./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_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_remove_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 1ebada516f0ccae5e55b91f6e0fe5802f70171054dc79c047f46877ad506c65e --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:32:27,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:32:27,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:32:27,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:32:27,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:32:27,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:32:27,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:32:27,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:32:27,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:32:27,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:32:27,544 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:32:27,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:32:27,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:32:27,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:32:27,548 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:32:27,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:32:27,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:32:27,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:32:27,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:32:27,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:32:27,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:32:27,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:32:27,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:32:27,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:32:27,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:32:27,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:32:27,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:32:27,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:32:27,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:32:27,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:32:27,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:32:27,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:32:27,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:32:27,570 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:32:27,571 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:32:27,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:32:27,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:32:27,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:32:27,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:32:27,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:32:27,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:32:27,574 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 12:32:27,602 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:32:27,602 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:32:27,603 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:32:27,603 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:32:27,604 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:32:27,604 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:32:27,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:32:27,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:32:27,605 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:32:27,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:32:27,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 12:32:27,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:32:27,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:32:27,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:32:27,606 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:32:27,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:32:27,606 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:32:27,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:32:27,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:32:27,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:32:27,607 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:32:27,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:32:27,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:32:27,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:32:27,607 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:32:27,608 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 12:32:27,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 12:32:27,609 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:32:27,609 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:32:27,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:32:27,609 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:32:27,609 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ebada516f0ccae5e55b91f6e0fe5802f70171054dc79c047f46877ad506c65e [2021-12-15 12:32:27,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:32:27,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:32:27,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:32:27,862 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:32:27,864 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:32:27,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i [2021-12-15 12:32:27,912 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a805324d7/bc093740beff4797acf93fed5c0a4239/FLAGd4ecf886a [2021-12-15 12:32:28,507 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:32:28,508 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i [2021-12-15 12:32:28,541 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a805324d7/bc093740beff4797acf93fed5c0a4239/FLAGd4ecf886a [2021-12-15 12:32:28,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a805324d7/bc093740beff4797acf93fed5c0a4239 [2021-12-15 12:32:28,948 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:32:28,949 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:32:28,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:32:28,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:32:28,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:32:28,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:32:28" (1/1) ... [2021-12-15 12:32:28,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39b68b2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:28, skipping insertion in model container [2021-12-15 12:32:28,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:32:28" (1/1) ... [2021-12-15 12:32:28,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:32:29,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:32:29,245 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_remove_harness.i[4499,4512] [2021-12-15 12:32:29,251 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_remove_harness.i[4559,4572] [2021-12-15 12:32:29,732 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:29,732 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:29,733 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:29,733 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:29,734 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:29,744 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:29,746 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:29,747 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:29,748 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:29,749 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:29,749 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:29,750 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:29,750 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:29,968 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:29,969 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:29,969 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:29,970 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:29,971 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:29,971 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:29,972 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:29,972 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:29,972 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:29,973 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:30,093 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:30,138 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,147 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,186 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,187 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,187 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,187 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,187 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,188 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,189 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,190 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,190 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,191 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,191 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,191 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,191 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,194 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,194 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,194 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,195 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,197 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,205 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,221 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,225 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,226 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,234 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,235 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,235 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:30,265 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:32:30,286 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_remove_harness.i[4499,4512] [2021-12-15 12:32:30,288 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_remove_harness.i[4559,4572] [2021-12-15 12:32:30,325 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,326 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,326 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,327 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,327 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,335 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,336 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,336 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,337 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,338 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,339 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,339 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,340 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,372 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:30,374 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:30,375 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:30,376 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:30,376 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:30,377 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:30,377 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:30,378 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:30,378 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:30,378 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:30,417 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:30,429 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,432 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,460 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,461 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,462 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,462 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,462 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,463 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,463 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,463 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,464 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,464 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,465 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,465 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,465 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,467 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,467 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,468 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,468 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,470 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,470 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,477 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,478 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,478 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,485 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,485 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,492 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:30,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:30,625 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:32:30,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:30 WrapperNode [2021-12-15 12:32:30,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:32:30,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:30,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:32:30,627 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:32:30,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:30" (1/1) ... [2021-12-15 12:32:30,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:30" (1/1) ... [2021-12-15 12:32:30,755 INFO L137 Inliner]: procedures = 697, calls = 1921, calls flagged for inlining = 60, calls inlined = 15, statements flattened = 1060 [2021-12-15 12:32:30,758 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:30,759 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:32:30,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:32:30,759 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:32:30,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:30" (1/1) ... [2021-12-15 12:32:30,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:30" (1/1) ... [2021-12-15 12:32:30,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:30" (1/1) ... [2021-12-15 12:32:30,785 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:30" (1/1) ... [2021-12-15 12:32:30,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:30" (1/1) ... [2021-12-15 12:32:30,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:30" (1/1) ... [2021-12-15 12:32:30,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:30" (1/1) ... [2021-12-15 12:32:30,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:32:30,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:32:30,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:32:30,849 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:32:30,849 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:30" (1/1) ... [2021-12-15 12:32:30,859 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:32:30,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:32:30,878 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 12:32:30,888 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 12:32:30,907 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2021-12-15 12:32:30,908 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2021-12-15 12:32:30,908 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2021-12-15 12:32:30,908 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2021-12-15 12:32:30,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:32:30,908 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-12-15 12:32:30,908 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-12-15 12:32:30,908 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-12-15 12:32:30,909 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-12-15 12:32:30,909 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-15 12:32:30,909 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-15 12:32:30,909 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2021-12-15 12:32:30,909 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2021-12-15 12:32:30,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 12:32:30,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 12:32:30,912 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-15 12:32:30,912 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-15 12:32:30,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-15 12:32:30,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-15 12:32:30,912 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_node [2021-12-15 12:32:30,912 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_node [2021-12-15 12:32:30,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:32:30,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:32:30,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:32:30,916 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2021-12-15 12:32:30,916 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2021-12-15 12:32:30,917 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2021-12-15 12:32:30,917 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2021-12-15 12:32:30,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:32:30,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:32:30,917 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-15 12:32:30,917 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-15 12:32:30,917 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-15 12:32:30,917 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-15 12:32:30,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 12:32:30,918 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-12-15 12:32:30,918 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-12-15 12:32:30,918 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2021-12-15 12:32:30,918 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2021-12-15 12:32:30,918 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2021-12-15 12:32:30,918 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2021-12-15 12:32:30,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 12:32:30,918 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 12:32:30,918 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 12:32:30,918 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 12:32:30,919 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2021-12-15 12:32:30,919 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2021-12-15 12:32:30,919 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2021-12-15 12:32:30,919 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2021-12-15 12:32:30,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:32:30,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:32:30,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:32:30,919 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2021-12-15 12:32:30,919 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2021-12-15 12:32:30,919 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-15 12:32:30,920 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-15 12:32:30,920 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-15 12:32:30,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-15 12:32:30,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 12:32:30,920 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-12-15 12:32:30,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-12-15 12:32:30,921 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2021-12-15 12:32:30,921 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2021-12-15 12:32:30,921 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 12:32:30,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 12:32:30,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 12:32:30,921 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2021-12-15 12:32:30,921 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2021-12-15 12:32:31,214 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:32:31,216 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:32:33,031 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:32:33,043 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:32:33,044 INFO L301 CfgBuilder]: Removed 8 assume(true) statements. [2021-12-15 12:32:33,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:33 BoogieIcfgContainer [2021-12-15 12:32:33,046 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:32:33,048 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:32:33,048 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:32:33,050 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:32:33,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:32:28" (1/3) ... [2021-12-15 12:32:33,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30766c8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:33, skipping insertion in model container [2021-12-15 12:32:33,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:30" (2/3) ... [2021-12-15 12:32:33,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30766c8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:33, skipping insertion in model container [2021-12-15 12:32:33,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:33" (3/3) ... [2021-12-15 12:32:33,052 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_remove_harness.i [2021-12-15 12:32:33,061 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:32:33,062 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-15 12:32:33,102 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:32:33,115 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 12:32:33,116 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-15 12:32:33,134 INFO L276 IsEmpty]: Start isEmpty. Operand has 460 states, 270 states have (on average 1.2703703703703704) internal successors, (343), 275 states have internal predecessors, (343), 160 states have call successors, (160), 27 states have call predecessors, (160), 27 states have return successors, (160), 160 states have call predecessors, (160), 160 states have call successors, (160) [2021-12-15 12:32:33,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-12-15 12:32:33,143 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:32:33,144 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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 12:32:33,144 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:32:33,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:32:33,148 INFO L85 PathProgramCache]: Analyzing trace with hash 207530193, now seen corresponding path program 1 times [2021-12-15 12:32:33,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 12:32:33,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134585517] [2021-12-15 12:32:33,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:32:33,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 12:32:33,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 12:32:33,220 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 12:32:33,224 INFO L158 Benchmark]: Toolchain (without parser) took 4274.65ms. Allocated memory was 117.4MB in the beginning and 216.0MB in the end (delta: 98.6MB). Free memory was 80.3MB in the beginning and 130.1MB in the end (delta: -49.8MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2021-12-15 12:32:33,225 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 81.8MB. Free memory was 38.2MB in the beginning and 38.1MB in the end (delta: 43.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:32:33,225 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1675.89ms. Allocated memory was 117.4MB in the beginning and 155.2MB in the end (delta: 37.7MB). Free memory was 79.9MB in the beginning and 79.1MB in the end (delta: 871.3kB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. [2021-12-15 12:32:33,226 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.37ms. Allocated memory is still 155.2MB. Free memory was 79.1MB in the beginning and 105.4MB in the end (delta: -26.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-15 12:32:33,226 INFO L158 Benchmark]: Boogie Preprocessor took 89.26ms. Allocated memory is still 155.2MB. Free memory was 105.4MB in the beginning and 95.8MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 12:32:33,226 INFO L158 Benchmark]: RCFGBuilder took 2197.77ms. Allocated memory was 155.2MB in the beginning and 216.0MB in the end (delta: 60.8MB). Free memory was 95.8MB in the beginning and 145.9MB in the end (delta: -50.1MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. [2021-12-15 12:32:33,227 INFO L158 Benchmark]: TraceAbstraction took 175.43ms. Allocated memory is still 216.0MB. Free memory was 145.9MB in the beginning and 130.1MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-15 12:32:33,228 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 81.8MB. Free memory was 38.2MB in the beginning and 38.1MB in the end (delta: 43.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1675.89ms. Allocated memory was 117.4MB in the beginning and 155.2MB in the end (delta: 37.7MB). Free memory was 79.9MB in the beginning and 79.1MB in the end (delta: 871.3kB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.37ms. Allocated memory is still 155.2MB. Free memory was 79.1MB in the beginning and 105.4MB in the end (delta: -26.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.26ms. Allocated memory is still 155.2MB. Free memory was 105.4MB in the beginning and 95.8MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2197.77ms. Allocated memory was 155.2MB in the beginning and 216.0MB in the end (delta: 60.8MB). Free memory was 95.8MB in the beginning and 145.9MB in the end (delta: -50.1MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. * TraceAbstraction took 175.43ms. Allocated memory is still 216.0MB. Free memory was 145.9MB in the beginning and 130.1MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. 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 12:32:33,255 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/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_remove_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 1ebada516f0ccae5e55b91f6e0fe5802f70171054dc79c047f46877ad506c65e --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:32:34,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:32:34,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:32:35,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:32:35,031 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:32:35,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:32:35,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:32:35,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:32:35,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:32:35,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:32:35,054 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:32:35,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:32:35,058 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:32:35,060 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:32:35,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:32:35,065 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:32:35,065 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:32:35,066 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:32:35,068 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:32:35,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:32:35,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:32:35,075 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:32:35,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:32:35,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:32:35,080 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:32:35,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:32:35,081 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:32:35,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:32:35,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:32:35,083 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:32:35,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:32:35,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:32:35,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:32:35,086 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:32:35,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:32:35,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:32:35,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:32:35,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:32:35,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:32:35,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:32:35,089 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:32:35,090 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 12:32:35,118 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:32:35,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:32:35,120 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:32:35,120 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:32:35,121 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:32:35,121 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:32:35,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:32:35,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:32:35,122 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:32:35,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:32:35,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:32:35,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:32:35,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:32:35,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:32:35,124 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 12:32:35,124 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 12:32:35,124 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 12:32:35,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:32:35,125 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:32:35,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:32:35,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:32:35,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:32:35,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:32:35,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:32:35,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:32:35,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:32:35,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:32:35,126 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 12:32:35,126 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 12:32:35,126 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:32:35,126 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:32:35,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:32:35,127 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:32:35,127 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 12:32:35,127 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ebada516f0ccae5e55b91f6e0fe5802f70171054dc79c047f46877ad506c65e [2021-12-15 12:32:35,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:32:35,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:32:35,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:32:35,411 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:32:35,412 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:32:35,413 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i [2021-12-15 12:32:35,473 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/303ac624a/39d83d25de974842b4c153378a474cae/FLAGa5698aea9 [2021-12-15 12:32:36,056 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:32:36,057 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i [2021-12-15 12:32:36,083 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/303ac624a/39d83d25de974842b4c153378a474cae/FLAGa5698aea9 [2021-12-15 12:32:36,489 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/303ac624a/39d83d25de974842b4c153378a474cae [2021-12-15 12:32:36,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:32:36,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:32:36,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:32:36,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:32:36,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:32:36,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:32:36" (1/1) ... [2021-12-15 12:32:36,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36c70059 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:36, skipping insertion in model container [2021-12-15 12:32:36,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:32:36" (1/1) ... [2021-12-15 12:32:36,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:32:36,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:32:36,767 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_remove_harness.i[4499,4512] [2021-12-15 12:32:36,773 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_remove_harness.i[4559,4572] [2021-12-15 12:32:37,584 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:37,586 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:37,586 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:37,587 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:37,587 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:37,606 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:37,607 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:37,608 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:37,610 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:37,612 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:37,613 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:37,614 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:37,615 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:37,862 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:37,865 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:37,865 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:37,866 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:37,868 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:37,869 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:37,869 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:37,870 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:37,875 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:37,875 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:37,956 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:37,973 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:37,976 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,013 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,014 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,014 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,015 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,015 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,015 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,016 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,026 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,026 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,026 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,027 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,027 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,027 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,029 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,030 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,030 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,030 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,037 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,038 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,047 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,047 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,048 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,054 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,055 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,055 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,058 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:38,080 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 12:32:38,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:32:38,138 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_remove_harness.i[4499,4512] [2021-12-15 12:32:38,140 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_remove_harness.i[4559,4572] [2021-12-15 12:32:38,178 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,179 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,179 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,179 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,180 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,190 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,191 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,192 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,192 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,193 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,193 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,194 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,194 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,233 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:38,234 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:38,235 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:38,236 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:38,236 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:38,237 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:38,237 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:38,238 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:38,238 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:38,238 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:38,258 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:38,270 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,274 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,300 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,301 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,301 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,301 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,302 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,302 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,302 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,303 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,303 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,304 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,304 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,305 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,305 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,306 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,306 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,306 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,307 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,309 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,309 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,314 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,315 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,315 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,321 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,322 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,322 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,328 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:38,360 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:32:38,368 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_remove_harness.i[4499,4512] [2021-12-15 12:32:38,368 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_remove_harness.i[4559,4572] [2021-12-15 12:32:38,392 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,393 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,393 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,393 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,393 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,409 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,410 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,410 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,410 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,411 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,411 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,411 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,411 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,425 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:38,426 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:38,426 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:38,426 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:38,427 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:38,427 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:38,427 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:38,428 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:38,428 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:38,428 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:38,449 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:38,458 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,460 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,474 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,475 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,476 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,476 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,476 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,476 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,477 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,477 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,477 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,478 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,478 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,480 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,480 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,481 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,481 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,482 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,482 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,484 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,484 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,487 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,491 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,491 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,494 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,494 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,495 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:38,526 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:38,736 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:32:38,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:38 WrapperNode [2021-12-15 12:32:38,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:32:38,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:38,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:32:38,738 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:32:38,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:38" (1/1) ... [2021-12-15 12:32:38,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:38" (1/1) ... [2021-12-15 12:32:38,874 INFO L137 Inliner]: procedures = 717, calls = 1921, calls flagged for inlining = 60, calls inlined = 15, statements flattened = 1041 [2021-12-15 12:32:38,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:38,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:32:38,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:32:38,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:32:38,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:38" (1/1) ... [2021-12-15 12:32:38,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:38" (1/1) ... [2021-12-15 12:32:38,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:38" (1/1) ... [2021-12-15 12:32:38,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:38" (1/1) ... [2021-12-15 12:32:38,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:38" (1/1) ... [2021-12-15 12:32:38,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:38" (1/1) ... [2021-12-15 12:32:38,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:38" (1/1) ... [2021-12-15 12:32:38,990 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:32:38,992 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:32:38,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:32:38,993 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:32:38,993 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:38" (1/1) ... [2021-12-15 12:32:38,998 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:32:39,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:32:39,016 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 12:32:39,034 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 12:32:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2021-12-15 12:32:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2021-12-15 12:32:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2021-12-15 12:32:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2021-12-15 12:32:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:32:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-12-15 12:32:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-12-15 12:32:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-12-15 12:32:39,051 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-12-15 12:32:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-15 12:32:39,051 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-15 12:32:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 12:32:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 12:32:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 12:32:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2021-12-15 12:32:39,051 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2021-12-15 12:32:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-15 12:32:39,052 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-15 12:32:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-15 12:32:39,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-15 12:32:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_node [2021-12-15 12:32:39,052 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_node [2021-12-15 12:32:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-15 12:32:39,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-15 12:32:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:32:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:32:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:32:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2021-12-15 12:32:39,053 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2021-12-15 12:32:39,054 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2021-12-15 12:32:39,054 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2021-12-15 12:32:39,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:32:39,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:32:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-15 12:32:39,055 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-15 12:32:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 12:32:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 12:32:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-15 12:32:39,055 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-15 12:32:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 12:32:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-12-15 12:32:39,056 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-12-15 12:32:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2021-12-15 12:32:39,056 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2021-12-15 12:32:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2021-12-15 12:32:39,056 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2021-12-15 12:32:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 12:32:39,057 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 12:32:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 12:32:39,057 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 12:32:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2021-12-15 12:32:39,057 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2021-12-15 12:32:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2021-12-15 12:32:39,057 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2021-12-15 12:32:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:32:39,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:32:39,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 12:32:39,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:32:39,058 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2021-12-15 12:32:39,058 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2021-12-15 12:32:39,058 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-15 12:32:39,058 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-15 12:32:39,058 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-15 12:32:39,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-15 12:32:39,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 12:32:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-12-15 12:32:39,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-12-15 12:32:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2021-12-15 12:32:39,059 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2021-12-15 12:32:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2021-12-15 12:32:39,059 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2021-12-15 12:32:39,363 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:32:39,380 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:32:43,292 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:32:43,305 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:32:43,305 INFO L301 CfgBuilder]: Removed 8 assume(true) statements. [2021-12-15 12:32:43,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:43 BoogieIcfgContainer [2021-12-15 12:32:43,308 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:32:43,310 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:32:43,310 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:32:43,312 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:32:43,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:32:36" (1/3) ... [2021-12-15 12:32:43,314 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59b0da75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:43, skipping insertion in model container [2021-12-15 12:32:43,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:38" (2/3) ... [2021-12-15 12:32:43,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59b0da75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:43, skipping insertion in model container [2021-12-15 12:32:43,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:43" (3/3) ... [2021-12-15 12:32:43,324 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_remove_harness.i [2021-12-15 12:32:43,329 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:32:43,329 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-15 12:32:43,363 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:32:43,367 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 12:32:43,368 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-15 12:32:43,385 INFO L276 IsEmpty]: Start isEmpty. Operand has 456 states, 266 states have (on average 1.2744360902255638) internal successors, (339), 271 states have internal predecessors, (339), 160 states have call successors, (160), 27 states have call predecessors, (160), 27 states have return successors, (160), 160 states have call predecessors, (160), 160 states have call successors, (160) [2021-12-15 12:32:43,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-12-15 12:32:43,395 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:32:43,396 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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 12:32:43,396 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:32:43,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:32:43,400 INFO L85 PathProgramCache]: Analyzing trace with hash 1226682489, now seen corresponding path program 1 times [2021-12-15 12:32:43,412 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 12:32:43,412 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1320535439] [2021-12-15 12:32:43,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:32:43,413 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 12:32:43,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 12:32:43,415 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 12:32:43,446 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 12:32:43,555 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 12:32:43,744 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 12:32:43,745 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 12:32:43,748 INFO L158 Benchmark]: Toolchain (without parser) took 7254.72ms. Allocated memory was 52.4MB in the beginning and 251.7MB in the end (delta: 199.2MB). Free memory was 31.7MB in the beginning and 159.4MB in the end (delta: -127.7MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. [2021-12-15 12:32:43,748 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory was 34.1MB in the beginning and 34.1MB in the end (delta: 48.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:32:43,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2243.92ms. Allocated memory was 52.4MB in the beginning and 113.2MB in the end (delta: 60.8MB). Free memory was 31.5MB in the beginning and 46.0MB in the end (delta: -14.5MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2021-12-15 12:32:43,748 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.61ms. Allocated memory is still 113.2MB. Free memory was 46.0MB in the beginning and 59.0MB in the end (delta: -13.0MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2021-12-15 12:32:43,749 INFO L158 Benchmark]: Boogie Preprocessor took 116.68ms. Allocated memory is still 113.2MB. Free memory was 59.0MB in the beginning and 48.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 12:32:43,749 INFO L158 Benchmark]: RCFGBuilder took 4315.65ms. Allocated memory was 113.2MB in the beginning and 251.7MB in the end (delta: 138.4MB). Free memory was 48.6MB in the beginning and 180.9MB in the end (delta: -132.4MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2021-12-15 12:32:43,749 INFO L158 Benchmark]: TraceAbstraction took 436.78ms. Allocated memory is still 251.7MB. Free memory was 180.9MB in the beginning and 159.4MB in the end (delta: 21.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-15 12:32:43,751 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory was 34.1MB in the beginning and 34.1MB in the end (delta: 48.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2243.92ms. Allocated memory was 52.4MB in the beginning and 113.2MB in the end (delta: 60.8MB). Free memory was 31.5MB in the beginning and 46.0MB in the end (delta: -14.5MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.61ms. Allocated memory is still 113.2MB. Free memory was 46.0MB in the beginning and 59.0MB in the end (delta: -13.0MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.68ms. Allocated memory is still 113.2MB. Free memory was 59.0MB in the beginning and 48.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4315.65ms. Allocated memory was 113.2MB in the beginning and 251.7MB in the end (delta: 138.4MB). Free memory was 48.6MB in the beginning and 180.9MB in the end (delta: -132.4MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. * TraceAbstraction took 436.78ms. Allocated memory is still 251.7MB. Free memory was 180.9MB in the beginning and 159.4MB in the end (delta: 21.5MB). Peak memory consumption was 23.1MB. 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 12:32:43,797 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