./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_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_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/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_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/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_f7c987db-320c-4a65-86a9-643d6f288198/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 b3a4c419b37775228591ece5e3d6f656f72fec2754e6367fae2de091f5a5d0db --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:44:50,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:44:50,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:44:50,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:44:50,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:44:50,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:44:50,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:44:50,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:44:50,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:44:50,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:44:50,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:44:50,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:44:50,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:44:50,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:44:50,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:44:50,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:44:50,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:44:50,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:44:50,680 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:44:50,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:44:50,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:44:50,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:44:50,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:44:50,693 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:44:50,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:44:50,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:44:50,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:44:50,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:44:50,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:44:50,709 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:44:50,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:44:50,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:44:50,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:44:50,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:44:50,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:44:50,717 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:44:50,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:44:50,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:44:50,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:44:50,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:44:50,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:44:50,720 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 16:44:50,747 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:44:50,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:44:50,747 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:44:50,747 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:44:50,748 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:44:50,748 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:44:50,749 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:44:50,749 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:44:50,749 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:44:50,749 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 16:44:50,750 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:44:50,750 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:44:50,750 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 16:44:50,750 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 16:44:50,750 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:44:50,751 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 16:44:50,751 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 16:44:50,751 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 16:44:50,752 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:44:50,752 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 16:44:50,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:44:50,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:44:50,753 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:44:50,753 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:44:50,753 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:44:50,753 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:44:50,754 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:44:50,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:44:50,754 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:44:50,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:44:50,755 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:44:50,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:44:50,755 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:44:50,755 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 16:44:50,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 16:44:50,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:44:50,756 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:44:50,756 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:44:50,756 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_f7c987db-320c-4a65-86a9-643d6f288198/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3a4c419b37775228591ece5e3d6f656f72fec2754e6367fae2de091f5a5d0db [2021-11-23 16:44:51,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:44:51,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:44:51,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:44:51,073 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:44:51,075 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:44:51,077 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness.i [2021-11-23 16:44:51,143 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/data/0f7df9bd0/30d542270591485aa839dafcdaa2caef/FLAG05542eb69 [2021-11-23 16:44:51,868 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:44:51,869 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness.i [2021-11-23 16:44:51,912 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/data/0f7df9bd0/30d542270591485aa839dafcdaa2caef/FLAG05542eb69 [2021-11-23 16:44:52,152 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/data/0f7df9bd0/30d542270591485aa839dafcdaa2caef [2021-11-23 16:44:52,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:44:52,156 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:44:52,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:44:52,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:44:52,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:44:52,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:44:52" (1/1) ... [2021-11-23 16:44:52,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51ef0def and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:52, skipping insertion in model container [2021-11-23 16:44:52,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:44:52" (1/1) ... [2021-11-23 16:44:52,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:44:52,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:44:52,576 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_f7c987db-320c-4a65-86a9-643d6f288198/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness.i[4497,4510] [2021-11-23 16:44:52,583 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_f7c987db-320c-4a65-86a9-643d6f288198/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness.i[4557,4570] [2021-11-23 16:44:53,631 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:53,636 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:53,637 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:53,641 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:53,645 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:53,659 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:53,660 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:53,662 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:53,663 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:53,665 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:53,666 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:53,667 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:53,667 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:54,066 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 16:44:54,068 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 16:44:54,071 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 16:44:54,073 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 16:44:54,075 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 16:44:54,078 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 16:44:54,081 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 16:44:54,086 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 16:44:54,087 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 16:44:54,088 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 16:44:54,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:44:54,336 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:44:54,350 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_f7c987db-320c-4a65-86a9-643d6f288198/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness.i[4497,4510] [2021-11-23 16:44:54,351 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_f7c987db-320c-4a65-86a9-643d6f288198/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness.i[4557,4570] [2021-11-23 16:44:54,437 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:54,437 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:54,438 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:54,438 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:54,444 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:54,460 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:54,461 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:54,462 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:54,463 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:54,484 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:54,485 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:54,485 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:54,486 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:44:54,565 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 16:44:54,566 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 16:44:54,567 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 16:44:54,568 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 16:44:54,569 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 16:44:54,570 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 16:44:54,570 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 16:44:54,572 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 16:44:54,573 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 16:44:54,574 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 16:44:54,650 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:44:54,981 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:44:54,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54 WrapperNode [2021-11-23 16:44:54,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:44:54,983 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:44:54,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:44:54,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:44:54,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:55,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:55,215 INFO L137 Inliner]: procedures = 679, calls = 1241, calls flagged for inlining = 40, calls inlined = 6, statements flattened = 513 [2021-11-23 16:44:55,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:44:55,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:44:55,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:44:55,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:44:55,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:55,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:55,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:55,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:55,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:55,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:55,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:55,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:44:55,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:44:55,322 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:44:55,322 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:44:55,327 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:44:54" (1/1) ... [2021-11-23 16:44:55,337 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:44:55,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:44:55,372 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:44:55,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:44:55,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:44:55,426 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-23 16:44:55,427 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-23 16:44:55,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 16:44:55,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 16:44:55,429 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_u64_saturating [2021-11-23 16:44:55,429 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_u64_saturating [2021-11-23 16:44:55,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:44:55,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:44:55,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:44:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:44:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 16:44:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-23 16:44:55,431 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-23 16:44:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 16:44:55,690 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:44:55,692 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:44:56,454 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:44:56,549 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 16:44:56,560 INFO L158 Benchmark]: Toolchain (without parser) took 4401.41ms. Allocated memory was 102.8MB in the beginning and 180.4MB in the end (delta: 77.6MB). Free memory was 63.2MB in the beginning and 91.5MB in the end (delta: -28.3MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. [2021-11-23 16:44:56,560 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 102.8MB. Free memory is still 56.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:44:56,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2825.46ms. Allocated memory was 102.8MB in the beginning and 180.4MB in the end (delta: 77.6MB). Free memory was 62.9MB in the beginning and 133.5MB in the end (delta: -70.6MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. [2021-11-23 16:44:56,563 INFO L158 Benchmark]: Boogie Procedure Inliner took 232.40ms. Allocated memory is still 180.4MB. Free memory was 133.5MB in the beginning and 126.1MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 16:44:56,564 INFO L158 Benchmark]: Boogie Preprocessor took 101.20ms. Allocated memory is still 180.4MB. Free memory was 126.1MB in the beginning and 121.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 16:44:56,566 INFO L158 Benchmark]: RCFGBuilder took 1234.84ms. Allocated memory is still 180.4MB. Free memory was 121.9MB in the beginning and 91.5MB in the end (delta: 30.4MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2021-11-23 16:44:56,575 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 102.8MB. Free memory is still 56.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2825.46ms. Allocated memory was 102.8MB in the beginning and 180.4MB in the end (delta: 77.6MB). Free memory was 62.9MB in the beginning and 133.5MB in the end (delta: -70.6MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 232.40ms. Allocated memory is still 180.4MB. Free memory was 133.5MB in the beginning and 126.1MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.20ms. Allocated memory is still 180.4MB. Free memory was 126.1MB in the beginning and 121.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1234.84ms. Allocated memory is still 180.4MB. Free memory was 121.9MB in the beginning and 91.5MB in the end (delta: 30.4MB). Peak memory consumption was 38.6MB. 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 16:44:56,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/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_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/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_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/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_f7c987db-320c-4a65-86a9-643d6f288198/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 b3a4c419b37775228591ece5e3d6f656f72fec2754e6367fae2de091f5a5d0db --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:44:59,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:44:59,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:44:59,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:44:59,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:44:59,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:44:59,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:44:59,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:44:59,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:44:59,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:44:59,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:44:59,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:44:59,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:44:59,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:44:59,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:44:59,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:44:59,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:44:59,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:44:59,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:44:59,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:44:59,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:44:59,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:44:59,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:44:59,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:44:59,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:44:59,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:44:59,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:44:59,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:44:59,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:44:59,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:44:59,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:44:59,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:44:59,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:44:59,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:44:59,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:44:59,260 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:44:59,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:44:59,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:44:59,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:44:59,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:44:59,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:44:59,265 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 16:44:59,310 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:44:59,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:44:59,311 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:44:59,311 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:44:59,312 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:44:59,312 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:44:59,313 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:44:59,313 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:44:59,314 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:44:59,314 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:44:59,315 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:44:59,315 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:44:59,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:44:59,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:44:59,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:44:59,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:44:59,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:44:59,318 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 16:44:59,318 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 16:44:59,318 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 16:44:59,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:44:59,318 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:44:59,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:44:59,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:44:59,319 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 16:44:59,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:44:59,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:44:59,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:44:59,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:44:59,320 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:44:59,320 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 16:44:59,320 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 16:44:59,321 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:44:59,321 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:44:59,321 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:44:59,322 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_f7c987db-320c-4a65-86a9-643d6f288198/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3a4c419b37775228591ece5e3d6f656f72fec2754e6367fae2de091f5a5d0db [2021-11-23 16:44:59,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:44:59,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:44:59,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:44:59,727 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:44:59,728 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:44:59,729 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness.i [2021-11-23 16:44:59,812 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/data/8846dfd56/d99e5febcd3a4f3ba2d468653c83cc76/FLAG29c86c1b2 [2021-11-23 16:45:00,770 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:45:00,771 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness.i [2021-11-23 16:45:00,809 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/data/8846dfd56/d99e5febcd3a4f3ba2d468653c83cc76/FLAG29c86c1b2 [2021-11-23 16:45:01,220 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/data/8846dfd56/d99e5febcd3a4f3ba2d468653c83cc76 [2021-11-23 16:45:01,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:45:01,226 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:45:01,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:01,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:45:01,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:45:01,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:01" (1/1) ... [2021-11-23 16:45:01,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18a273e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:01, skipping insertion in model container [2021-11-23 16:45:01,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:01" (1/1) ... [2021-11-23 16:45:01,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:45:01,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:45:01,702 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_f7c987db-320c-4a65-86a9-643d6f288198/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness.i[4497,4510] [2021-11-23 16:45:01,707 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_f7c987db-320c-4a65-86a9-643d6f288198/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness.i[4557,4570] [2021-11-23 16:45:02,762 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:02,764 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:02,765 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:02,769 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:02,770 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:02,793 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:02,796 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:02,798 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:02,798 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:02,801 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:02,803 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:02,804 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:02,805 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:03,305 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 16:45:03,306 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 16:45:03,307 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 16:45:03,308 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 16:45:03,310 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 16:45:03,310 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 16:45:03,311 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 16:45:03,312 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 16:45:03,312 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 16:45:03,313 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 16:45:03,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:45:03,608 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:45:03,622 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_f7c987db-320c-4a65-86a9-643d6f288198/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness.i[4497,4510] [2021-11-23 16:45:03,622 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_f7c987db-320c-4a65-86a9-643d6f288198/sv-benchmarks/c/aws-c-common/aws_mul_size_saturating_harness.i[4557,4570] [2021-11-23 16:45:03,666 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:03,666 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:03,667 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:03,667 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:03,668 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:03,676 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:03,677 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:03,678 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:03,678 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:03,679 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:03,680 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:03,681 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:03,681 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 16:45:03,729 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 16:45:03,730 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 16:45:03,730 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 16:45:03,731 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 16:45:03,732 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 16:45:03,733 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 16:45:03,734 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 16:45:03,734 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 16:45:03,735 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 16:45:03,735 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 16:45:03,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:45:04,170 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:45:04,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:04 WrapperNode [2021-11-23 16:45:04,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:04,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:45:04,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:45:04,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:45:04,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:04" (1/1) ... [2021-11-23 16:45:04,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:04" (1/1) ... [2021-11-23 16:45:04,359 INFO L137 Inliner]: procedures = 699, calls = 1241, calls flagged for inlining = 40, calls inlined = 6, statements flattened = 512 [2021-11-23 16:45:04,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:45:04,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:45:04,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:45:04,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:45:04,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:04" (1/1) ... [2021-11-23 16:45:04,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:04" (1/1) ... [2021-11-23 16:45:04,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:04" (1/1) ... [2021-11-23 16:45:04,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:04" (1/1) ... [2021-11-23 16:45:04,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:04" (1/1) ... [2021-11-23 16:45:04,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:04" (1/1) ... [2021-11-23 16:45:04,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:04" (1/1) ... [2021-11-23 16:45:04,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:45:04,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:45:04,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:45:04,453 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:45:04,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:04" (1/1) ... [2021-11-23 16:45:04,461 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:45:04,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:45:04,487 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:45:04,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:45:04,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:45:04,533 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-23 16:45:04,533 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-23 16:45:04,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 16:45:04,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 16:45:04,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 16:45:04,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 16:45:04,535 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_u64_saturating [2021-11-23 16:45:04,536 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_u64_saturating [2021-11-23 16:45:04,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:45:04,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:45:04,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:45:04,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:45:04,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 16:45:04,537 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-23 16:45:04,538 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-23 16:45:04,852 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:45:04,854 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:45:06,362 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:45:06,368 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 16:45:06,369 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 16:45:06,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:45:06 BoogieIcfgContainer [2021-11-23 16:45:06,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 16:45:06,373 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 16:45:06,373 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 16:45:06,376 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 16:45:06,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:45:01" (1/3) ... [2021-11-23 16:45:06,377 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@774afd90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:45:06, skipping insertion in model container [2021-11-23 16:45:06,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:04" (2/3) ... [2021-11-23 16:45:06,377 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@774afd90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:45:06, skipping insertion in model container [2021-11-23 16:45:06,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:45:06" (3/3) ... [2021-11-23 16:45:06,379 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_mul_size_saturating_harness.i [2021-11-23 16:45:06,384 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 16:45:06,384 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 16:45:06,433 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 16:45:06,440 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 16:45:06,441 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 16:45:06,456 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 29 states have (on average 1.3103448275862069) internal successors, (38), 33 states have internal predecessors, (38), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 5 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-23 16:45:06,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 16:45:06,462 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 16:45:06,462 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 16:45:06,463 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 16:45:06,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 16:45:06,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1556748889, now seen corresponding path program 1 times [2021-11-23 16:45:06,484 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 16:45:06,485 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1819372021] [2021-11-23 16:45:06,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 16:45:06,486 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 16:45:06,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/mathsat [2021-11-23 16:45:06,495 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 16:45:06,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 16:45:06,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-23 16:45:06,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 [2021-11-23 16:45:06,793 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 16:45:06,798 INFO L158 Benchmark]: Toolchain (without parser) took 5570.47ms. Allocated memory was 79.7MB in the beginning and 123.7MB in the end (delta: 44.0MB). Free memory was 60.1MB in the beginning and 70.6MB in the end (delta: -10.4MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2021-11-23 16:45:06,798 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 79.7MB. Free memory was 61.7MB in the beginning and 61.7MB in the end (delta: 69.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:45:06,799 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2940.52ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 60.0MB in the beginning and 62.1MB in the end (delta: -2.1MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2021-11-23 16:45:06,800 INFO L158 Benchmark]: Boogie Procedure Inliner took 188.26ms. Allocated memory is still 102.8MB. Free memory was 62.1MB in the beginning and 54.3MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 16:45:06,801 INFO L158 Benchmark]: Boogie Preprocessor took 90.95ms. Allocated memory is still 102.8MB. Free memory was 54.3MB in the beginning and 50.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 16:45:06,801 INFO L158 Benchmark]: RCFGBuilder took 1918.50ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 49.5MB in the beginning and 83.4MB in the end (delta: -33.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 16:45:06,802 INFO L158 Benchmark]: TraceAbstraction took 422.93ms. Allocated memory is still 123.7MB. Free memory was 82.9MB in the beginning and 70.6MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 16:45:06,806 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 79.7MB. Free memory was 61.7MB in the beginning and 61.7MB in the end (delta: 69.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2940.52ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 60.0MB in the beginning and 62.1MB in the end (delta: -2.1MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 188.26ms. Allocated memory is still 102.8MB. Free memory was 62.1MB in the beginning and 54.3MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.95ms. Allocated memory is still 102.8MB. Free memory was 54.3MB in the beginning and 50.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1918.50ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 49.5MB in the beginning and 83.4MB in the end (delta: -33.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 422.93ms. Allocated memory is still 123.7MB. Free memory was 82.9MB in the beginning and 70.6MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. 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 16:45:06,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7c987db-320c-4a65-86a9-643d6f288198/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