./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/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 b875da017a84450a4103e052cdea13d2bfe14ebd5ef6946815ef19c566574bb1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:52,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:52,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:52,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:52,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:52,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:52,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:52,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:52,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:52,914 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:52,915 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:52,917 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:52,917 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:52,920 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:52,923 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:52,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:52,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:52,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:52,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:52,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:52,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:52,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:52,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:52,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:52,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:52,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:52,958 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:52,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:52,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:52,962 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:52,963 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:52,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:52,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:52,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:52,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:52,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:52,968 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:52,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:52,969 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:52,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:52,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:52,971 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:52:52,996 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:52,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:52,997 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:52,997 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:52,998 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:52,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:52,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:52,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:52,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:52,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:53,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:53,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:53,000 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:53,000 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:53,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:53,001 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:53,001 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:53,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:53,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:53,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:53,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:53,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:53,003 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:53,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:53,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:53,003 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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b875da017a84450a4103e052cdea13d2bfe14ebd5ef6946815ef19c566574bb1 [2021-11-23 15:52:53,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:53,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:53,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:53,278 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:53,279 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:53,281 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i [2021-11-23 15:52:53,361 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/data/d70a5eef6/5614e39c6d8547c5acfe432c942f6a95/FLAG22cfc747a [2021-11-23 15:52:54,244 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:54,245 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i [2021-11-23 15:52:54,304 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/data/d70a5eef6/5614e39c6d8547c5acfe432c942f6a95/FLAG22cfc747a [2021-11-23 15:52:54,698 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/data/d70a5eef6/5614e39c6d8547c5acfe432c942f6a95 [2021-11-23 15:52:54,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:54,702 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:54,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:54,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:54,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:54,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:54" (1/1) ... [2021-11-23 15:52:54,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54df85b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:54, skipping insertion in model container [2021-11-23 15:52:54,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:54" (1/1) ... [2021-11-23 15:52:54,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:54,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:55,109 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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i[4493,4506] [2021-11-23 15:52:55,116 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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i[4553,4566] [2021-11-23 15:52:56,345 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:56,346 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:56,347 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:56,348 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:56,349 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:56,363 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:56,364 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:56,366 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:56,367 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:56,369 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:56,370 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:56,371 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:56,372 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:56,824 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:52:56,825 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:52:56,826 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:52:56,828 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:52:56,829 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:52:56,830 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:52:56,831 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:52:56,831 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:52:56,832 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:52:56,839 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:52:57,027 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:52:57,409 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,410 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,430 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,432 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,437 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,438 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,452 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,454 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,454 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,455 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,455 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,456 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,456 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,506 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:57,551 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:57,580 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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i[4493,4506] [2021-11-23 15:52:57,581 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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i[4553,4566] [2021-11-23 15:52:57,635 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,636 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,636 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,637 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,637 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,652 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,653 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,656 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,657 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,659 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,659 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,660 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,660 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,704 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:52:57,710 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:52:57,711 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:52:57,712 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:52:57,714 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:52:57,767 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:52:57,768 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:52:57,768 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:52:57,769 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:52:57,769 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:52:57,805 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:52:57,935 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,936 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,943 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,944 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,946 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,947 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,961 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,962 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,963 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,964 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,964 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,965 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,965 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:52:57,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:58,353 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:58,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58 WrapperNode [2021-11-23 15:52:58,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:58,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:58,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:58,356 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:58,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,489 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,583 INFO L137 Inliner]: procedures = 774, calls = 2446, calls flagged for inlining = 67, calls inlined = 11, statements flattened = 624 [2021-11-23 15:52:58,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:58,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:58,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:58,585 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:58,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:58,702 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:58,702 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:58,702 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:58,708 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,716 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:58,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:58,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:58,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:58,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 15:52:58,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:52:58,793 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-11-23 15:52:58,793 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-11-23 15:52:58,793 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:52:58,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:52:58,794 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2021-11-23 15:52:58,794 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2021-11-23 15:52:58,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:52:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:52:58,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:58,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:58,797 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-23 15:52:58,797 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-23 15:52:58,797 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-11-23 15:52:58,797 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-11-23 15:52:58,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:52:58,798 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:52:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:52:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2021-11-23 15:52:58,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2021-11-23 15:52:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:52:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-23 15:52:58,799 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-23 15:52:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:52:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2021-11-23 15:52:58,800 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2021-11-23 15:52:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:52:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_begin [2021-11-23 15:52:58,800 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_begin [2021-11-23 15:52:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2021-11-23 15:52:58,801 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2021-11-23 15:52:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure s_get_next_element [2021-11-23 15:52:58,801 INFO L138 BoogieDeclarations]: Found implementation of procedure s_get_next_element [2021-11-23 15:52:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:52:58,802 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:52:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2021-11-23 15:52:58,802 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2021-11-23 15:52:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2021-11-23 15:52:58,802 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2021-11-23 15:52:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:52:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-11-23 15:52:58,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-11-23 15:52:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2021-11-23 15:52:58,804 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2021-11-23 15:52:58,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:52:59,219 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:59,221 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:59,357 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !true; [2021-11-23 15:53:00,368 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:00,451 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$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 15:53:00,460 INFO L158 Benchmark]: Toolchain (without parser) took 5752.26ms. Allocated memory was 92.3MB in the beginning and 199.2MB in the end (delta: 107.0MB). Free memory was 65.3MB in the beginning and 122.6MB in the end (delta: -57.3MB). Peak memory consumption was 121.0MB. Max. memory is 16.1GB. [2021-11-23 15:53:00,461 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 92.3MB. Free memory was 62.9MB in the beginning and 62.9MB in the end (delta: 27.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:00,463 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3649.65ms. Allocated memory was 92.3MB in the beginning and 199.2MB in the end (delta: 107.0MB). Free memory was 65.3MB in the beginning and 111.3MB in the end (delta: -45.9MB). Peak memory consumption was 81.2MB. Max. memory is 16.1GB. [2021-11-23 15:53:00,464 INFO L158 Benchmark]: Boogie Procedure Inliner took 228.51ms. Allocated memory is still 199.2MB. Free memory was 111.3MB in the beginning and 100.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:53:00,465 INFO L158 Benchmark]: Boogie Preprocessor took 116.36ms. Allocated memory is still 199.2MB. Free memory was 100.8MB in the beginning and 93.4MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:53:00,467 INFO L158 Benchmark]: RCFGBuilder took 1752.23ms. Allocated memory is still 199.2MB. Free memory was 93.4MB in the beginning and 122.6MB in the end (delta: -29.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2021-11-23 15:53:00,474 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 92.3MB. Free memory was 62.9MB in the beginning and 62.9MB in the end (delta: 27.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3649.65ms. Allocated memory was 92.3MB in the beginning and 199.2MB in the end (delta: 107.0MB). Free memory was 65.3MB in the beginning and 111.3MB in the end (delta: -45.9MB). Peak memory consumption was 81.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 228.51ms. Allocated memory is still 199.2MB. Free memory was 111.3MB in the beginning and 100.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.36ms. Allocated memory is still 199.2MB. Free memory was 100.8MB in the beginning and 93.4MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1752.23ms. Allocated memory is still 199.2MB. Free memory was 93.4MB in the beginning and 122.6MB in the end (delta: -29.2MB). Peak memory consumption was 41.9MB. 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 15:53:00,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/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 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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/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 b875da017a84450a4103e052cdea13d2bfe14ebd5ef6946815ef19c566574bb1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:02,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:02,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:02,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:02,993 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:02,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:02,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:03,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:03,007 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:03,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:03,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:03,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:03,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:03,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:03,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:03,027 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:03,028 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:03,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:03,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:03,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:03,041 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:03,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:03,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:03,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:03,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:03,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:03,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:03,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:03,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:03,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:03,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:03,061 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:03,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:03,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:03,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:03,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:03,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:03,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:03,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:03,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:03,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:03,070 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:53:03,116 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:03,117 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:03,117 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:03,118 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:03,118 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:03,119 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:03,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:03,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:03,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:03,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:03,120 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:03,120 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:53:03,120 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:53:03,120 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:53:03,121 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:03,121 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:03,121 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:03,121 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:03,122 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:03,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:03,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:03,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:03,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:03,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:03,123 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:53:03,123 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:53:03,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:03,124 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:53:03,124 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:53:03,124 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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b875da017a84450a4103e052cdea13d2bfe14ebd5ef6946815ef19c566574bb1 [2021-11-23 15:53:03,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:03,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:03,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:03,475 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:03,476 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:03,478 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i [2021-11-23 15:53:03,546 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/data/b3217e680/b9ad2062ec6144e2bd4356fe0fc73066/FLAGff07611f4 [2021-11-23 15:53:04,569 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:04,570 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i [2021-11-23 15:53:04,630 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/data/b3217e680/b9ad2062ec6144e2bd4356fe0fc73066/FLAGff07611f4 [2021-11-23 15:53:04,959 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/data/b3217e680/b9ad2062ec6144e2bd4356fe0fc73066 [2021-11-23 15:53:04,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:04,965 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:04,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:04,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:04,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:04,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:04" (1/1) ... [2021-11-23 15:53:04,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a360b6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:04, skipping insertion in model container [2021-11-23 15:53:04,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:04" (1/1) ... [2021-11-23 15:53:04,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:05,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:05,550 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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i[4493,4506] [2021-11-23 15:53:05,558 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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i[4553,4566] [2021-11-23 15:53:06,876 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:06,877 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:06,878 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:06,878 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:06,879 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:06,892 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:06,893 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:06,895 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:06,896 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:06,898 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:06,899 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:06,900 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:06,900 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:07,428 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:53:07,430 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:53:07,430 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:53:07,432 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:53:07,433 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:53:07,433 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:53:07,434 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:53:07,435 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:53:07,435 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:53:07,436 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:53:07,629 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:53:08,021 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,022 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,055 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,056 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,064 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,065 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,091 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,092 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,093 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,093 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,094 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,095 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,095 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,151 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:08,203 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:53:08,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:08,296 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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i[4493,4506] [2021-11-23 15:53:08,297 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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i[4553,4566] [2021-11-23 15:53:08,347 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,348 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,348 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,349 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,350 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,359 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,360 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,363 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,363 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,364 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,366 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,366 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,367 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,418 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:53:08,419 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:53:08,419 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:53:08,421 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:53:08,422 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:53:08,423 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:53:08,423 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:53:08,424 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:53:08,424 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:53:08,425 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:53:08,458 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:53:08,621 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,621 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,628 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,628 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,631 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,631 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,643 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,644 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,645 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,645 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,645 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,646 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,646 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:08,701 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:08,725 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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i[4493,4506] [2021-11-23 15:53:08,726 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_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i[4553,4566] [2021-11-23 15:53:08,763 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,764 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,764 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,764 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,765 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,770 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,770 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,771 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,772 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,773 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,773 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,774 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,774 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,806 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:53:08,808 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:53:08,831 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:53:08,831 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:53:08,832 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:53:08,833 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:53:08,834 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:53:08,834 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:53:08,835 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:53:08,835 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:53:08,852 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:53:08,962 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,963 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,974 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,974 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,979 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,980 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,989 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,990 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,990 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,991 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,991 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,991 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:08,992 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:53:09,016 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:09,351 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:09,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09 WrapperNode [2021-11-23 15:53:09,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:09,366 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:09,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:09,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:09,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:09,523 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:09,618 INFO L137 Inliner]: procedures = 794, calls = 2446, calls flagged for inlining = 69, calls inlined = 11, statements flattened = 619 [2021-11-23 15:53:09,618 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:09,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:09,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:09,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:09,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:09,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:09,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:09,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:09,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:09,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:09,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:09,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:09,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:09,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:09,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:09,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:09,797 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:09,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:09,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:09,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:09,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-11-23 15:53:09,868 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-11-23 15:53:09,869 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-11-23 15:53:09,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:53:09,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:53:09,873 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2021-11-23 15:53:09,873 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2021-11-23 15:53:09,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:53:09,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:09,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:53:09,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:09,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:09,874 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-23 15:53:09,875 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-23 15:53:09,875 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-11-23 15:53:09,875 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-11-23 15:53:09,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:53:09,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:53:09,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:53:09,876 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2021-11-23 15:53:09,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2021-11-23 15:53:09,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:53:09,876 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-23 15:53:09,876 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-23 15:53:09,876 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2021-11-23 15:53:09,877 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2021-11-23 15:53:09,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:53:09,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:53:09,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:53:09,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:53:09,877 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_begin [2021-11-23 15:53:09,877 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_begin [2021-11-23 15:53:09,878 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2021-11-23 15:53:09,878 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2021-11-23 15:53:09,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:53:09,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:53:09,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:53:09,878 INFO L130 BoogieDeclarations]: Found specification of procedure s_get_next_element [2021-11-23 15:53:09,879 INFO L138 BoogieDeclarations]: Found implementation of procedure s_get_next_element [2021-11-23 15:53:09,879 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:53:09,879 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:53:09,879 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2021-11-23 15:53:09,879 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2021-11-23 15:53:09,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:53:09,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:53:09,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:53:09,880 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2021-11-23 15:53:09,880 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2021-11-23 15:53:09,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:53:09,880 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-11-23 15:53:09,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-11-23 15:53:09,880 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2021-11-23 15:53:09,881 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2021-11-23 15:53:10,317 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:10,319 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:10,590 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !true; [2021-11-23 15:53:14,945 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:15,068 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$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 15:53:15,076 INFO L158 Benchmark]: Toolchain (without parser) took 10108.68ms. Allocated memory was 65.0MB in the beginning and 239.1MB in the end (delta: 174.1MB). Free memory was 35.1MB in the beginning and 96.8MB in the end (delta: -61.7MB). Peak memory consumption was 119.6MB. Max. memory is 16.1GB. [2021-11-23 15:53:15,076 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 65.0MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:15,077 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4396.57ms. Allocated memory was 65.0MB in the beginning and 148.9MB in the end (delta: 83.9MB). Free memory was 34.9MB in the beginning and 86.5MB in the end (delta: -51.6MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. [2021-11-23 15:53:15,077 INFO L158 Benchmark]: Boogie Procedure Inliner took 252.16ms. Allocated memory is still 148.9MB. Free memory was 86.5MB in the beginning and 75.7MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:53:15,078 INFO L158 Benchmark]: Boogie Preprocessor took 168.42ms. Allocated memory is still 148.9MB. Free memory was 75.7MB in the beginning and 66.4MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:53:15,080 INFO L158 Benchmark]: RCFGBuilder took 5284.47ms. Allocated memory was 148.9MB in the beginning and 239.1MB in the end (delta: 90.2MB). Free memory was 66.4MB in the beginning and 96.8MB in the end (delta: -30.4MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2021-11-23 15:53:15,082 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 65.0MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4396.57ms. Allocated memory was 65.0MB in the beginning and 148.9MB in the end (delta: 83.9MB). Free memory was 34.9MB in the beginning and 86.5MB in the end (delta: -51.6MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 252.16ms. Allocated memory is still 148.9MB. Free memory was 86.5MB in the beginning and 75.7MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 168.42ms. Allocated memory is still 148.9MB. Free memory was 75.7MB in the beginning and 66.4MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 5284.47ms. Allocated memory was 148.9MB in the beginning and 239.1MB in the end (delta: 90.2MB). Free memory was 66.4MB in the beginning and 96.8MB in the end (delta: -30.4MB). Peak memory consumption was 66.4MB. 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 15:53:15,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c3a5cd-2450-4c4c-8cf7-f0602bfc35c6/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