./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:32:36,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:32:36,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:32:36,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:32:36,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:32:36,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:32:36,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:32:36,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:32:36,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:32:36,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:32:36,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:32:36,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:32:36,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:32:36,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:32:36,791 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:32:36,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:32:36,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:32:36,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:32:36,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:32:36,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:32:36,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:32:36,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:32:36,805 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:32:36,806 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:32:36,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:32:36,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:32:36,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:32:36,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:32:36,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:32:36,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:32:36,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:32:36,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:32:36,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:32:36,812 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:32:36,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:32:36,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:32:36,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:32:36,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:32:36,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:32:36,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:32:36,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:32:36,815 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 12:32:36,839 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:32:36,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:32:36,840 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:32:36,840 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:32:36,841 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:32:36,841 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:32:36,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:32:36,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:32:36,841 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:32:36,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:32:36,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 12:32:36,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:32:36,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:32:36,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:32:36,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:32:36,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:32:36,843 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:32:36,843 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:32:36,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:32:36,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:32:36,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:32:36,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:32:36,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:32:36,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:32:36,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:32:36,845 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 12:32:36,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 12:32:36,845 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:32:36,845 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:32:36,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:32:36,845 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:32:36,846 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 [2021-12-15 12:32:37,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:32:37,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:32:37,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:32:37,094 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:32:37,094 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:32:37,095 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2021-12-15 12:32:37,141 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ba2b9fa9/e77b92fe6a594b2bb62a928fd1cc77d5/FLAG793cbc7e6 [2021-12-15 12:32:37,686 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:32:37,687 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2021-12-15 12:32:37,719 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ba2b9fa9/e77b92fe6a594b2bb62a928fd1cc77d5/FLAG793cbc7e6 [2021-12-15 12:32:38,164 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ba2b9fa9/e77b92fe6a594b2bb62a928fd1cc77d5 [2021-12-15 12:32:38,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:32:38,167 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:32:38,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:32:38,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:32:38,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:32:38,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:32:38" (1/1) ... [2021-12-15 12:32:38,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c1b304f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:38, skipping insertion in model container [2021-12-15 12:32:38,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:32:38" (1/1) ... [2021-12-15 12:32:38,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:32:38,251 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:32:38,449 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2021-12-15 12:32:38,455 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2021-12-15 12:32:39,000 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,006 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,007 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,008 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,009 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,016 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,018 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,020 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,022 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,026 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,028 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,028 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,029 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,215 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:39,216 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:39,216 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:39,217 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:39,218 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:39,218 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:39,219 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:39,219 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:39,219 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:39,220 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:39,302 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:39,376 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,380 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,437 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,437 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,438 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,438 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,438 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,438 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,439 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,439 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,439 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,440 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,440 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,440 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,440 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,442 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,443 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,443 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,443 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,445 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,445 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,449 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,450 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,450 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:39,485 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:32:39,494 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2021-12-15 12:32:39,494 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2021-12-15 12:32:39,527 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,528 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,528 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,529 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,529 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,538 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,539 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,539 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,540 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,541 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,541 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,541 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,542 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,578 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:39,579 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:39,579 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:39,580 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:39,580 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:39,580 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:39,581 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:39,581 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:39,582 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:39,582 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:39,616 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:39,631 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,635 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,667 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,668 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,668 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,668 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,668 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,669 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,669 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,669 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,669 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,670 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,670 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,670 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,670 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,671 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,671 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,672 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,672 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,673 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,674 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,678 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,681 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,681 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:39,687 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:39,823 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:32:39,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:39 WrapperNode [2021-12-15 12:32:39,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:32:39,825 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:39,825 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:32:39,825 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:32:39,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:39" (1/1) ... [2021-12-15 12:32:39,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:39" (1/1) ... [2021-12-15 12:32:39,963 INFO L137 Inliner]: procedures = 698, calls = 1948, calls flagged for inlining = 62, calls inlined = 12, statements flattened = 765 [2021-12-15 12:32:39,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:39,964 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:32:39,964 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:32:39,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:32:39,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:39" (1/1) ... [2021-12-15 12:32:39,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:39" (1/1) ... [2021-12-15 12:32:39,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:39" (1/1) ... [2021-12-15 12:32:39,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:39" (1/1) ... [2021-12-15 12:32:40,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:39" (1/1) ... [2021-12-15 12:32:40,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:39" (1/1) ... [2021-12-15 12:32:40,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:39" (1/1) ... [2021-12-15 12:32:40,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:32:40,027 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:32:40,027 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:32:40,027 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:32:40,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:39" (1/1) ... [2021-12-15 12:32:40,033 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:32:40,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:32:40,061 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 12:32:40,081 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 12:32:40,101 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2021-12-15 12:32:40,101 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2021-12-15 12:32:40,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:32:40,102 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-12-15 12:32:40,102 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-12-15 12:32:40,102 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-12-15 12:32:40,102 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-12-15 12:32:40,102 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-15 12:32:40,103 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-15 12:32:40,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 12:32:40,103 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-15 12:32:40,103 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-15 12:32:40,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-15 12:32:40,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-15 12:32:40,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:32:40,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:32:40,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:32:40,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:32:40,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:32:40,104 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-15 12:32:40,105 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-15 12:32:40,107 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2021-12-15 12:32:40,107 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2021-12-15 12:32:40,107 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-15 12:32:40,107 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-15 12:32:40,108 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-12-15 12:32:40,108 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-12-15 12:32:40,108 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2021-12-15 12:32:40,108 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2021-12-15 12:32:40,108 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 12:32:40,112 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 12:32:40,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:32:40,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:32:40,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:32:40,112 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-15 12:32:40,112 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-15 12:32:40,113 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-15 12:32:40,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-15 12:32:40,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 12:32:40,113 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-12-15 12:32:40,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-12-15 12:32:40,113 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2021-12-15 12:32:40,113 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2021-12-15 12:32:40,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 12:32:40,384 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:32:40,386 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:32:40,856 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:32:40,861 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:32:40,861 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-15 12:32:40,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:40 BoogieIcfgContainer [2021-12-15 12:32:40,863 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:32:40,864 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:32:40,865 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:32:40,867 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:32:40,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:32:38" (1/3) ... [2021-12-15 12:32:40,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@524a33b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:40, skipping insertion in model container [2021-12-15 12:32:40,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:39" (2/3) ... [2021-12-15 12:32:40,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@524a33b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:40, skipping insertion in model container [2021-12-15 12:32:40,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:40" (3/3) ... [2021-12-15 12:32:40,871 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_swap_harness.i [2021-12-15 12:32:40,876 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:32:40,876 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:32:40,920 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:32:40,936 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=PETRI_NET, 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 [2021-12-15 12:32:40,936 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:32:40,956 INFO L276 IsEmpty]: Start isEmpty. Operand has 196 states, 129 states have (on average 1.2403100775193798) internal successors, (160), 130 states have internal predecessors, (160), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2021-12-15 12:32:40,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-12-15 12:32:40,966 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:32:40,966 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-15 12:32:40,967 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:32:40,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:32:40,970 INFO L85 PathProgramCache]: Analyzing trace with hash 969840853, now seen corresponding path program 1 times [2021-12-15 12:32:40,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 12:32:40,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538027965] [2021-12-15 12:32:40,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:32:40,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 12:32:41,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 12:32:41,079 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.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.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) [2021-12-15 12:32:41,083 INFO L158 Benchmark]: Toolchain (without parser) took 2915.23ms. Allocated memory was 94.4MB in the beginning and 142.6MB in the end (delta: 48.2MB). Free memory was 57.5MB in the beginning and 70.5MB in the end (delta: -13.0MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2021-12-15 12:32:41,083 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 94.4MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:32:41,084 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1656.91ms. Allocated memory was 94.4MB in the beginning and 142.6MB in the end (delta: 48.2MB). Free memory was 57.3MB in the beginning and 86.0MB in the end (delta: -28.7MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2021-12-15 12:32:41,084 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.10ms. Allocated memory is still 142.6MB. Free memory was 86.0MB in the beginning and 75.5MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 12:32:41,086 INFO L158 Benchmark]: Boogie Preprocessor took 62.69ms. Allocated memory is still 142.6MB. Free memory was 75.5MB in the beginning and 68.5MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 12:32:41,086 INFO L158 Benchmark]: RCFGBuilder took 836.24ms. Allocated memory is still 142.6MB. Free memory was 68.5MB in the beginning and 84.4MB in the end (delta: -15.9MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2021-12-15 12:32:41,088 INFO L158 Benchmark]: TraceAbstraction took 216.88ms. Allocated memory is still 142.6MB. Free memory was 84.4MB in the beginning and 70.5MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 12:32:41,091 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 94.4MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1656.91ms. Allocated memory was 94.4MB in the beginning and 142.6MB in the end (delta: 48.2MB). Free memory was 57.3MB in the beginning and 86.0MB in the end (delta: -28.7MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.10ms. Allocated memory is still 142.6MB. Free memory was 86.0MB in the beginning and 75.5MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.69ms. Allocated memory is still 142.6MB. Free memory was 75.5MB in the beginning and 68.5MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 836.24ms. Allocated memory is still 142.6MB. Free memory was 68.5MB in the beginning and 84.4MB in the end (delta: -15.9MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * TraceAbstraction took 216.88ms. Allocated memory is still 142.6MB. Free memory was 84.4MB in the beginning and 70.5MB in the end (delta: 13.9MB). 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. [2021-12-15 12:32:41,121 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:32:42,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:32:42,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:32:42,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:32:42,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:32:42,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:32:42,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:32:42,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:32:42,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:32:42,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:32:42,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:32:42,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:32:42,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:32:42,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:32:42,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:32:42,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:32:42,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:32:42,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:32:42,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:32:42,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:32:42,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:32:42,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:32:42,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:32:42,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:32:42,856 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:32:42,857 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:32:42,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:32:42,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:32:42,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:32:42,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:32:42,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:32:42,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:32:42,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:32:42,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:32:42,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:32:42,862 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:32:42,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:32:42,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:32:42,863 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:32:42,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:32:42,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:32:42,865 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 12:32:42,893 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:32:42,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:32:42,894 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:32:42,895 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:32:42,895 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:32:42,895 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:32:42,896 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:32:42,896 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:32:42,896 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:32:42,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:32:42,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:32:42,897 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:32:42,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:32:42,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:32:42,898 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 12:32:42,898 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 12:32:42,898 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 12:32:42,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:32:42,898 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:32:42,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:32:42,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:32:42,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:32:42,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:32:42,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:32:42,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:32:42,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:32:42,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:32:42,900 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 12:32:42,900 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 12:32:42,900 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:32:42,900 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:32:42,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:32:42,901 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:32:42,901 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 12:32:42,901 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 [2021-12-15 12:32:43,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:32:43,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:32:43,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:32:43,209 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:32:43,209 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:32:43,210 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2021-12-15 12:32:43,259 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73bad1a6a/23836fa2963c482791d3d3d360548db7/FLAG90def9f9b [2021-12-15 12:32:43,866 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:32:43,867 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i [2021-12-15 12:32:43,896 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73bad1a6a/23836fa2963c482791d3d3d360548db7/FLAG90def9f9b [2021-12-15 12:32:44,283 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73bad1a6a/23836fa2963c482791d3d3d360548db7 [2021-12-15 12:32:44,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:32:44,285 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:32:44,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:32:44,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:32:44,292 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:32:44,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:32:44" (1/1) ... [2021-12-15 12:32:44,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26d27409 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:44, skipping insertion in model container [2021-12-15 12:32:44,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:32:44" (1/1) ... [2021-12-15 12:32:44,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:32:44,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:32:44,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2021-12-15 12:32:44,574 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2021-12-15 12:32:45,040 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,041 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,041 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,042 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,042 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,050 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,051 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,052 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,052 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,053 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,054 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,055 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,055 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,257 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:45,258 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:45,259 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:45,260 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:45,261 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:45,261 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:45,261 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:45,262 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:45,262 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:45,263 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:45,391 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:45,420 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,432 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,482 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,483 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,484 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,485 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,486 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,487 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,487 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,488 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,488 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,488 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,489 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,489 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,489 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,492 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,493 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,493 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,493 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,508 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,509 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,516 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,517 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,517 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:45,570 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 12:32:45,628 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:32:45,633 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2021-12-15 12:32:45,636 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2021-12-15 12:32:45,675 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,675 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,675 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,676 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,676 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,682 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,683 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,683 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,684 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,685 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,685 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,686 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,686 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,709 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:45,711 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:45,711 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:45,712 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:45,712 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:45,712 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:45,722 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:45,723 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:45,723 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:45,724 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:45,743 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:45,763 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,767 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,794 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,795 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,796 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,796 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,796 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,797 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,797 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,798 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,798 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,798 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,798 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,799 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,799 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,805 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,805 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,806 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,806 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,808 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,808 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,813 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,814 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,814 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:45,844 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:32:45,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2021-12-15 12:32:45,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2021-12-15 12:32:45,888 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,889 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,889 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,889 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,890 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,893 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,893 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,894 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,894 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,895 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,895 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,895 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,896 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,916 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:45,917 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:45,917 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:45,917 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:45,918 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:45,918 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:45,918 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:45,919 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:45,919 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:45,920 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:45,930 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:45,948 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,950 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,964 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,965 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,965 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,965 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,965 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,965 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,966 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,966 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,966 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,967 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,967 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,967 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,967 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,968 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,968 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,969 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,969 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,972 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,973 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,976 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,976 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,977 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:45,983 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:46,200 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:32:46,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:46 WrapperNode [2021-12-15 12:32:46,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:32:46,208 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:46,208 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:32:46,208 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:32:46,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:46" (1/1) ... [2021-12-15 12:32:46,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:46" (1/1) ... [2021-12-15 12:32:46,406 INFO L137 Inliner]: procedures = 718, calls = 1948, calls flagged for inlining = 62, calls inlined = 12, statements flattened = 764 [2021-12-15 12:32:46,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:46,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:32:46,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:32:46,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:32:46,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:46" (1/1) ... [2021-12-15 12:32:46,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:46" (1/1) ... [2021-12-15 12:32:46,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:46" (1/1) ... [2021-12-15 12:32:46,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:46" (1/1) ... [2021-12-15 12:32:46,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:46" (1/1) ... [2021-12-15 12:32:46,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:46" (1/1) ... [2021-12-15 12:32:46,461 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:46" (1/1) ... [2021-12-15 12:32:46,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:32:46,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:32:46,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:32:46,470 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:32:46,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:46" (1/1) ... [2021-12-15 12:32:46,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:32:46,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:32:46,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 12:32:46,507 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 12:32:46,535 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2021-12-15 12:32:46,535 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2021-12-15 12:32:46,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:32:46,536 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-12-15 12:32:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-12-15 12:32:46,536 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-12-15 12:32:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-12-15 12:32:46,536 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-15 12:32:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-15 12:32:46,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 12:32:46,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 12:32:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 12:32:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-15 12:32:46,537 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-15 12:32:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-15 12:32:46,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-15 12:32:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:32:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:32:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:32:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:32:46,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:32:46,538 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-15 12:32:46,538 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-15 12:32:46,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 12:32:46,538 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2021-12-15 12:32:46,538 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2021-12-15 12:32:46,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 12:32:46,538 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-15 12:32:46,538 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-15 12:32:46,538 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-12-15 12:32:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-12-15 12:32:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2021-12-15 12:32:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2021-12-15 12:32:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 12:32:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 12:32:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:32:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:32:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 12:32:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 12:32:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:32:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-15 12:32:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-15 12:32:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-15 12:32:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-15 12:32:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-12-15 12:32:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-12-15 12:32:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2021-12-15 12:32:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2021-12-15 12:32:46,847 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:32:46,849 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:32:50,273 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:32:50,288 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:32:50,288 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-15 12:32:50,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:50 BoogieIcfgContainer [2021-12-15 12:32:50,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:32:50,290 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:32:50,290 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:32:50,292 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:32:50,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:32:44" (1/3) ... [2021-12-15 12:32:50,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@292be0d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:50, skipping insertion in model container [2021-12-15 12:32:50,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:46" (2/3) ... [2021-12-15 12:32:50,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@292be0d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:50, skipping insertion in model container [2021-12-15 12:32:50,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:50" (3/3) ... [2021-12-15 12:32:50,294 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_swap_harness.i [2021-12-15 12:32:50,297 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:32:50,297 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:32:50,339 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:32:50,346 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=PETRI_NET, 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 [2021-12-15 12:32:50,346 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:32:50,361 INFO L276 IsEmpty]: Start isEmpty. Operand has 196 states, 129 states have (on average 1.2403100775193798) internal successors, (160), 130 states have internal predecessors, (160), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2021-12-15 12:32:50,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-12-15 12:32:50,373 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:32:50,374 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-15 12:32:50,374 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:32:50,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:32:50,379 INFO L85 PathProgramCache]: Analyzing trace with hash 969840853, now seen corresponding path program 1 times [2021-12-15 12:32:50,390 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 12:32:50,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1603014183] [2021-12-15 12:32:50,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:32:50,391 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 12:32:50,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 12:32:50,393 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-15 12:32:50,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-15 12:32:50,493 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-15 12:32:50,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-15 12:32:50,692 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) [2021-12-15 12:32:50,696 INFO L158 Benchmark]: Toolchain (without parser) took 6410.29ms. Allocated memory was 62.9MB in the beginning and 216.0MB in the end (delta: 153.1MB). Free memory was 35.0MB in the beginning and 138.7MB in the end (delta: -103.7MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2021-12-15 12:32:50,696 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 62.9MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:32:50,697 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1920.78ms. Allocated memory was 62.9MB in the beginning and 119.5MB in the end (delta: 56.6MB). Free memory was 34.8MB in the beginning and 48.2MB in the end (delta: -13.5MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2021-12-15 12:32:50,697 INFO L158 Benchmark]: Boogie Procedure Inliner took 200.05ms. Allocated memory is still 119.5MB. Free memory was 48.2MB in the beginning and 70.9MB in the end (delta: -22.6MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2021-12-15 12:32:50,697 INFO L158 Benchmark]: Boogie Preprocessor took 61.32ms. Allocated memory is still 119.5MB. Free memory was 70.1MB in the beginning and 63.0MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-15 12:32:50,698 INFO L158 Benchmark]: RCFGBuilder took 3819.21ms. Allocated memory was 119.5MB in the beginning and 216.0MB in the end (delta: 96.5MB). Free memory was 63.0MB in the beginning and 155.9MB in the end (delta: -92.9MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2021-12-15 12:32:50,698 INFO L158 Benchmark]: TraceAbstraction took 404.75ms. Allocated memory is still 216.0MB. Free memory was 154.8MB in the beginning and 138.7MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-15 12:32:50,700 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 62.9MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1920.78ms. Allocated memory was 62.9MB in the beginning and 119.5MB in the end (delta: 56.6MB). Free memory was 34.8MB in the beginning and 48.2MB in the end (delta: -13.5MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 200.05ms. Allocated memory is still 119.5MB. Free memory was 48.2MB in the beginning and 70.9MB in the end (delta: -22.6MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.32ms. Allocated memory is still 119.5MB. Free memory was 70.1MB in the beginning and 63.0MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3819.21ms. Allocated memory was 119.5MB in the beginning and 216.0MB in the end (delta: 96.5MB). Free memory was 63.0MB in the beginning and 155.9MB in the end (delta: -92.9MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. * TraceAbstraction took 404.75ms. Allocated memory is still 216.0MB. Free memory was 154.8MB in the beginning and 138.7MB in the end (delta: 16.1MB). 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. [2021-12-15 12:32:50,738 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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