./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_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_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash edc61b8c285d87a6706f10a0369a5dd380942e398b4b2231a7f494f856622f23 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:00:35,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:00:35,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:00:35,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:00:35,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:00:35,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:00:35,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:00:35,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:00:35,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:00:35,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:00:35,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:00:35,714 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:00:35,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:00:35,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:00:35,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:00:35,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:00:35,726 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:00:35,727 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:00:35,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:00:35,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:00:35,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:00:35,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:00:35,747 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:00:35,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:00:35,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:00:35,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:00:35,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:00:35,756 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:00:35,756 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:00:35,758 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:00:35,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:00:35,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:00:35,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:00:35,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:00:35,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:00:35,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:00:35,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:00:35,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:00:35,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:00:35,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:00:35,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:00:35,769 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:00:35,821 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:00:35,822 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:00:35,823 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:00:35,823 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:00:35,830 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:00:35,831 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:00:35,831 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:00:35,831 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:00:35,831 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:00:35,832 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:00:35,833 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:00:35,833 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:00:35,833 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:00:35,834 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:00:35,834 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:00:35,834 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:00:35,834 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:00:35,835 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:00:35,836 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:00:35,836 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:00:35,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:00:35,837 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:00:35,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:00:35,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:00:35,837 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:00:35,838 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:00:35,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:00:35,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:00:35,840 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:00:35,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:00:35,840 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:00:35,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:00:35,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:00:35,841 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:00:35,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:00:35,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:00:35,842 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:00:35,842 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:00:35,842 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edc61b8c285d87a6706f10a0369a5dd380942e398b4b2231a7f494f856622f23 [2021-11-23 17:00:36,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:00:36,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:00:36,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:00:36,217 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:00:36,217 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:00:36,219 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i [2021-11-23 17:00:36,286 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/data/67b27045c/915dc3637a4f40acadfd2432b67b7328/FLAGfa4a1bf2c [2021-11-23 17:00:37,223 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:00:37,224 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i [2021-11-23 17:00:37,297 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/data/67b27045c/915dc3637a4f40acadfd2432b67b7328/FLAGfa4a1bf2c [2021-11-23 17:00:37,593 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/data/67b27045c/915dc3637a4f40acadfd2432b67b7328 [2021-11-23 17:00:37,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:00:37,596 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:00:37,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:00:37,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:00:37,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:00:37,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:00:37" (1/1) ... [2021-11-23 17:00:37,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@379ff36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:37, skipping insertion in model container [2021-11-23 17:00:37,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:00:37" (1/1) ... [2021-11-23 17:00:37,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:00:37,715 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:00:38,104 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_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i[4503,4516] [2021-11-23 17:00:38,114 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_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i[4563,4576] [2021-11-23 17:00:39,520 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:39,525 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:39,527 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:39,528 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:39,530 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:39,561 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:39,562 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:39,564 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:39,565 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:39,568 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:39,569 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:39,572 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:39,573 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:40,079 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 17:00:40,081 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 17:00:40,082 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 17:00:40,084 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 17:00:40,101 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 17:00:40,102 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 17:00:40,103 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 17:00:40,103 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 17:00:40,104 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 17:00:40,105 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 17:00:40,394 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 17:00:40,802 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:40,803 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:40,826 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:40,828 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:40,834 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:40,835 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:40,855 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:40,857 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:40,857 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:40,867 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:40,868 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:40,869 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:40,869 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:40,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:00:40,990 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:00:41,021 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_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i[4503,4516] [2021-11-23 17:00:41,022 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_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i[4563,4576] [2021-11-23 17:00:41,125 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,126 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,126 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,127 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,128 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,142 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,142 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,144 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,144 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,146 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,147 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,148 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,148 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,244 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 17:00:41,245 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 17:00:41,250 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 17:00:41,251 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 17:00:41,253 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 17:00:41,253 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 17:00:41,254 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 17:00:41,254 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 17:00:41,255 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 17:00:41,255 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 17:00:41,290 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 17:00:41,443 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,444 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,452 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,452 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,456 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,457 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,471 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,472 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,472 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,473 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,473 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,474 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,474 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:41,548 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:00:41,938 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:00:41,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:41 WrapperNode [2021-11-23 17:00:41,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:00:41,941 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:00:41,941 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:00:41,941 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:00:41,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:41" (1/1) ... [2021-11-23 17:00:42,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:41" (1/1) ... [2021-11-23 17:00:42,175 INFO L137 Inliner]: procedures = 775, calls = 2429, calls flagged for inlining = 66, calls inlined = 11, statements flattened = 779 [2021-11-23 17:00:42,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:00:42,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:00:42,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:00:42,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:00:42,186 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:41" (1/1) ... [2021-11-23 17:00:42,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:41" (1/1) ... [2021-11-23 17:00:42,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:41" (1/1) ... [2021-11-23 17:00:42,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:41" (1/1) ... [2021-11-23 17:00:42,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:41" (1/1) ... [2021-11-23 17:00:42,278 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:41" (1/1) ... [2021-11-23 17:00:42,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:41" (1/1) ... [2021-11-23 17:00:42,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:00:42,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:00:42,344 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:00:42,344 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:00:42,345 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:41" (1/1) ... [2021-11-23 17:00:42,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:00:42,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:00:42,399 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:00:42,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:00:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 17:00:42,464 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-23 17:00:42,464 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-23 17:00:42,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:00:42,464 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-11-23 17:00:42,464 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-11-23 17:00:42,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 17:00:42,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 17:00:42,465 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2021-11-23 17:00:42,466 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2021-11-23 17:00:42,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:00:42,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:00:42,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:00:42,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:00:42,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:00:42,467 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-11-23 17:00:42,467 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-11-23 17:00:42,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:00:42,468 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2021-11-23 17:00:42,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2021-11-23 17:00:42,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:00:42,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:00:42,469 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2021-11-23 17:00:42,469 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2021-11-23 17:00:42,469 INFO L130 BoogieDeclarations]: Found specification of procedure s_update_template_size [2021-11-23 17:00:42,469 INFO L138 BoogieDeclarations]: Found implementation of procedure s_update_template_size [2021-11-23 17:00:42,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:00:42,470 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2021-11-23 17:00:42,470 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2021-11-23 17:00:42,470 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_calloc [2021-11-23 17:00:42,471 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_calloc [2021-11-23 17:00:42,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-23 17:00:42,471 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2021-11-23 17:00:42,471 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2021-11-23 17:00:42,472 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:00:42,472 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:00:42,475 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2021-11-23 17:00:42,475 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2021-11-23 17:00:42,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:00:42,476 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-23 17:00:42,476 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-23 17:00:42,477 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-11-23 17:00:42,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-11-23 17:00:42,477 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2021-11-23 17:00:42,477 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2021-11-23 17:00:42,483 INFO L130 BoogieDeclarations]: Found specification of procedure s_alloc_state [2021-11-23 17:00:42,484 INFO L138 BoogieDeclarations]: Found implementation of procedure s_alloc_state [2021-11-23 17:00:42,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:00:42,917 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:00:42,920 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:00:44,425 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !true; [2021-11-23 17:00:44,446 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:00:44,539 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$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 17:00:44,550 INFO L158 Benchmark]: Toolchain (without parser) took 6947.08ms. Allocated memory was 102.8MB in the beginning and 188.7MB in the end (delta: 86.0MB). Free memory was 71.6MB in the beginning and 100.7MB in the end (delta: -29.1MB). Peak memory consumption was 99.9MB. Max. memory is 16.1GB. [2021-11-23 17:00:44,552 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 102.8MB. Free memory was 76.9MB in the beginning and 76.8MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:00:44,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4341.83ms. Allocated memory was 102.8MB in the beginning and 188.7MB in the end (delta: 86.0MB). Free memory was 71.4MB in the beginning and 133.0MB in the end (delta: -61.7MB). Peak memory consumption was 80.6MB. Max. memory is 16.1GB. [2021-11-23 17:00:44,554 INFO L158 Benchmark]: Boogie Procedure Inliner took 235.68ms. Allocated memory is still 188.7MB. Free memory was 133.0MB in the beginning and 121.5MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 17:00:44,555 INFO L158 Benchmark]: Boogie Preprocessor took 165.17ms. Allocated memory is still 188.7MB. Free memory was 121.5MB in the beginning and 115.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 17:00:44,556 INFO L158 Benchmark]: RCFGBuilder took 2199.53ms. Allocated memory is still 188.7MB. Free memory was 115.2MB in the beginning and 100.7MB in the end (delta: 14.5MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. [2021-11-23 17:00:44,564 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 102.8MB. Free memory was 76.9MB in the beginning and 76.8MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4341.83ms. Allocated memory was 102.8MB in the beginning and 188.7MB in the end (delta: 86.0MB). Free memory was 71.4MB in the beginning and 133.0MB in the end (delta: -61.7MB). Peak memory consumption was 80.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 235.68ms. Allocated memory is still 188.7MB. Free memory was 133.0MB in the beginning and 121.5MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 165.17ms. Allocated memory is still 188.7MB. Free memory was 121.5MB in the beginning and 115.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2199.53ms. Allocated memory is still 188.7MB. Free memory was 115.2MB in the beginning and 100.7MB in the end (delta: 14.5MB). Peak memory consumption was 57.5MB. 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 17:00:44,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash edc61b8c285d87a6706f10a0369a5dd380942e398b4b2231a7f494f856622f23 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:00:47,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:00:47,231 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:00:47,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:00:47,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:00:47,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:00:47,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:00:47,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:00:47,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:00:47,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:00:47,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:00:47,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:00:47,279 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:00:47,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:00:47,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:00:47,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:00:47,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:00:47,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:00:47,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:00:47,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:00:47,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:00:47,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:00:47,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:00:47,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:00:47,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:00:47,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:00:47,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:00:47,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:00:47,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:00:47,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:00:47,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:00:47,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:00:47,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:00:47,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:00:47,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:00:47,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:00:47,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:00:47,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:00:47,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:00:47,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:00:47,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:00:47,315 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:00:47,343 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:00:47,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:00:47,344 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:00:47,344 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:00:47,345 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:00:47,345 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:00:47,346 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:00:47,346 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:00:47,346 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:00:47,347 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:00:47,347 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:00:47,348 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:00:47,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:00:47,349 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:00:47,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:00:47,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:00:47,349 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:00:47,350 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:00:47,350 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:00:47,350 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:00:47,350 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:00:47,351 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:00:47,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:00:47,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:00:47,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:00:47,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:00:47,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:00:47,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:00:47,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:00:47,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:00:47,353 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:00:47,353 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:00:47,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:00:47,353 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:00:47,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:00:47,354 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_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edc61b8c285d87a6706f10a0369a5dd380942e398b4b2231a7f494f856622f23 [2021-11-23 17:00:47,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:00:47,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:00:47,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:00:47,822 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:00:47,823 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:00:47,824 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i [2021-11-23 17:00:47,919 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/data/b033121b2/6dd1e4e5c623448db62a998f04124360/FLAG1fe2f429f [2021-11-23 17:00:48,996 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:00:48,997 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i [2021-11-23 17:00:49,055 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/data/b033121b2/6dd1e4e5c623448db62a998f04124360/FLAG1fe2f429f [2021-11-23 17:00:49,381 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/data/b033121b2/6dd1e4e5c623448db62a998f04124360 [2021-11-23 17:00:49,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:00:49,385 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:00:49,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:00:49,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:00:49,401 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:00:49,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:00:49" (1/1) ... [2021-11-23 17:00:49,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72d1f172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:49, skipping insertion in model container [2021-11-23 17:00:49,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:00:49" (1/1) ... [2021-11-23 17:00:49,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:00:49,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:00:49,951 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_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i[4503,4516] [2021-11-23 17:00:49,960 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_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i[4563,4576] [2021-11-23 17:00:51,405 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:51,406 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:51,407 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:51,407 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:51,408 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:51,428 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:51,430 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:51,432 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:51,433 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:51,436 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:51,438 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:51,439 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:51,440 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:52,031 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 17:00:52,033 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 17:00:52,035 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 17:00:52,037 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 17:00:52,038 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 17:00:52,039 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 17:00:52,040 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 17:00:52,040 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 17:00:52,050 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 17:00:52,052 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 17:00:52,300 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 17:00:52,707 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:52,708 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:52,731 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:52,732 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:52,739 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:52,739 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:52,756 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:52,757 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:52,758 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:52,759 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:52,759 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:52,760 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:52,760 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:52,800 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:00:52,840 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:00:53,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:00:53,012 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_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i[4503,4516] [2021-11-23 17:00:53,012 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_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i[4563,4576] [2021-11-23 17:00:53,076 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,076 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,077 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,077 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,078 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,083 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,084 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,085 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,085 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,086 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,087 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,087 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,088 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,118 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 17:00:53,119 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 17:00:53,120 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 17:00:53,121 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 17:00:53,122 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 17:00:53,122 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 17:00:53,123 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 17:00:53,123 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 17:00:53,124 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 17:00:53,124 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 17:00:53,144 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 17:00:53,276 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,277 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,291 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,292 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,294 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,295 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,308 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,309 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,310 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,311 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,311 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,311 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,312 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,333 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:00:53,375 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:00:53,401 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_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i[4503,4516] [2021-11-23 17:00:53,401 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_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i[4563,4576] [2021-11-23 17:00:53,430 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,430 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,431 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,431 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,432 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,437 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,438 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,438 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,439 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,440 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,441 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,441 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,441 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,469 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 17:00:53,470 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 17:00:53,470 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 17:00:53,471 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 17:00:53,472 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 17:00:53,472 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 17:00:53,473 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 17:00:53,473 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 17:00:53,474 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 17:00:53,474 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 17:00:53,492 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 17:00:53,617 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,617 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,629 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,630 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,633 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,634 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,643 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,644 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,644 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,645 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,645 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,646 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,646 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:00:53,698 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:00:53,959 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:00:53,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53 WrapperNode [2021-11-23 17:00:53,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:00:53,961 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:00:53,961 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:00:53,961 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:00:53,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,230 INFO L137 Inliner]: procedures = 795, calls = 2429, calls flagged for inlining = 68, calls inlined = 11, statements flattened = 767 [2021-11-23 17:00:54,232 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:00:54,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:00:54,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:00:54,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:00:54,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:00:54,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:00:54,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:00:54,371 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:00:54,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:00:54,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:00:54,405 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:00:54,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:00:54,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-11-23 17:00:54,456 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-23 17:00:54,457 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-23 17:00:54,457 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-11-23 17:00:54,457 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-11-23 17:00:54,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 17:00:54,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 17:00:54,464 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2021-11-23 17:00:54,464 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2021-11-23 17:00:54,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:00:54,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:00:54,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:00:54,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:00:54,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:00:54,465 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-11-23 17:00:54,465 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-11-23 17:00:54,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:00:54,466 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2021-11-23 17:00:54,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2021-11-23 17:00:54,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:00:54,466 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2021-11-23 17:00:54,466 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2021-11-23 17:00:54,466 INFO L130 BoogieDeclarations]: Found specification of procedure s_update_template_size [2021-11-23 17:00:54,466 INFO L138 BoogieDeclarations]: Found implementation of procedure s_update_template_size [2021-11-23 17:00:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:00:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:00:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:00:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2021-11-23 17:00:54,467 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2021-11-23 17:00:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_calloc [2021-11-23 17:00:54,468 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_calloc [2021-11-23 17:00:54,468 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2021-11-23 17:00:54,468 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2021-11-23 17:00:54,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 17:00:54,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-11-23 17:00:54,469 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:00:54,469 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:00:54,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 17:00:54,469 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2021-11-23 17:00:54,469 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2021-11-23 17:00:54,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:00:54,470 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-23 17:00:54,470 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-23 17:00:54,470 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-11-23 17:00:54,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-11-23 17:00:54,470 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2021-11-23 17:00:54,470 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2021-11-23 17:00:54,471 INFO L130 BoogieDeclarations]: Found specification of procedure s_alloc_state [2021-11-23 17:00:54,471 INFO L138 BoogieDeclarations]: Found implementation of procedure s_alloc_state [2021-11-23 17:00:54,924 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:00:54,926 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:01:04,207 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !true; [2021-11-23 17:01:04,235 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:01:04,245 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 17:01:04,245 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 17:01:04,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:01:04 BoogieIcfgContainer [2021-11-23 17:01:04,248 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 17:01:04,250 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 17:01:04,251 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 17:01:04,254 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 17:01:04,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:00:49" (1/3) ... [2021-11-23 17:01:04,256 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ccfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:01:04, skipping insertion in model container [2021-11-23 17:01:04,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (2/3) ... [2021-11-23 17:01:04,256 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ccfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:01:04, skipping insertion in model container [2021-11-23 17:01:04,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:01:04" (3/3) ... [2021-11-23 17:01:04,258 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_table_init_unbounded_harness.i [2021-11-23 17:01:04,265 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 17:01:04,265 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 17:01:04,325 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 17:01:04,333 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 17:01:04,333 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 17:01:04,363 INFO L276 IsEmpty]: Start isEmpty. Operand has 150 states, 98 states have (on average 1.2346938775510203) internal successors, (121), 98 states have internal predecessors, (121), 34 states have call successors, (34), 17 states have call predecessors, (34), 17 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2021-11-23 17:01:04,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 17:01:04,379 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:01:04,380 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 17:01:04,381 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 17:01:04,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:01:04,392 INFO L85 PathProgramCache]: Analyzing trace with hash 947556047, now seen corresponding path program 1 times [2021-11-23 17:01:04,413 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 17:01:04,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1129887097] [2021-11-23 17:01:04,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:01:04,414 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 17:01:04,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/mathsat [2021-11-23 17:01:04,422 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 17:01:04,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 17:01:04,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-23 17:01:04,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 [2021-11-23 17:01:04,789 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:01:04,793 INFO L158 Benchmark]: Toolchain (without parser) took 15407.36ms. Allocated memory was 86.0MB in the beginning and 199.2MB in the end (delta: 113.2MB). Free memory was 63.9MB in the beginning and 75.4MB in the end (delta: -11.5MB). Peak memory consumption was 102.5MB. Max. memory is 16.1GB. [2021-11-23 17:01:04,793 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 86.0MB. Free memory was 68.1MB in the beginning and 68.0MB in the end (delta: 136.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:01:04,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4564.52ms. Allocated memory was 86.0MB in the beginning and 161.5MB in the end (delta: 75.5MB). Free memory was 63.9MB in the beginning and 60.7MB in the end (delta: 3.2MB). Peak memory consumption was 87.5MB. Max. memory is 16.1GB. [2021-11-23 17:01:04,794 INFO L158 Benchmark]: Boogie Procedure Inliner took 271.02ms. Allocated memory is still 161.5MB. Free memory was 60.7MB in the beginning and 90.7MB in the end (delta: -30.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 17:01:04,794 INFO L158 Benchmark]: Boogie Preprocessor took 137.52ms. Allocated memory is still 161.5MB. Free memory was 90.7MB in the beginning and 82.3MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 17:01:04,794 INFO L158 Benchmark]: RCFGBuilder took 9877.60ms. Allocated memory was 161.5MB in the beginning and 199.2MB in the end (delta: 37.7MB). Free memory was 82.3MB in the beginning and 92.6MB in the end (delta: -10.4MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2021-11-23 17:01:04,795 INFO L158 Benchmark]: TraceAbstraction took 541.13ms. Allocated memory is still 199.2MB. Free memory was 91.6MB in the beginning and 75.4MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 17:01:04,797 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 86.0MB. Free memory was 68.1MB in the beginning and 68.0MB in the end (delta: 136.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4564.52ms. Allocated memory was 86.0MB in the beginning and 161.5MB in the end (delta: 75.5MB). Free memory was 63.9MB in the beginning and 60.7MB in the end (delta: 3.2MB). Peak memory consumption was 87.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 271.02ms. Allocated memory is still 161.5MB. Free memory was 60.7MB in the beginning and 90.7MB in the end (delta: -30.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 137.52ms. Allocated memory is still 161.5MB. Free memory was 90.7MB in the beginning and 82.3MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 9877.60ms. Allocated memory was 161.5MB in the beginning and 199.2MB in the end (delta: 37.7MB). Free memory was 82.3MB in the beginning and 92.6MB in the end (delta: -10.4MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. * TraceAbstraction took 541.13ms. Allocated memory is still 199.2MB. Free memory was 91.6MB in the beginning and 75.4MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:01:04,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3f5659-9a66-4c3f-baf2-02aa71871e5f/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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