./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG --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 64bit --witnessprinter.graph.data.programhash 52a5b40e07f9d2025e21e89532c54ecb2612af1d6384644534b1ef79f7198c6a .................................................................................................................................................................................................... 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_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG --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 64bit --witnessprinter.graph.data.programhash 52a5b40e07f9d2025e21e89532c54ecb2612af1d6384644534b1ef79f7198c6a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:41:59,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:41:59,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:41:59,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:41:59,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:41:59,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:41:59,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:41:59,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:41:59,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:41:59,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:41:59,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:41:59,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:41:59,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:41:59,360 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:41:59,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:41:59,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:41:59,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:41:59,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:41:59,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:41:59,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:41:59,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:41:59,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:41:59,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:41:59,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:41:59,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:41:59,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:41:59,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:41:59,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:41:59,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:41:59,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:41:59,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:41:59,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:41:59,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:41:59,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:41:59,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:41:59,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:41:59,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:41:59,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:41:59,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:41:59,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:41:59,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:41:59,413 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-29 05:41:59,464 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:41:59,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:41:59,466 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:41:59,466 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:41:59,467 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:41:59,467 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:41:59,467 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:41:59,467 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:41:59,468 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:41:59,468 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:41:59,469 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:41:59,469 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:41:59,470 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:41:59,470 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:41:59,470 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:41:59,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:41:59,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:41:59,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:41:59,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:41:59,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:41:59,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:41:59,472 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:41:59,472 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:41:59,473 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:41:59,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:41:59,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:41:59,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:41:59,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:41:59,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:41:59,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:41:59,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:41:59,474 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:41:59,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:41:59,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:41:59,475 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:41:59,476 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:41:59,476 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_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52a5b40e07f9d2025e21e89532c54ecb2612af1d6384644534b1ef79f7198c6a [2021-10-29 05:41:59,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:41:59,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:41:59,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:41:59,784 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:41:59,785 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:41:59,786 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i [2021-10-29 05:41:59,891 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/data/404a03a90/17b136d3070a489d8f94eda94e056fae/FLAG6d2e6d9a3 [2021-10-29 05:42:00,754 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:42:00,757 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i [2021-10-29 05:42:00,806 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/data/404a03a90/17b136d3070a489d8f94eda94e056fae/FLAG6d2e6d9a3 [2021-10-29 05:42:01,322 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/data/404a03a90/17b136d3070a489d8f94eda94e056fae [2021-10-29 05:42:01,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:42:01,325 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:42:01,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:42:01,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:42:01,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:42:01,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:42:01" (1/1) ... [2021-10-29 05:42:01,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fa21259 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:42:01, skipping insertion in model container [2021-10-29 05:42:01,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:42:01" (1/1) ... [2021-10-29 05:42:01,354 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:42:01,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:42:01,767 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_4c465382-af86-41ab-b741-e86c73525a05/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i[4500,4513] [2021-10-29 05:42:01,773 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_4c465382-af86-41ab-b741-e86c73525a05/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i[4560,4573] [2021-10-29 05:42:01,795 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-29 05:42:01,800 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-29 05:42:02,740 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:02,741 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:02,742 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:02,743 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:02,744 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:02,759 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:02,759 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:02,762 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:02,762 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:02,764 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:02,766 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:02,767 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:02,768 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:03,145 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-29 05:42:03,147 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-29 05:42:03,148 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-29 05:42:03,150 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-29 05:42:03,151 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-29 05:42:03,152 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-29 05:42:03,153 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-29 05:42:03,154 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-29 05:42:03,155 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-29 05:42:03,156 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-29 05:42:03,318 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-29 05:42:03,337 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: byte size smaller than 1 makes no sense at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$MemoryModel.getPreciseEnoughMemoryModelFor(CACSLPreferenceInitializer.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:1038) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:946) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1353) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:249) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:2915) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2775) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2085) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1103) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1436) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-29 05:42:03,343 INFO L168 Benchmark]: Toolchain (without parser) took 2015.87 ms. Allocated memory is still 119.5 MB. Free memory was 80.6 MB in the beginning and 66.0 MB in the end (delta: 14.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-29 05:42:03,344 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 90.2 MB. Free memory is still 44.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:42:03,345 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1999.31 ms. Allocated memory is still 119.5 MB. Free memory was 80.6 MB in the beginning and 66.0 MB in the end (delta: 14.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-29 05:42:03,347 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 90.2 MB. Free memory is still 44.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1999.31 ms. Allocated memory is still 119.5 MB. Free memory was 80.6 MB in the beginning and 66.0 MB in the end (delta: 14.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: byte size smaller than 1 makes no sense de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: byte size smaller than 1 makes no sense: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$MemoryModel.getPreciseEnoughMemoryModelFor(CACSLPreferenceInitializer.java:193) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:42:05,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:42:05,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:42:06,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:42:06,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:42:06,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:42:06,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:42:06,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:42:06,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:42:06,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:42:06,104 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:42:06,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:42:06,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:42:06,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:42:06,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:42:06,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:42:06,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:42:06,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:42:06,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:42:06,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:42:06,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:42:06,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:42:06,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:42:06,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:42:06,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:42:06,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:42:06,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:42:06,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:42:06,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:42:06,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:42:06,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:42:06,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:42:06,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:42:06,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:42:06,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:42:06,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:42:06,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:42:06,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:42:06,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:42:06,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:42:06,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:42:06,179 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-29 05:42:06,233 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:42:06,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:42:06,235 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:42:06,235 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:42:06,235 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:42:06,236 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:42:06,236 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:42:06,236 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:42:06,236 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:42:06,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:42:06,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:42:06,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:42:06,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:42:06,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:42:06,241 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:42:06,241 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:42:06,241 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:42:06,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:42:06,242 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:42:06,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:42:06,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:42:06,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:42:06,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:42:06,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:42:06,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:42:06,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:42:06,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:42:06,244 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:42:06,244 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:42:06,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:42:06,245 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:42:06,245 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:42:06,245 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_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52a5b40e07f9d2025e21e89532c54ecb2612af1d6384644534b1ef79f7198c6a [2021-10-29 05:42:06,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:42:06,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:42:06,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:42:06,725 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:42:06,726 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:42:06,727 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i [2021-10-29 05:42:06,813 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/data/1ecf1c101/cd3c04bf5a384145869144a727cc4f7e/FLAGacca58cf5 [2021-10-29 05:42:07,783 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:42:07,783 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i [2021-10-29 05:42:07,847 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/data/1ecf1c101/cd3c04bf5a384145869144a727cc4f7e/FLAGacca58cf5 [2021-10-29 05:42:08,251 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/data/1ecf1c101/cd3c04bf5a384145869144a727cc4f7e [2021-10-29 05:42:08,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:42:08,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:42:08,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:42:08,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:42:08,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:42:08,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:42:08" (1/1) ... [2021-10-29 05:42:08,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a015c8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:42:08, skipping insertion in model container [2021-10-29 05:42:08,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:42:08" (1/1) ... [2021-10-29 05:42:08,288 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:42:08,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:42:08,778 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_4c465382-af86-41ab-b741-e86c73525a05/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i[4500,4513] [2021-10-29 05:42:08,790 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_4c465382-af86-41ab-b741-e86c73525a05/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i[4560,4573] [2021-10-29 05:42:08,824 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-29 05:42:08,835 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-29 05:42:09,864 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:09,865 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:09,866 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:09,867 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:09,869 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:09,888 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:09,889 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:09,892 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:09,893 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:09,895 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:09,897 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:09,898 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:09,899 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:10,372 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-29 05:42:10,375 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-29 05:42:10,376 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-29 05:42:10,378 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-29 05:42:10,381 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-29 05:42:10,382 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-29 05:42:10,383 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-29 05:42:10,384 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-29 05:42:10,385 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-29 05:42:10,386 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-29 05:42:10,587 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-29 05:42:10,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:42:10,655 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:42:10,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:42:10,706 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_4c465382-af86-41ab-b741-e86c73525a05/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i[4500,4513] [2021-10-29 05:42:10,707 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_4c465382-af86-41ab-b741-e86c73525a05/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i[4560,4573] [2021-10-29 05:42:10,713 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-29 05:42:10,715 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-29 05:42:10,778 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:10,778 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:10,779 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:10,780 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:10,803 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:10,814 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:10,815 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:10,817 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:10,818 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:10,819 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:10,820 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:10,821 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:10,822 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:10,875 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-29 05:42:10,876 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-29 05:42:10,877 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-29 05:42:10,879 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-29 05:42:10,880 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-29 05:42:10,881 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-29 05:42:10,881 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-29 05:42:10,882 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-29 05:42:10,883 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-29 05:42:10,884 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-29 05:42:10,918 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-29 05:42:10,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:42:10,951 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:42:10,968 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_4c465382-af86-41ab-b741-e86c73525a05/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i[4500,4513] [2021-10-29 05:42:10,968 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_4c465382-af86-41ab-b741-e86c73525a05/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i[4560,4573] [2021-10-29 05:42:10,971 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-29 05:42:10,971 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-29 05:42:11,017 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:11,017 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:11,018 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:11,018 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:11,019 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:11,029 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:11,030 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:11,031 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:11,031 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:11,033 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:11,033 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:11,034 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:11,034 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-29 05:42:11,108 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-29 05:42:11,109 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-29 05:42:11,109 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-29 05:42:11,110 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-29 05:42:11,111 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-29 05:42:11,112 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-29 05:42:11,113 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-29 05:42:11,114 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-29 05:42:11,115 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-29 05:42:11,115 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-29 05:42:11,168 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-29 05:42:11,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:42:11,573 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:42:11,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:42:11 WrapperNode [2021-10-29 05:42:11,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:42:11,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:42:11,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:42:11,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:42:11,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:42:11" (1/1) ... [2021-10-29 05:42:11,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:42:11" (1/1) ... [2021-10-29 05:42:11,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:42:11,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:42:11,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:42:11,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:42:11,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:42:11" (1/1) ... [2021-10-29 05:42:11,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:42:11" (1/1) ... [2021-10-29 05:42:11,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:42:11" (1/1) ... [2021-10-29 05:42:11,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:42:11" (1/1) ... [2021-10-29 05:42:11,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:42:11" (1/1) ... [2021-10-29 05:42:11,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:42:11" (1/1) ... [2021-10-29 05:42:11,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:42:11" (1/1) ... [2021-10-29 05:42:11,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:42:11,992 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:42:11,992 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:42:11,992 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:42:11,993 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:42:11" (1/1) ... [2021-10-29 05:42:12,001 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:42:12,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:42:12,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:42:12,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:42:12,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 05:42:12,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:42:12,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 05:42:12,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 05:42:12,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:42:12,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:42:12,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:42:12,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 05:42:12,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-29 05:42:13,489 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:42:13,489 INFO L299 CfgBuilder]: Removed 80 assume(true) statements. [2021-10-29 05:42:13,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:42:13 BoogieIcfgContainer [2021-10-29 05:42:13,492 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:42:13,494 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:42:13,495 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:42:13,514 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:42:13,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:42:08" (1/3) ... [2021-10-29 05:42:13,516 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4439ff0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:42:13, skipping insertion in model container [2021-10-29 05:42:13,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:42:11" (2/3) ... [2021-10-29 05:42:13,516 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4439ff0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:42:13, skipping insertion in model container [2021-10-29 05:42:13,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:42:13" (3/3) ... [2021-10-29 05:42:13,518 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_linked_list_push_front_harness.i [2021-10-29 05:42:13,525 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:42:13,535 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2021-10-29 05:42:13,612 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:42:13,619 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, mAutomataTypeConcurrency=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 [2021-10-29 05:42:13,620 INFO L340 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2021-10-29 05:42:13,671 INFO L276 IsEmpty]: Start isEmpty. Operand has 157 states, 145 states have (on average 1.5310344827586206) internal successors, (222), 156 states have internal predecessors, (222), 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) [2021-10-29 05:42:13,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 05:42:13,680 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:42:13,681 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:42:13,682 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2021-10-29 05:42:13,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:42:13,701 INFO L85 PathProgramCache]: Analyzing trace with hash -1015878758, now seen corresponding path program 1 times [2021-10-29 05:42:13,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:42:13,736 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1995755093] [2021-10-29 05:42:13,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:42:13,738 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:42:13,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:42:13,756 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:42:13,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:42:14,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:42:14,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 05:42:14,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:42:14,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:42:14,256 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:42:14,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:42:14,396 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:42:14,397 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1995755093] [2021-10-29 05:42:14,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1995755093] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:42:14,398 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:42:14,398 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:42:14,400 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843009961] [2021-10-29 05:42:14,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:42:14,408 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:42:14,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:42:14,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:42:14,431 INFO L87 Difference]: Start difference. First operand has 157 states, 145 states have (on average 1.5310344827586206) internal successors, (222), 156 states have internal predecessors, (222), 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 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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) [2021-10-29 05:42:14,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:42:14,492 INFO L93 Difference]: Finished difference Result 310 states and 439 transitions. [2021-10-29 05:42:14,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:42:14,494 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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 37 [2021-10-29 05:42:14,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:42:14,508 INFO L225 Difference]: With dead ends: 310 [2021-10-29 05:42:14,509 INFO L226 Difference]: Without dead ends: 152 [2021-10-29 05:42:14,513 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:42:14,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2021-10-29 05:42:14,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2021-10-29 05:42:14,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 141 states have (on average 1.3971631205673758) internal successors, (197), 151 states have internal predecessors, (197), 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) [2021-10-29 05:42:14,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 197 transitions. [2021-10-29 05:42:14,574 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 197 transitions. Word has length 37 [2021-10-29 05:42:14,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:42:14,574 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 197 transitions. [2021-10-29 05:42:14,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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) [2021-10-29 05:42:14,575 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 197 transitions. [2021-10-29 05:42:14,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 05:42:14,577 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:42:14,577 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:42:14,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 05:42:14,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:42:14,794 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2021-10-29 05:42:14,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:42:14,796 INFO L85 PathProgramCache]: Analyzing trace with hash 422083482, now seen corresponding path program 1 times [2021-10-29 05:42:14,797 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:42:14,797 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1568502797] [2021-10-29 05:42:14,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:42:14,798 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:42:14,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:42:14,799 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:42:14,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:42:15,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:42:15,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:42:15,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:42:15,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:42:15,264 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:42:15,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:42:15,408 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:42:15,411 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1568502797] [2021-10-29 05:42:15,414 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1568502797] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:42:15,414 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:42:15,415 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-29 05:42:15,415 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957767569] [2021-10-29 05:42:15,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:42:15,417 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:42:15,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:42:15,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:42:15,422 INFO L87 Difference]: Start difference. First operand 152 states and 197 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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) [2021-10-29 05:42:15,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:42:15,538 INFO L93 Difference]: Finished difference Result 294 states and 382 transitions. [2021-10-29 05:42:15,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:42:15,539 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 37 [2021-10-29 05:42:15,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:42:15,545 INFO L225 Difference]: With dead ends: 294 [2021-10-29 05:42:15,545 INFO L226 Difference]: Without dead ends: 152 [2021-10-29 05:42:15,549 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:42:15,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2021-10-29 05:42:15,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2021-10-29 05:42:15,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 141 states have (on average 1.3829787234042554) internal successors, (195), 151 states have internal predecessors, (195), 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) [2021-10-29 05:42:15,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 195 transitions. [2021-10-29 05:42:15,572 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 195 transitions. Word has length 37 [2021-10-29 05:42:15,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:42:15,575 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 195 transitions. [2021-10-29 05:42:15,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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) [2021-10-29 05:42:15,576 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 195 transitions. [2021-10-29 05:42:15,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 05:42:15,579 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:42:15,579 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:42:15,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:42:15,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:42:15,793 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2021-10-29 05:42:15,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:42:15,794 INFO L85 PathProgramCache]: Analyzing trace with hash -964119912, now seen corresponding path program 1 times [2021-10-29 05:42:15,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:42:15,795 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2106367634] [2021-10-29 05:42:15,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:42:15,795 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:42:15,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:42:15,797 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:42:15,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:42:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:42:16,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:42:16,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:42:16,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:42:16,202 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:42:16,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:42:16,308 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:42:16,308 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2106367634] [2021-10-29 05:42:16,309 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2106367634] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:42:16,309 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:42:16,309 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-29 05:42:16,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502218673] [2021-10-29 05:42:16,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:42:16,310 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:42:16,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:42:16,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:42:16,312 INFO L87 Difference]: Start difference. First operand 152 states and 195 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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) [2021-10-29 05:42:16,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:42:16,420 INFO L93 Difference]: Finished difference Result 316 states and 394 transitions. [2021-10-29 05:42:16,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:42:16,421 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 37 [2021-10-29 05:42:16,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:42:16,423 INFO L225 Difference]: With dead ends: 316 [2021-10-29 05:42:16,423 INFO L226 Difference]: Without dead ends: 192 [2021-10-29 05:42:16,424 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:42:16,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2021-10-29 05:42:16,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 152. [2021-10-29 05:42:16,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 141 states have (on average 1.375886524822695) internal successors, (194), 151 states have internal predecessors, (194), 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) [2021-10-29 05:42:16,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 194 transitions. [2021-10-29 05:42:16,435 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 194 transitions. Word has length 37 [2021-10-29 05:42:16,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:42:16,435 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 194 transitions. [2021-10-29 05:42:16,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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) [2021-10-29 05:42:16,436 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 194 transitions. [2021-10-29 05:42:16,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 05:42:16,437 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:42:16,437 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:42:16,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:42:16,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:42:16,656 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2021-10-29 05:42:16,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:42:16,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1303112067, now seen corresponding path program 1 times [2021-10-29 05:42:16,658 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:42:16,658 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [680977782] [2021-10-29 05:42:16,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:42:16,658 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:42:16,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:42:16,659 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:42:16,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 05:42:16,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:42:16,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 05:42:16,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:42:17,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:42:17,116 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:42:17,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:42:17,231 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:42:17,231 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [680977782] [2021-10-29 05:42:17,232 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [680977782] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:42:17,232 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:42:17,232 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:42:17,233 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107855253] [2021-10-29 05:42:17,234 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:42:17,235 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:42:17,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:42:17,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:42:17,236 INFO L87 Difference]: Start difference. First operand 152 states and 194 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 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) [2021-10-29 05:42:17,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:42:17,371 INFO L93 Difference]: Finished difference Result 367 states and 451 transitions. [2021-10-29 05:42:17,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 05:42:17,372 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 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 39 [2021-10-29 05:42:17,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:42:17,375 INFO L225 Difference]: With dead ends: 367 [2021-10-29 05:42:17,375 INFO L226 Difference]: Without dead ends: 242 [2021-10-29 05:42:17,377 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 05:42:17,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2021-10-29 05:42:17,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 152. [2021-10-29 05:42:17,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 141 states have (on average 1.3617021276595744) internal successors, (192), 151 states have internal predecessors, (192), 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) [2021-10-29 05:42:17,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 192 transitions. [2021-10-29 05:42:17,411 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 192 transitions. Word has length 39 [2021-10-29 05:42:17,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:42:17,411 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 192 transitions. [2021-10-29 05:42:17,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 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) [2021-10-29 05:42:17,412 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 192 transitions. [2021-10-29 05:42:17,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 05:42:17,415 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:42:17,416 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:42:17,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 05:42:17,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:42:17,633 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2021-10-29 05:42:17,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:42:17,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1958868289, now seen corresponding path program 1 times [2021-10-29 05:42:17,635 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:42:17,635 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2105792904] [2021-10-29 05:42:17,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:42:17,636 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:42:17,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:42:17,640 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:42:17,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 05:42:17,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:42:18,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 05:42:18,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:42:18,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:42:18,164 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:42:18,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:42:18,319 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:42:18,319 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2105792904] [2021-10-29 05:42:18,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2105792904] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:42:18,319 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:42:18,319 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:42:18,320 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050533106] [2021-10-29 05:42:18,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:42:18,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:42:18,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:42:18,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:42:18,321 INFO L87 Difference]: Start difference. First operand 152 states and 192 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:42:18,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:42:18,381 INFO L93 Difference]: Finished difference Result 152 states and 192 transitions. [2021-10-29 05:42:18,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:42:18,382 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 41 [2021-10-29 05:42:18,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:42:18,382 INFO L225 Difference]: With dead ends: 152 [2021-10-29 05:42:18,382 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 05:42:18,383 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 05:42:18,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 05:42:18,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 05:42:18,384 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) [2021-10-29 05:42:18,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 05:42:18,384 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2021-10-29 05:42:18,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:42:18,384 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 05:42:18,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:42:18,385 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 05:42:18,385 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 05:42:18,388 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:42:18,388 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:42:18,389 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:42:18,389 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:42:18,389 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:42:18,390 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:42:18,390 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:42:18,390 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:42:18,390 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:42:18,391 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:42:18,391 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:42:18,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 05:42:18,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:42:18,608 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 05:42:18,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,708 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,711 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:42:18,756 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,756 INFO L857 garLoopResultBuilder]: For program point L4694(line 4694) no Hoare annotation was computed. [2021-10-29 05:42:18,756 INFO L857 garLoopResultBuilder]: For program point L4694-3(lines 4694 4695) no Hoare annotation was computed. [2021-10-29 05:42:18,756 INFO L857 garLoopResultBuilder]: For program point L4694-2(line 4694) no Hoare annotation was computed. [2021-10-29 05:42:18,757 INFO L857 garLoopResultBuilder]: For program point L4694-8(lines 4694 4696) no Hoare annotation was computed. [2021-10-29 05:42:18,757 INFO L857 garLoopResultBuilder]: For program point L4694-5(lines 4694 4695) no Hoare annotation was computed. [2021-10-29 05:42:18,757 INFO L857 garLoopResultBuilder]: For program point L4694-6(lines 4694 4696) no Hoare annotation was computed. [2021-10-29 05:42:18,757 INFO L857 garLoopResultBuilder]: For program point L4694-11(lines 4694 4704) no Hoare annotation was computed. [2021-10-29 05:42:18,757 INFO L857 garLoopResultBuilder]: For program point L4694-12(line 4694) no Hoare annotation was computed. [2021-10-29 05:42:18,758 INFO L857 garLoopResultBuilder]: For program point L4694-9(lines 4694 4697) no Hoare annotation was computed. [2021-10-29 05:42:18,758 INFO L857 garLoopResultBuilder]: For program point L4694-15(lines 4694 4695) no Hoare annotation was computed. [2021-10-29 05:42:18,758 INFO L857 garLoopResultBuilder]: For program point L4694-14(line 4694) no Hoare annotation was computed. [2021-10-29 05:42:18,758 INFO L857 garLoopResultBuilder]: For program point L4694-20(lines 4694 4696) no Hoare annotation was computed. [2021-10-29 05:42:18,758 INFO L857 garLoopResultBuilder]: For program point L4694-17(lines 4694 4695) no Hoare annotation was computed. [2021-10-29 05:42:18,759 INFO L857 garLoopResultBuilder]: For program point L4694-18(lines 4694 4696) no Hoare annotation was computed. [2021-10-29 05:42:18,759 INFO L857 garLoopResultBuilder]: For program point L4694-23(lines 4694 4704) no Hoare annotation was computed. [2021-10-29 05:42:18,759 INFO L857 garLoopResultBuilder]: For program point L4694-24(line 4694) no Hoare annotation was computed. [2021-10-29 05:42:18,759 INFO L857 garLoopResultBuilder]: For program point L4694-21(lines 4694 4697) no Hoare annotation was computed. [2021-10-29 05:42:18,759 INFO L857 garLoopResultBuilder]: For program point L4694-27(lines 4694 4695) no Hoare annotation was computed. [2021-10-29 05:42:18,760 INFO L857 garLoopResultBuilder]: For program point L4694-26(line 4694) no Hoare annotation was computed. [2021-10-29 05:42:18,760 INFO L857 garLoopResultBuilder]: For program point L4694-32(lines 4694 4696) no Hoare annotation was computed. [2021-10-29 05:42:18,760 INFO L857 garLoopResultBuilder]: For program point L4694-29(lines 4694 4695) no Hoare annotation was computed. [2021-10-29 05:42:18,760 INFO L857 garLoopResultBuilder]: For program point L4694-30(lines 4694 4696) no Hoare annotation was computed. [2021-10-29 05:42:18,760 INFO L857 garLoopResultBuilder]: For program point L4694-35(lines 4694 4704) no Hoare annotation was computed. [2021-10-29 05:42:18,761 INFO L857 garLoopResultBuilder]: For program point L4694-33(lines 4694 4697) no Hoare annotation was computed. [2021-10-29 05:42:18,761 INFO L857 garLoopResultBuilder]: For program point L4729-2(line 4729) no Hoare annotation was computed. [2021-10-29 05:42:18,761 INFO L857 garLoopResultBuilder]: For program point L4729-3(line 4729) no Hoare annotation was computed. [2021-10-29 05:42:18,761 INFO L857 garLoopResultBuilder]: For program point L4729(line 4729) no Hoare annotation was computed. [2021-10-29 05:42:18,762 INFO L853 garLoopResultBuilder]: At program point L4729-6(lines 4726 4730) the Hoare annotation is: false [2021-10-29 05:42:18,762 INFO L857 garLoopResultBuilder]: For program point L4729-7(line 4729) no Hoare annotation was computed. [2021-10-29 05:42:18,762 INFO L857 garLoopResultBuilder]: For program point L4729-5(line 4729) no Hoare annotation was computed. [2021-10-29 05:42:18,762 INFO L857 garLoopResultBuilder]: For program point L4729-10(line 4729) no Hoare annotation was computed. [2021-10-29 05:42:18,762 INFO L857 garLoopResultBuilder]: For program point L4729-9(line 4729) no Hoare annotation was computed. [2021-10-29 05:42:18,763 INFO L857 garLoopResultBuilder]: For program point L4729-14(line 4729) no Hoare annotation was computed. [2021-10-29 05:42:18,763 INFO L857 garLoopResultBuilder]: For program point L4729-12(line 4729) no Hoare annotation was computed. [2021-10-29 05:42:18,763 INFO L853 garLoopResultBuilder]: At program point L4729-13(lines 4726 4730) the Hoare annotation is: false [2021-10-29 05:42:18,763 INFO L857 garLoopResultBuilder]: For program point L4729-19(line 4729) no Hoare annotation was computed. [2021-10-29 05:42:18,763 INFO L857 garLoopResultBuilder]: For program point L4729-16(line 4729) no Hoare annotation was computed. [2021-10-29 05:42:18,764 INFO L857 garLoopResultBuilder]: For program point L4729-17(line 4729) no Hoare annotation was computed. [2021-10-29 05:42:18,764 INFO L857 garLoopResultBuilder]: For program point L4729-23(line 4729) no Hoare annotation was computed. [2021-10-29 05:42:18,764 INFO L853 garLoopResultBuilder]: At program point L4729-20(lines 4726 4730) the Hoare annotation is: false [2021-10-29 05:42:18,764 INFO L857 garLoopResultBuilder]: For program point L4729-21(line 4729) no Hoare annotation was computed. [2021-10-29 05:42:18,764 INFO L857 garLoopResultBuilder]: For program point L4729-26(line 4729) no Hoare annotation was computed. [2021-10-29 05:42:18,765 INFO L853 garLoopResultBuilder]: At program point L4729-27(lines 4726 4730) the Hoare annotation is: false [2021-10-29 05:42:18,765 INFO L857 garLoopResultBuilder]: For program point L4729-24(line 4729) no Hoare annotation was computed. [2021-10-29 05:42:18,765 INFO L853 garLoopResultBuilder]: At program point L4764-1(lines 4731 4765) the Hoare annotation is: false [2021-10-29 05:42:18,765 INFO L853 garLoopResultBuilder]: At program point L4764-2(lines 4731 4765) the Hoare annotation is: false [2021-10-29 05:42:18,765 INFO L853 garLoopResultBuilder]: At program point L4764(lines 4731 4765) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_aws_linked_list_is_valid_deep_#res|) (not (= (_ bv0 64) |ULTIMATE.start_aws_linked_list_push_front_harness_~#list~0.base|))) [2021-10-29 05:42:18,766 INFO L857 garLoopResultBuilder]: For program point L7374(lines 7374 7391) no Hoare annotation was computed. [2021-10-29 05:42:18,766 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,766 INFO L857 garLoopResultBuilder]: For program point L4734(lines 4734 4738) no Hoare annotation was computed. [2021-10-29 05:42:18,766 INFO L857 garLoopResultBuilder]: For program point L4734-1(lines 4734 4738) no Hoare annotation was computed. [2021-10-29 05:42:18,767 INFO L857 garLoopResultBuilder]: For program point L4734-2(lines 4734 4738) no Hoare annotation was computed. [2021-10-29 05:42:18,767 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,767 INFO L857 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2021-10-29 05:42:18,767 INFO L857 garLoopResultBuilder]: For program point L210-1(lines 210 212) no Hoare annotation was computed. [2021-10-29 05:42:18,767 INFO L857 garLoopResultBuilder]: For program point L210-2(lines 210 212) no Hoare annotation was computed. [2021-10-29 05:42:18,768 INFO L857 garLoopResultBuilder]: For program point L210-3(lines 210 212) no Hoare annotation was computed. [2021-10-29 05:42:18,768 INFO L857 garLoopResultBuilder]: For program point L210-4(lines 210 212) no Hoare annotation was computed. [2021-10-29 05:42:18,768 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,768 INFO L857 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-10-29 05:42:18,768 INFO L857 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-10-29 05:42:18,769 INFO L857 garLoopResultBuilder]: For program point L211-4(line 211) no Hoare annotation was computed. [2021-10-29 05:42:18,769 INFO L857 garLoopResultBuilder]: For program point L211-6(line 211) no Hoare annotation was computed. [2021-10-29 05:42:18,769 INFO L857 garLoopResultBuilder]: For program point L211-8(line 211) no Hoare annotation was computed. [2021-10-29 05:42:18,769 INFO L853 garLoopResultBuilder]: At program point L4705-2(lines 4691 4708) the Hoare annotation is: false [2021-10-29 05:42:18,769 INFO L853 garLoopResultBuilder]: At program point L4705(lines 4691 4708) the Hoare annotation is: (and (= |ULTIMATE.start_aws_linked_list_is_valid_#res| (_ bv0 8)) (not (= (_ bv0 64) |ULTIMATE.start_aws_linked_list_push_front_harness_~#list~0.base|))) [2021-10-29 05:42:18,770 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,770 INFO L853 garLoopResultBuilder]: At program point L4705-1(lines 4691 4708) the Hoare annotation is: false [2021-10-29 05:42:18,770 INFO L857 garLoopResultBuilder]: For program point L6754(lines 6754 6778) no Hoare annotation was computed. [2021-10-29 05:42:18,770 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 05:42:18,770 INFO L857 garLoopResultBuilder]: For program point L4909(lines 4909 4924) no Hoare annotation was computed. [2021-10-29 05:42:18,771 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,771 INFO L857 garLoopResultBuilder]: For program point L222(lines 222 224) no Hoare annotation was computed. [2021-10-29 05:42:18,771 INFO L857 garLoopResultBuilder]: For program point L222-1(lines 222 224) no Hoare annotation was computed. [2021-10-29 05:42:18,771 INFO L857 garLoopResultBuilder]: For program point L222-2(lines 222 224) no Hoare annotation was computed. [2021-10-29 05:42:18,772 INFO L857 garLoopResultBuilder]: For program point L222-3(lines 222 224) no Hoare annotation was computed. [2021-10-29 05:42:18,772 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,772 INFO L857 garLoopResultBuilder]: For program point L222-4(lines 222 224) no Hoare annotation was computed. [2021-10-29 05:42:18,772 INFO L857 garLoopResultBuilder]: For program point L222-5(lines 222 224) no Hoare annotation was computed. [2021-10-29 05:42:18,772 INFO L857 garLoopResultBuilder]: For program point L222-6(lines 222 224) no Hoare annotation was computed. [2021-10-29 05:42:18,773 INFO L857 garLoopResultBuilder]: For program point L222-7(lines 222 224) no Hoare annotation was computed. [2021-10-29 05:42:18,773 INFO L857 garLoopResultBuilder]: For program point L222-8(lines 222 224) no Hoare annotation was computed. [2021-10-29 05:42:18,773 INFO L857 garLoopResultBuilder]: For program point L222-9(lines 222 224) no Hoare annotation was computed. [2021-10-29 05:42:18,773 INFO L857 garLoopResultBuilder]: For program point L222-10(lines 222 224) no Hoare annotation was computed. [2021-10-29 05:42:18,773 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 05:42:18,774 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,774 INFO L857 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,774 INFO L857 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,774 INFO L857 garLoopResultBuilder]: For program point L223-3(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,774 INFO L857 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,775 INFO L857 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,775 INFO L857 garLoopResultBuilder]: For program point L223-7(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,775 INFO L857 garLoopResultBuilder]: For program point L223-9(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,775 INFO L857 garLoopResultBuilder]: For program point L223-10(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,775 INFO L857 garLoopResultBuilder]: For program point L223-12(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,775 INFO L857 garLoopResultBuilder]: For program point L223-13(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,776 INFO L857 garLoopResultBuilder]: For program point L223-15(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,776 INFO L857 garLoopResultBuilder]: For program point L223-16(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,776 INFO L857 garLoopResultBuilder]: For program point L223-18(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,776 INFO L857 garLoopResultBuilder]: For program point L223-19(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,776 INFO L857 garLoopResultBuilder]: For program point L223-21(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,777 INFO L857 garLoopResultBuilder]: For program point L223-22(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,777 INFO L857 garLoopResultBuilder]: For program point L223-24(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,777 INFO L857 garLoopResultBuilder]: For program point L223-25(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,777 INFO L857 garLoopResultBuilder]: For program point L223-27(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,777 INFO L857 garLoopResultBuilder]: For program point L223-28(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,778 INFO L857 garLoopResultBuilder]: For program point L223-30(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,778 INFO L857 garLoopResultBuilder]: For program point L223-31(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,778 INFO L860 garLoopResultBuilder]: At program point L7392(line 7392) the Hoare annotation is: true [2021-10-29 05:42:18,778 INFO L857 garLoopResultBuilder]: For program point L4750-3(lines 4750 4763) no Hoare annotation was computed. [2021-10-29 05:42:18,778 INFO L853 garLoopResultBuilder]: At program point L4750-2(lines 4750 4763) the Hoare annotation is: false [2021-10-29 05:42:18,779 INFO L857 garLoopResultBuilder]: For program point L4750-7(lines 4750 4763) no Hoare annotation was computed. [2021-10-29 05:42:18,779 INFO L853 garLoopResultBuilder]: At program point L4750-6(lines 4750 4763) the Hoare annotation is: false [2021-10-29 05:42:18,779 INFO L857 garLoopResultBuilder]: For program point L4750-11(lines 4750 4763) no Hoare annotation was computed. [2021-10-29 05:42:18,779 INFO L853 garLoopResultBuilder]: At program point L4750-10(lines 4750 4763) the Hoare annotation is: false [2021-10-29 05:42:18,780 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,780 INFO L857 garLoopResultBuilder]: For program point L4751(lines 4751 4761) no Hoare annotation was computed. [2021-10-29 05:42:18,780 INFO L857 garLoopResultBuilder]: For program point L4718(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,780 INFO L857 garLoopResultBuilder]: For program point L4751-1(lines 4751 4761) no Hoare annotation was computed. [2021-10-29 05:42:18,780 INFO L857 garLoopResultBuilder]: For program point L4718-3(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,780 INFO L857 garLoopResultBuilder]: For program point L4751-2(lines 4751 4761) no Hoare annotation was computed. [2021-10-29 05:42:18,781 INFO L857 garLoopResultBuilder]: For program point L4718-2(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,781 INFO L857 garLoopResultBuilder]: For program point L4718-7(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,781 INFO L857 garLoopResultBuilder]: For program point L4718-5(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,781 INFO L853 garLoopResultBuilder]: At program point L4718-6(lines 4715 4719) the Hoare annotation is: false [2021-10-29 05:42:18,782 INFO L857 garLoopResultBuilder]: For program point L4718-12(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,782 INFO L857 garLoopResultBuilder]: For program point L4718-9(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,782 INFO L857 garLoopResultBuilder]: For program point L4718-10(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,782 INFO L857 garLoopResultBuilder]: For program point L4718-16(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,782 INFO L853 garLoopResultBuilder]: At program point L4718-13(lines 4715 4719) the Hoare annotation is: false [2021-10-29 05:42:18,783 INFO L857 garLoopResultBuilder]: For program point L4718-14(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,783 INFO L857 garLoopResultBuilder]: For program point L4718-19(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,783 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 05:42:18,783 INFO L853 garLoopResultBuilder]: At program point L4718-20(lines 4715 4719) the Hoare annotation is: false [2021-10-29 05:42:18,783 INFO L857 garLoopResultBuilder]: For program point L4718-17(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,784 INFO L857 garLoopResultBuilder]: For program point L4718-23(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,784 INFO L857 garLoopResultBuilder]: For program point L4718-24(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,784 INFO L857 garLoopResultBuilder]: For program point L4718-21(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,784 INFO L853 garLoopResultBuilder]: At program point L4718-27(lines 4715 4719) the Hoare annotation is: false [2021-10-29 05:42:18,784 INFO L857 garLoopResultBuilder]: For program point L4718-28(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,784 INFO L857 garLoopResultBuilder]: For program point L4718-26(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,785 INFO L857 garLoopResultBuilder]: For program point L4718-31(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,785 INFO L857 garLoopResultBuilder]: For program point L4718-30(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,785 INFO L857 garLoopResultBuilder]: For program point L6767-4(lines 6767 6774) no Hoare annotation was computed. [2021-10-29 05:42:18,785 INFO L853 garLoopResultBuilder]: At program point L6767-3(lines 6767 6774) the Hoare annotation is: (not (= (_ bv0 64) |ULTIMATE.start_aws_linked_list_push_front_harness_~#list~0.base|)) [2021-10-29 05:42:18,785 INFO L857 garLoopResultBuilder]: For program point L4718-33(line 4718) no Hoare annotation was computed. [2021-10-29 05:42:18,786 INFO L857 garLoopResultBuilder]: For program point L6767-2(lines 6767 6774) no Hoare annotation was computed. [2021-10-29 05:42:18,786 INFO L853 garLoopResultBuilder]: At program point L4718-34(lines 4715 4719) the Hoare annotation is: false [2021-10-29 05:42:18,786 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 05:42:18,786 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,786 INFO L857 garLoopResultBuilder]: For program point L4756-1(lines 4756 4761) no Hoare annotation was computed. [2021-10-29 05:42:18,787 INFO L857 garLoopResultBuilder]: For program point L4756-2(lines 4756 4761) no Hoare annotation was computed. [2021-10-29 05:42:18,787 INFO L857 garLoopResultBuilder]: For program point L4756(lines 4756 4761) no Hoare annotation was computed. [2021-10-29 05:42:18,787 INFO L857 garLoopResultBuilder]: For program point L4989(lines 4989 4997) no Hoare annotation was computed. [2021-10-29 05:42:18,787 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-29 05:42:18,787 INFO L853 garLoopResultBuilder]: At program point L266(line 266) the Hoare annotation is: (not (= (_ bv0 64) |ULTIMATE.start_aws_linked_list_push_front_harness_~#list~0.base|)) [2021-10-29 05:42:18,791 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-10-29 05:42:18,793 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:42:18,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:42:18 BoogieIcfgContainer [2021-10-29 05:42:18,811 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:42:18,812 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:42:18,812 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:42:18,812 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:42:18,813 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:42:13" (3/4) ... [2021-10-29 05:42:18,817 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:42:18,839 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2021-10-29 05:42:18,841 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-29 05:42:18,842 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:42:18,844 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:42:18,876 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == 0bv8 && !(0bv64 == list) [2021-10-29 05:42:18,876 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: 0bv8 == \result && !(0bv64 == list) [2021-10-29 05:42:18,962 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:42:18,962 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:42:18,964 INFO L168 Benchmark]: Toolchain (without parser) took 10706.83 ms. Allocated memory was 71.3 MB in the beginning and 148.9 MB in the end (delta: 77.6 MB). Free memory was 45.6 MB in the beginning and 75.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:42:18,965 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 71.3 MB. Free memory was 52.1 MB in the beginning and 52.0 MB in the end (delta: 54.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:42:18,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3317.26 ms. Allocated memory was 71.3 MB in the beginning and 123.7 MB in the end (delta: 52.4 MB). Free memory was 45.3 MB in the beginning and 57.6 MB in the end (delta: -12.2 MB). Peak memory consumption was 49.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:42:18,966 INFO L168 Benchmark]: Boogie Procedure Inliner took 257.30 ms. Allocated memory is still 123.7 MB. Free memory was 57.6 MB in the beginning and 50.4 MB in the end (delta: 7.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:42:18,966 INFO L168 Benchmark]: Boogie Preprocessor took 156.80 ms. Allocated memory is still 123.7 MB. Free memory was 50.4 MB in the beginning and 76.3 MB in the end (delta: -26.0 MB). Peak memory consumption was 2.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:42:18,966 INFO L168 Benchmark]: RCFGBuilder took 1500.48 ms. Allocated memory is still 123.7 MB. Free memory was 76.3 MB in the beginning and 68.5 MB in the end (delta: 7.8 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:42:18,967 INFO L168 Benchmark]: TraceAbstraction took 5317.10 ms. Allocated memory was 123.7 MB in the beginning and 148.9 MB in the end (delta: 25.2 MB). Free memory was 67.9 MB in the beginning and 89.2 MB in the end (delta: -21.3 MB). Peak memory consumption was 44.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:42:18,967 INFO L168 Benchmark]: Witness Printer took 150.46 ms. Allocated memory is still 148.9 MB. Free memory was 89.2 MB in the beginning and 75.3 MB in the end (delta: 13.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-29 05:42:18,970 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 71.3 MB. Free memory was 52.1 MB in the beginning and 52.0 MB in the end (delta: 54.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3317.26 ms. Allocated memory was 71.3 MB in the beginning and 123.7 MB in the end (delta: 52.4 MB). Free memory was 45.3 MB in the beginning and 57.6 MB in the end (delta: -12.2 MB). Peak memory consumption was 49.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 257.30 ms. Allocated memory is still 123.7 MB. Free memory was 57.6 MB in the beginning and 50.4 MB in the end (delta: 7.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 156.80 ms. Allocated memory is still 123.7 MB. Free memory was 50.4 MB in the beginning and 76.3 MB in the end (delta: -26.0 MB). Peak memory consumption was 2.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1500.48 ms. Allocated memory is still 123.7 MB. Free memory was 76.3 MB in the beginning and 68.5 MB in the end (delta: 7.8 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 5317.10 ms. Allocated memory was 123.7 MB in the beginning and 148.9 MB in the end (delta: 25.2 MB). Free memory was 67.9 MB in the beginning and 89.2 MB in the end (delta: -21.3 MB). Peak memory consumption was 44.5 MB. Max. memory is 16.1 GB. * Witness Printer took 150.46 ms. Allocated memory is still 148.9 MB. Free memory was 89.2 MB in the beginning and 75.3 MB in the end (delta: 13.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: 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, 157 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 5.1s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 840 SDtfs, 348 SDslu, 1173 SDs, 0 SdLazy, 102 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 378 GetRequests, 362 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=157occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 130 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 21 LocationsWithAnnotation, 21 PreInvPairs, 26 NumberOfFragments, 41 HoareAnnotationTreeSize, 21 FomulaSimplifications, 12 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 21 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 191 NumberOfCodeBlocks, 191 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 372 ConstructedInterpolants, 0 QuantifiedInterpolants, 518 SizeOfPredicates, 19 NumberOfNonLiveVariables, 902 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 11 specifications checked. All of them hold - InvariantResult [Line: 4691]: Loop Invariant Derived loop invariant: \result == 0bv8 && !(0bv64 == list) - InvariantResult [Line: 4715]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 7392]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4715]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6767]: Loop Invariant Derived loop invariant: !(0bv64 == list) - InvariantResult [Line: 4750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: !(0bv64 == list) - InvariantResult [Line: 4731]: Loop Invariant Derived loop invariant: 0bv8 == \result && !(0bv64 == list) - InvariantResult [Line: 4731]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4715]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4715]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4731]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4715]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-29 05:42:19,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c465382-af86-41ab-b741-e86c73525a05/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...