(4bv32, #memory_$Pointer$[head][head])] == expected) && len == 2bv32) && ~bvadd64(1bv32, unknown-#memory_int-unknown[#memory_$Pointer$[s][s]][~bvadd64(4bv32, #memory_$Pointer$[s][s])]) == ~bvmul32(2bv32, len)) && !(0bv1 == \valid[last])) && \result == 0bv32) && data == ~bvadd64(len, index)) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && index == 1bv32) && ~bvadd64(i, 1bv32) == len) && head == 0bv32) && head == s) && 0bv32 == temp) && len == ~bvadd64(2bv32, index))) || (((((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && index == i) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && ~bvadd64(2bv32, i) == len) && data == ~bvadd64(len, index)) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && expected == 2bv32) && head == 0bv32) && head == 0bv32) && head == s) && 2bv32 == unknown-#memory_int-unknown[head][4bv32]) && 0bv32 == temp) && len == ~bvadd64(2bv32, index)) - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant [2021-10-13 07:03:12,273 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,273 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,275 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,275 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: (((((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && expected == \result) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && index == 0bv32) && len == 2bv32) && ~bvadd64(1bv32, unknown-#memory_int-unknown[#memory_$Pointer$[s][s]][~bvadd64(4bv32, #memory_$Pointer$[s][s])]) == ~bvmul32(2bv32, len)) && !(0bv1 == \valid[last])) && \result == 0bv32) && data == ~bvadd64(len, index)) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && ~bvadd64(i, 1bv32) == len) && head == 0bv32) && unknown-#memory_int-unknown[head][~bvadd64(4bv32, head)] == expected) && head == s) && 0bv32 == temp) && len == ~bvadd64(2bv32, index)) || ((((((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && index == i) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && ~bvadd64(2bv32, i) == len) && data == ~bvadd64(len, index)) && 2bv32 == \result) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && expected == 2bv32) && head == 0bv32) && head == 0bv32) && head == s) && 2bv32 == unknown-#memory_int-unknown[head][4bv32]) && 0bv32 == temp) && len == ~bvadd64(2bv32, index)) - InvariantResult [Line: 586]: Loop Invariant [2021-10-13 07:03:12,276 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,276 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,277 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_create_~last~0.offset,QUANTIFIED] [2021-10-13 07:03:12,277 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,277 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,278 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_create_~last~0.offset,QUANTIFIED] Derived loop invariant: ((((((((head == last && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && len == 2bv32) && \result == 0bv32) && head == 0bv32) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(~bvneg32(~bvneg32(\valid[head])))), 1bv1)) && 0bv32 == temp) && 2bv32 == len) || ((((((((!(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head])))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && (forall ULTIMATE.start_sll_circular_create_~last~0.offset : bv32 :: !(#memory_$Pointer$[last := #memory_$Pointer$[last][ULTIMATE.start_sll_circular_create_~last~0.offset := head]][head][head] == head))) && head == 0bv32) && 0bv32 == temp) - InvariantResult [Line: 625]: Loop Invariant [2021-10-13 07:03:12,278 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,279 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,279 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,279 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,279 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,280 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,280 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] [2021-10-13 07:03:12,280 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,280 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,280 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,281 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] [2021-10-13 07:03:12,281 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,281 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,281 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,281 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,282 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,282 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,282 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,282 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] [2021-10-13 07:03:12,283 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,283 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,283 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,283 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,283 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,284 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_update_at_~data,QUANTIFIED] [2021-10-13 07:03:12,284 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,284 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,284 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,284 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,285 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,285 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,285 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,285 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,285 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,286 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,286 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,286 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,286 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,287 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,287 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,287 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,287 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,288 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,288 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,288 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,288 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,288 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,289 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,289 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,289 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,291 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,291 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,292 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,292 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,292 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,292 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,292 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] [2021-10-13 07:03:12,293 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,293 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,293 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,293 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] [2021-10-13 07:03:12,293 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,294 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,294 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,294 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,294 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,294 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,295 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,295 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_3,QUANTIFIED] [2021-10-13 07:03:12,295 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,295 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,296 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,296 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,296 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,296 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_sll_circular_update_at_~data,QUANTIFIED] [2021-10-13 07:03:12,296 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,297 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,297 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:03:12,297 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_2,QUANTIFIED] [2021-10-13 07:03:12,297 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,297 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,298 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,298 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,298 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,298 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,299 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,299 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,299 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,299 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,299 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,300 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,300 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,300 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_4,QUANTIFIED] [2021-10-13 07:03:12,300 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,301 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,301 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_1,QUANTIFIED] [2021-10-13 07:03:12,301 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,301 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_77,QUANTIFIED] [2021-10-13 07:03:12,301 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:03:12,302 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: ((((((((((((((((s == 0bv32 && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && index == i) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && ~bvadd64(2bv32, i) == len) && (forall v_DerPreprocessor_3 : bv32, v_DerPreprocessor_2 : bv32 :: ((forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: head == #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s]) && #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_3]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_2][s] == head) || s == #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_3]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_2][s])) && (forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: s == #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s] || ((forall v_DerPreprocessor_3 : bv32, v_DerPreprocessor_2 : bv32 :: #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_3]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_2][s] == head) && head == #memory_$Pointer$[head := #memory_$Pointer$[head][~bvadd64(4bv32, head) := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s]))) && head == 0bv32) && (forall v_DerPreprocessor_2 : bv32, ULTIMATE.start_sll_circular_update_at_~data : bv32, v_DerPreprocessor_1 : bv32 :: ~bvadd64(unknown-#memory_int-unknown[s := unknown-#memory_int-unknown[s][~bvadd64(4bv32, s) := ULTIMATE.start_sll_circular_update_at_~data]][#memory_$Pointer$[s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s]][~bvadd64(#memory_$Pointer$[s][~bvadd64(4bv32, s) := v_DerPreprocessor_2][s], 4bv32)], 1bv32) == ~bvmul32(2bv32, len))) && 0bv32 == temp) && ~bvmul32(2bv32, len) == ~bvadd64(data, 1bv32)) || ((((((((((((s == 0bv32 && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && !(#memory_$Pointer$[\result][\result] == \result)) && (forall v_arrayElimCell_77 : bv32 :: (((s == ~bvadd64(4bv32, v_arrayElimCell_77) && (forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: #memory_$Pointer$[s][s] == #memory_$Pointer$[#memory_$Pointer$[s][s] := #memory_$Pointer$[#memory_$Pointer$[s][s]][s := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s])) || !(#memory_$Pointer$[s][s] == s)) && (forall v_DerPreprocessor_4 : bv32, v_DerPreprocessor_1 : bv32 :: #memory_$Pointer$[#memory_$Pointer$[s][s] := #memory_$Pointer$[#memory_$Pointer$[s][s]][~bvadd64(4bv32, v_arrayElimCell_77) := v_DerPreprocessor_4]][s][~bvadd64(4bv32, s) := v_DerPreprocessor_1][s] == #memory_$Pointer$[s][s])) || s == v_arrayElimCell_77)) && len == 2bv32) && !(0bv1 == \valid[last])) && \result == 0bv32) && ~bvadd64(i, 1bv32) == len) && head == 0bv32) && 0bv32 == temp)) || ((((((((((((((((s == 0bv32 && s == head) && !(0bv1 == ~bvneg32(~bvneg32(~bvneg32(\valid[head]))))) && 0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1)) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && \result == 0bv32) && len == 2bv32) && ~bvadd64(1bv32, unknown-#memory_int-unknown[#memory_$Pointer$[s][s]][~bvadd64(4bv32, #memory_$Pointer$[s][s])]) == ~bvmul32(2bv32, len)) && !(0bv1 == \valid[last])) && \result == 0bv32) && data == ~bvadd64(len, index)) && ~bvadd64(2bv32, unknown-#memory_int-unknown[s][~bvadd64(4bv32, s)]) == ~bvmul32(2bv32, len)) && head == 0bv32) && ~bvadd64(i, 1bv32) == 0bv32) && head == s) && 0bv32 == temp) && len == ~bvadd64(2bv32, index)) - InvariantResult [Line: 574]: Loop Invariant Derived loop invariant: ((((0bv1 == ~bvadd64(~bvneg32(~bvneg32(\valid[\result])), 1bv1) && 0bv1 == ~bvadd64(1bv1, ~bvneg32(\valid[temp]))) && len == 2bv32) && \result == 0bv32) && 0bv32 == temp) && 2bv32 == len - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-10-13 07:03:12,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc91205e-a736-48b2-a6d2-59c47cdc724c/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...