./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_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_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a ...................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 08:50:39,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:50:39,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:50:39,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:50:39,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:50:39,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:50:39,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:50:39,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:50:39,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:50:39,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:50:39,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:50:39,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:50:39,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:50:39,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:50:39,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:50:39,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:50:39,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:50:39,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:50:39,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:50:39,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:50:39,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:50:39,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:50:39,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:50:39,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:50:39,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:50:39,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:50:39,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:50:39,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:50:39,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:50:39,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:50:39,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:50:39,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:50:39,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:50:39,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:50:39,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:50:39,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:50:39,620 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:50:39,620 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:50:39,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:50:39,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:50:39,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:50:39,624 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-28 08:50:39,673 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:50:39,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:50:39,675 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:50:39,675 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:50:39,685 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:50:39,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:50:39,686 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:50:39,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:50:39,686 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:50:39,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:50:39,688 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 08:50:39,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:50:39,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 08:50:39,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:50:39,689 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:50:39,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 08:50:39,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:50:39,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:50:39,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:50:39,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:50:39,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:50:39,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:50:39,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 08:50:39,692 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:50:39,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 08:50:39,692 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 08:50:39,693 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 08:50:39,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 08:50:39,693 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:50:39,695 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a [2021-10-28 08:50:40,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:50:40,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:50:40,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:50:40,057 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:50:40,058 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:50:40,059 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-10-28 08:50:40,154 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg/data/51ab81dd3/4b380d18d64449e8916dea83f6e36ed3/FLAG129471b3f [2021-10-28 08:50:41,309 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:50:41,311 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205755fe-913b-4457-8bc8-beaa9f38f968/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-10-28 08:50:41,369 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg/data/51ab81dd3/4b380d18d64449e8916dea83f6e36ed3/FLAG129471b3f [2021-10-28 08:50:41,634 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg/data/51ab81dd3/4b380d18d64449e8916dea83f6e36ed3 [2021-10-28 08:50:41,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:50:41,639 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:50:41,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:50:41,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:50:41,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:50:41,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:50:41" (1/1) ... [2021-10-28 08:50:41,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ae86a4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:50:41, skipping insertion in model container [2021-10-28 08:50:41,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:50:41" (1/1) ... [2021-10-28 08:50:41,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:50:41,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:50:42,263 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_205755fe-913b-4457-8bc8-beaa9f38f968/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2021-10-28 08:50:42,274 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_205755fe-913b-4457-8bc8-beaa9f38f968/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2021-10-28 08:50:42,307 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-28 08:50:42,325 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-28 08:50:43,419 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:43,419 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:43,420 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:43,421 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:43,422 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:43,439 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:43,440 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:43,442 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:43,442 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:43,852 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-28 08:50:43,853 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-28 08:50:43,854 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-28 08:50:43,856 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-28 08:50:43,857 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-28 08:50:43,858 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-28 08:50:43,859 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-28 08:50:43,859 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-28 08:50:43,860 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-28 08:50:43,861 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-28 08:50:44,086 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-28 08:50:44,217 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:44,217 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:44,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:50:44,435 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 08:50:44,462 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_205755fe-913b-4457-8bc8-beaa9f38f968/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2021-10-28 08:50:44,464 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_205755fe-913b-4457-8bc8-beaa9f38f968/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2021-10-28 08:50:44,466 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-28 08:50:44,467 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-28 08:50:44,507 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:44,508 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:44,508 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:44,510 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:44,511 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:44,522 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:44,522 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:44,523 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:44,523 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:44,560 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-28 08:50:44,563 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-28 08:50:44,569 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-28 08:50:44,570 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-28 08:50:44,571 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-28 08:50:44,572 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-28 08:50:44,573 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-28 08:50:44,573 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-28 08:50:44,573 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-28 08:50:44,574 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-28 08:50:44,612 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-28 08:50:44,677 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:44,677 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 08:50:44,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:50:45,108 INFO L208 MainTranslator]: Completed translation [2021-10-28 08:50:45,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:50:45 WrapperNode [2021-10-28 08:50:45,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:50:45,110 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 08:50:45,111 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 08:50:45,111 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 08:50:45,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:50:45" (1/1) ... [2021-10-28 08:50:45,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:50:45" (1/1) ... [2021-10-28 08:50:45,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 08:50:45,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 08:50:45,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 08:50:45,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 08:50:45,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:50:45" (1/1) ... [2021-10-28 08:50:45,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:50:45" (1/1) ... [2021-10-28 08:50:45,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:50:45" (1/1) ... [2021-10-28 08:50:45,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:50:45" (1/1) ... [2021-10-28 08:50:45,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:50:45" (1/1) ... [2021-10-28 08:50:45,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:50:45" (1/1) ... [2021-10-28 08:50:45,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:50:45" (1/1) ... [2021-10-28 08:50:45,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 08:50:45,655 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 08:50:45,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 08:50:45,655 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 08:50:45,657 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:50:45" (1/1) ... [2021-10-28 08:50:45,666 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:50:45,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:50:45,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 08:50:45,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 08:50:45,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 08:50:45,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 08:50:45,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 08:50:45,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-28 08:50:45,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 08:50:45,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 08:50:45,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-28 08:50:45,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 08:50:45,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-28 08:50:45,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-28 08:50:45,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 08:50:45,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 08:50:57,920 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 08:50:57,920 INFO L299 CfgBuilder]: Removed 38 assume(true) statements. [2021-10-28 08:50:57,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:50:57 BoogieIcfgContainer [2021-10-28 08:50:57,923 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 08:50:57,925 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 08:50:57,925 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 08:50:57,929 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 08:50:57,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 08:50:41" (1/3) ... [2021-10-28 08:50:57,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a448d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:50:57, skipping insertion in model container [2021-10-28 08:50:57,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:50:45" (2/3) ... [2021-10-28 08:50:57,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a448d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:50:57, skipping insertion in model container [2021-10-28 08:50:57,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:50:57" (3/3) ... [2021-10-28 08:50:57,933 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness.i [2021-10-28 08:50:57,940 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 08:50:57,940 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-28 08:50:57,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a448d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 08:50:57, skipping insertion in model container [2021-10-28 08:50:57,948 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 08:50:57,949 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 08:50:57,949 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 08:50:57,950 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 08:50:57,951 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:50:57" (3/3) ... [2021-10-28 08:50:57,954 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 08:50:57,989 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 118 nodes and edges [2021-10-28 08:50:57,992 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2021-10-28 08:50:57,994 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-10-28 08:50:57,996 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-28 08:50:57,998 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-28 08:50:58,000 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-28 08:50:58,001 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 08:50:58,003 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:50:59,022 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 08:50:59,022 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 08:50:59,025 INFO L168 Benchmark]: Toolchain (without parser) took 17384.77 ms. Allocated memory was 104.9 MB in the beginning and 358.6 MB in the end (delta: 253.8 MB). Free memory was 58.6 MB in the beginning and 197.4 MB in the end (delta: -138.8 MB). Peak memory consumption was 207.9 MB. Max. memory is 16.1 GB. [2021-10-28 08:50:59,025 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 104.9 MB. Free memory is still 84.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:50:59,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3465.98 ms. Allocated memory was 104.9 MB in the beginning and 127.9 MB in the end (delta: 23.1 MB). Free memory was 58.4 MB in the beginning and 44.2 MB in the end (delta: 14.1 MB). Peak memory consumption was 56.2 MB. Max. memory is 16.1 GB. [2021-10-28 08:50:59,026 INFO L168 Benchmark]: Boogie Procedure Inliner took 379.25 ms. Allocated memory was 127.9 MB in the beginning and 163.6 MB in the end (delta: 35.7 MB). Free memory was 44.2 MB in the beginning and 101.1 MB in the end (delta: -56.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 16.1 GB. [2021-10-28 08:50:59,027 INFO L168 Benchmark]: Boogie Preprocessor took 163.60 ms. Allocated memory is still 163.6 MB. Free memory was 101.1 MB in the beginning and 94.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 08:50:59,027 INFO L168 Benchmark]: RCFGBuilder took 12267.96 ms. Allocated memory was 163.6 MB in the beginning and 297.8 MB in the end (delta: 134.2 MB). Free memory was 94.0 MB in the beginning and 87.3 MB in the end (delta: 6.6 MB). Peak memory consumption was 172.2 MB. Max. memory is 16.1 GB. [2021-10-28 08:50:59,028 INFO L168 Benchmark]: TraceAbstraction took 23.34 ms. Allocated memory is still 297.8 MB. Free memory was 86.3 MB in the beginning and 85.2 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:50:59,028 INFO L168 Benchmark]: Witness Printer took 1073.60 ms. Allocated memory was 297.8 MB in the beginning and 358.6 MB in the end (delta: 60.8 MB). Free memory was 85.2 MB in the beginning and 197.4 MB in the end (delta: -112.2 MB). Peak memory consumption was 42.0 MB. Max. memory is 16.1 GB. [2021-10-28 08:50:59,031 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 104.9 MB. Free memory is still 84.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3465.98 ms. Allocated memory was 104.9 MB in the beginning and 127.9 MB in the end (delta: 23.1 MB). Free memory was 58.4 MB in the beginning and 44.2 MB in the end (delta: 14.1 MB). Peak memory consumption was 56.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 379.25 ms. Allocated memory was 127.9 MB in the beginning and 163.6 MB in the end (delta: 35.7 MB). Free memory was 44.2 MB in the beginning and 101.1 MB in the end (delta: -56.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 163.60 ms. Allocated memory is still 163.6 MB. Free memory was 101.1 MB in the beginning and 94.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12267.96 ms. Allocated memory was 163.6 MB in the beginning and 297.8 MB in the end (delta: 134.2 MB). Free memory was 94.0 MB in the beginning and 87.3 MB in the end (delta: 6.6 MB). Peak memory consumption was 172.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 23.34 ms. Allocated memory is still 297.8 MB. Free memory was 86.3 MB in the beginning and 85.2 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 1073.60 ms. Allocated memory was 297.8 MB in the beginning and 358.6 MB in the end (delta: 60.8 MB). Free memory was 85.2 MB in the beginning and 197.4 MB in the end (delta: -112.2 MB). Peak memory consumption was 42.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-10-28 08:50:59,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205755fe-913b-4457-8bc8-beaa9f38f968/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...