./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 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:15,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:15,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:15,684 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:15,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:15,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:15,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:15,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:15,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:15,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:15,695 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:15,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:15,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:15,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:15,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:15,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:15,703 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:15,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:15,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:15,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:15,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:15,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:15,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:15,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:15,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:15,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:15,721 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:15,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:15,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:15,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:15,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:15,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:15,726 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:15,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:15,728 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:15,729 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:15,730 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:15,730 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:15,731 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:15,732 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:15,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:15,734 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:55:15,756 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:15,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:15,758 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:15,758 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:15,759 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:15,759 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:15,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:15,760 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:15,760 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:15,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:15,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:15,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:15,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:15,761 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:15,761 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:15,761 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:15,762 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:15,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:15,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:15,762 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:15,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:15,763 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:15,763 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:15,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:15,763 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:15,764 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_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a [2021-11-23 15:55:16,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:16,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:16,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:16,054 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:16,055 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:16,057 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-11-23 15:55:16,124 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/data/92736d1f3/9607d38475fe4b56ab878e484cd545e0/FLAG75722a109 [2021-11-23 15:55:16,912 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:16,913 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-11-23 15:55:16,958 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/data/92736d1f3/9607d38475fe4b56ab878e484cd545e0/FLAG75722a109 [2021-11-23 15:55:17,429 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/data/92736d1f3/9607d38475fe4b56ab878e484cd545e0 [2021-11-23 15:55:17,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:17,432 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:17,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:17,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:17,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:17,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:17" (1/1) ... [2021-11-23 15:55:17,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4713130e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:17, skipping insertion in model container [2021-11-23 15:55:17,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:17" (1/1) ... [2021-11-23 15:55:17,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:17,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:17,875 WARN L230 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_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2021-11-23 15:55:17,884 WARN L230 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_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2021-11-23 15:55:18,908 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:18,911 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:18,911 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:18,912 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:18,914 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:18,928 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:18,929 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:18,931 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:18,932 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:19,385 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:55:19,388 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:55:19,390 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:55:19,392 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:55:19,399 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:55:19,400 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:55:19,405 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:55:19,406 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:55:19,407 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:55:19,410 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:55:19,655 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:55:19,832 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:19,833 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:19,986 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:20,062 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:20,090 WARN L230 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_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2021-11-23 15:55:20,091 WARN L230 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_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2021-11-23 15:55:20,139 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:20,140 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:20,141 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:20,142 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:20,144 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:20,154 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:20,155 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:20,156 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:20,157 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:20,198 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:55:20,198 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:55:20,204 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:55:20,205 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:55:20,207 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:55:20,208 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:55:20,209 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:55:20,209 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:55:20,210 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:55:20,210 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:55:20,230 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:55:20,294 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:20,294 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:20,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:20,699 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:20,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:20 WrapperNode [2021-11-23 15:55:20,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:20,700 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:20,700 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:20,700 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:20,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:20" (1/1) ... [2021-11-23 15:55:20,859 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:20" (1/1) ... [2021-11-23 15:55:20,956 INFO L137 Inliner]: procedures = 693, calls = 2659, calls flagged for inlining = 56, calls inlined = 7, statements flattened = 793 [2021-11-23 15:55:20,956 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:20,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:20,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:20,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:20,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:20" (1/1) ... [2021-11-23 15:55:20,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:20" (1/1) ... [2021-11-23 15:55:20,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:20" (1/1) ... [2021-11-23 15:55:20,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:20" (1/1) ... [2021-11-23 15:55:21,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:20" (1/1) ... [2021-11-23 15:55:21,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:20" (1/1) ... [2021-11-23 15:55:21,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:20" (1/1) ... [2021-11-23 15:55:21,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:21,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:21,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:21,060 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:21,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:20" (1/1) ... [2021-11-23 15:55:21,068 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:21,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:21,091 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:21,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:21,140 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2021-11-23 15:55:21,140 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2021-11-23 15:55:21,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:21,141 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-23 15:55:21,141 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-23 15:55:21,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:55:21,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:21,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:21,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:21,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:21,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:21,142 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-23 15:55:21,142 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-23 15:55:21,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:55:21,143 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2021-11-23 15:55:21,143 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2021-11-23 15:55:21,143 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:55:21,143 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:55:21,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:21,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:55:21,144 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-23 15:55:21,144 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-23 15:55:21,144 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-23 15:55:21,144 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-23 15:55:21,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:55:21,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:21,400 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:21,402 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:22,839 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:22,907 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:22,921 INFO L158 Benchmark]: Toolchain (without parser) took 5482.72ms. Allocated memory was 121.6MB in the beginning and 203.4MB in the end (delta: 81.8MB). Free memory was 72.4MB in the beginning and 83.6MB in the end (delta: -11.2MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:22,922 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory is still 99.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:22,925 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3264.97ms. Allocated memory was 121.6MB in the beginning and 148.9MB in the end (delta: 27.3MB). Free memory was 72.2MB in the beginning and 81.7MB in the end (delta: -9.5MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:22,926 INFO L158 Benchmark]: Boogie Procedure Inliner took 256.44ms. Allocated memory is still 148.9MB. Free memory was 81.7MB in the beginning and 70.6MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:22,927 INFO L158 Benchmark]: Boogie Preprocessor took 101.48ms. Allocated memory is still 148.9MB. Free memory was 70.6MB in the beginning and 64.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:22,930 INFO L158 Benchmark]: RCFGBuilder took 1854.66ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 64.4MB in the beginning and 83.6MB in the end (delta: -19.2MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:22,935 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory is still 99.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3264.97ms. Allocated memory was 121.6MB in the beginning and 148.9MB in the end (delta: 27.3MB). Free memory was 72.2MB in the beginning and 81.7MB in the end (delta: -9.5MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 256.44ms. Allocated memory is still 148.9MB. Free memory was 81.7MB in the beginning and 70.6MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.48ms. Allocated memory is still 148.9MB. Free memory was 70.6MB in the beginning and 64.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1854.66ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 64.4MB in the beginning and 83.6MB in the end (delta: -19.2MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:22,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:25,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:25,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:25,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:25,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:25,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:25,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:25,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:25,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:25,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:25,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:25,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:25,472 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:25,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:25,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:25,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:25,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:25,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:25,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:25,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:25,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:25,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:25,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:25,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:25,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:25,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:25,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:25,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:25,525 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:25,526 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:25,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:25,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:25,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:25,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:25,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:25,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:25,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:25,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:25,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:25,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:25,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:25,538 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:55:25,586 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:25,586 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:25,588 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:25,588 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:25,590 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:25,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:25,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:25,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:25,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:25,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:25,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:25,592 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:25,593 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:25,593 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:25,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:25,593 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:25,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:25,594 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:25,594 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:25,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:25,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:25,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:25,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:25,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:25,596 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:25,596 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:25,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:25,596 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:25,597 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:25,597 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_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a [2021-11-23 15:55:25,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:25,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:25,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:25,995 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:25,996 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:25,998 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-11-23 15:55:26,068 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/data/d6efa23da/cd2f4c0112934922a6f9921aa3de4ca3/FLAGef7d7911a [2021-11-23 15:55:26,921 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:26,922 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-11-23 15:55:26,981 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/data/d6efa23da/cd2f4c0112934922a6f9921aa3de4ca3/FLAGef7d7911a [2021-11-23 15:55:27,425 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/data/d6efa23da/cd2f4c0112934922a6f9921aa3de4ca3 [2021-11-23 15:55:27,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:27,431 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:27,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:27,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:27,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:27,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@799040b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27, skipping insertion in model container [2021-11-23 15:55:27,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:27,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:27,881 WARN L230 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_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2021-11-23 15:55:27,888 WARN L230 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_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2021-11-23 15:55:28,884 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:28,888 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:28,891 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:28,893 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:28,894 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:28,923 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:28,924 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:28,926 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:28,926 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:29,347 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:55:29,349 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:55:29,351 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:55:29,354 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:55:29,357 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:55:29,361 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:55:29,366 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:55:29,367 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:55:29,371 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:55:29,372 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:55:29,556 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:55:29,670 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:29,670 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:29,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:29,878 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:55:29,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:29,983 WARN L230 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_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2021-11-23 15:55:29,984 WARN L230 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_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2021-11-23 15:55:30,068 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,069 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,069 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,070 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,071 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,091 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,091 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,093 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,094 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,145 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:55:30,146 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:55:30,147 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:55:30,155 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:55:30,157 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:55:30,158 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:55:30,159 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:55:30,159 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:55:30,160 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:55:30,160 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:55:30,182 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:55:30,275 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,275 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:30,384 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:30,433 WARN L230 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_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2021-11-23 15:55:30,434 WARN L230 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_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2021-11-23 15:55:30,484 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,485 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,485 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,486 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,486 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,492 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,492 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,493 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,494 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,527 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:55:30,527 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:55:30,528 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:55:30,529 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:55:30,530 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:55:30,530 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:55:30,531 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:55:30,531 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:55:30,532 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:55:30,532 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:55:30,579 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:55:30,695 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,696 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:55:30,746 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:31,059 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:31,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:31 WrapperNode [2021-11-23 15:55:31,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:31,061 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:31,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:31,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:31,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:31" (1/1) ... [2021-11-23 15:55:31,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:31" (1/1) ... [2021-11-23 15:55:31,281 INFO L137 Inliner]: procedures = 713, calls = 2659, calls flagged for inlining = 56, calls inlined = 7, statements flattened = 794 [2021-11-23 15:55:31,281 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:31,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:31,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:31,283 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:31,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:31" (1/1) ... [2021-11-23 15:55:31,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:31" (1/1) ... [2021-11-23 15:55:31,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:31" (1/1) ... [2021-11-23 15:55:31,309 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:31" (1/1) ... [2021-11-23 15:55:31,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:31" (1/1) ... [2021-11-23 15:55:31,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:31" (1/1) ... [2021-11-23 15:55:31,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:31" (1/1) ... [2021-11-23 15:55:31,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:31,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:31,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:31,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:31,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:31" (1/1) ... [2021-11-23 15:55:31,397 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:31,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:31,420 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:31,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:31,474 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2021-11-23 15:55:31,474 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2021-11-23 15:55:31,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:31,475 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-23 15:55:31,476 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-23 15:55:31,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:31,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:55:31,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:31,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:31,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:31,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:31,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:31,477 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-23 15:55:31,478 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-23 15:55:31,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:55:31,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:55:31,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:55:31,478 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2021-11-23 15:55:31,478 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2021-11-23 15:55:31,479 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:55:31,479 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:55:31,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:31,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:55:31,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:55:31,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:55:31,481 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-23 15:55:31,481 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-23 15:55:31,482 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-23 15:55:31,482 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-23 15:55:31,757 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:31,759 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:33,923 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:34,046 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:34,050 INFO L158 Benchmark]: Toolchain (without parser) took 6617.58ms. Allocated memory was 54.5MB in the beginning and 174.1MB in the end (delta: 119.5MB). Free memory was 30.9MB in the beginning and 60.3MB in the end (delta: -29.4MB). Peak memory consumption was 96.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:34,050 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 54.5MB. Free memory was 34.3MB in the beginning and 34.3MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:34,051 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3627.19ms. Allocated memory was 54.5MB in the beginning and 174.1MB in the end (delta: 119.5MB). Free memory was 30.7MB in the beginning and 114.5MB in the end (delta: -83.8MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:34,051 INFO L158 Benchmark]: Boogie Procedure Inliner took 220.20ms. Allocated memory is still 174.1MB. Free memory was 114.5MB in the beginning and 103.2MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:34,052 INFO L158 Benchmark]: Boogie Preprocessor took 105.30ms. Allocated memory is still 174.1MB. Free memory was 103.2MB in the beginning and 96.0MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:34,052 INFO L158 Benchmark]: RCFGBuilder took 2659.13ms. Allocated memory is still 174.1MB. Free memory was 95.7MB in the beginning and 60.3MB in the end (delta: 35.4MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:34,054 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 54.5MB. Free memory was 34.3MB in the beginning and 34.3MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3627.19ms. Allocated memory was 54.5MB in the beginning and 174.1MB in the end (delta: 119.5MB). Free memory was 30.7MB in the beginning and 114.5MB in the end (delta: -83.8MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 220.20ms. Allocated memory is still 174.1MB. Free memory was 114.5MB in the beginning and 103.2MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.30ms. Allocated memory is still 174.1MB. Free memory was 103.2MB in the beginning and 96.0MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2659.13ms. Allocated memory is still 174.1MB. Free memory was 95.7MB in the beginning and 60.3MB in the end (delta: 35.4MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:34,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bbc9ad-65fe-4cf5-bf03-30e8472d4ef4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable