./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_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_init_dynamic_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 fd704c0997d5526a33ae946f9f6b6d8e05b412ad44e87cb653981b428eeb987a --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:32:25,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:32:25,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:32:25,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:32:25,774 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:32:25,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:32:25,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:32:25,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:32:25,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:32:25,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:32:25,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:32:25,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:32:25,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:32:25,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:32:25,798 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:32:25,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:32:25,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:32:25,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:32:25,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:32:25,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:32:25,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:32:25,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:32:25,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:32:25,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:32:25,810 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:32:25,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:32:25,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:32:25,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:32:25,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:32:25,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:32:25,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:32:25,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:32:25,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:32:25,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:32:25,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:32:25,815 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:32:25,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:32:25,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:32:25,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:32:25,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:32:25,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:32:25,818 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 12:32:25,835 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:32:25,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:32:25,835 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:32:25,835 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:32:25,836 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:32:25,836 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:32:25,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:32:25,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:32:25,837 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:32:25,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:32:25,838 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 12:32:25,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:32:25,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:32:25,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:32:25,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:32:25,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:32:25,839 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:32:25,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:32:25,839 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:32:25,839 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:32:25,839 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:32:25,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:32:25,840 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:32:25,840 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:32:25,840 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:32:25,840 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 12:32:25,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 12:32:25,841 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:32:25,841 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:32:25,841 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:32:25,841 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:32:25,842 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd704c0997d5526a33ae946f9f6b6d8e05b412ad44e87cb653981b428eeb987a [2021-12-15 12:32:26,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:32:26,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:32:26,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:32:26,045 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:32:26,046 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:32:26,047 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i [2021-12-15 12:32:26,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02ee648ab/2bd92dfbbdf6491aaf7d534f1a6b25bc/FLAG0e292a3f3 [2021-12-15 12:32:26,681 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:32:26,682 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i [2021-12-15 12:32:26,709 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02ee648ab/2bd92dfbbdf6491aaf7d534f1a6b25bc/FLAG0e292a3f3 [2021-12-15 12:32:27,077 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02ee648ab/2bd92dfbbdf6491aaf7d534f1a6b25bc [2021-12-15 12:32:27,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:32:27,079 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:32:27,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:32:27,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:32:27,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:32:27,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:32:27" (1/1) ... [2021-12-15 12:32:27,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5004341b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:27, skipping insertion in model container [2021-12-15 12:32:27,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:32:27" (1/1) ... [2021-12-15 12:32:27,091 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:32:27,154 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:32:27,345 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_init_dynamic_harness.i[4505,4518] [2021-12-15 12:32:27,351 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_init_dynamic_harness.i[4565,4578] [2021-12-15 12:32:27,829 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:27,890 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:27,892 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:27,893 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:27,893 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:27,895 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:27,907 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:27,909 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:27,910 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:27,911 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:28,092 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:28,093 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:28,094 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:28,097 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:28,097 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:28,098 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:28,098 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:28,098 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:28,099 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:28,099 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:28,213 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:28,214 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:28,243 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:28,259 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:32:28,267 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_init_dynamic_harness.i[4505,4518] [2021-12-15 12:32:28,277 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_init_dynamic_harness.i[4565,4578] [2021-12-15 12:32:28,295 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:28,308 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:28,310 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:28,310 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:28,311 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:28,311 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:28,315 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:28,317 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:28,317 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:28,318 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:28,350 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:28,350 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:28,351 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:28,351 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:28,352 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:28,352 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:28,352 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:28,352 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:28,354 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:28,354 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:28,388 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:28,391 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:28,411 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:28,570 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:32:28,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:28 WrapperNode [2021-12-15 12:32:28,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:32:28,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:28,572 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:32:28,572 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:32:28,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:28" (1/1) ... [2021-12-15 12:32:28,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:28" (1/1) ... [2021-12-15 12:32:28,706 INFO L137 Inliner]: procedures = 689, calls = 1514, calls flagged for inlining = 53, calls inlined = 9, statements flattened = 736 [2021-12-15 12:32:28,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:28,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:32:28,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:32:28,712 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:32:28,727 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:28" (1/1) ... [2021-12-15 12:32:28,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:28" (1/1) ... [2021-12-15 12:32:28,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:28" (1/1) ... [2021-12-15 12:32:28,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:28" (1/1) ... [2021-12-15 12:32:28,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:28" (1/1) ... [2021-12-15 12:32:28,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:28" (1/1) ... [2021-12-15 12:32:28,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:28" (1/1) ... [2021-12-15 12:32:28,790 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:32:28,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:32:28,791 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:32:28,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:32:28,792 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:28" (1/1) ... [2021-12-15 12:32:28,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:32:28,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:32:28,817 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 12:32:28,820 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 12:32:28,843 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2021-12-15 12:32:28,844 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2021-12-15 12:32:28,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:32:28,844 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-12-15 12:32:28,844 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-12-15 12:32:28,844 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-15 12:32:28,845 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-15 12:32:28,845 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2021-12-15 12:32:28,845 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2021-12-15 12:32:28,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 12:32:28,846 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-15 12:32:28,846 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-15 12:32:28,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-15 12:32:28,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-15 12:32:28,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:32:28,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:32:28,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:32:28,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:32:28,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:32:28,849 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-15 12:32:28,849 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-15 12:32:28,849 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-15 12:32:28,849 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-15 12:32:28,849 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-12-15 12:32:28,850 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-12-15 12:32:28,850 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2021-12-15 12:32:28,850 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2021-12-15 12:32:28,850 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 12:32:28,851 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 12:32:28,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:32:28,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:32:28,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:32:28,851 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-15 12:32:28,852 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-15 12:32:28,852 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-15 12:32:28,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-15 12:32:28,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 12:32:28,852 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2021-12-15 12:32:28,852 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2021-12-15 12:32:28,853 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2021-12-15 12:32:28,853 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2021-12-15 12:32:28,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 12:32:29,085 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:32:29,086 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:32:29,491 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:32:29,496 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:32:29,496 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-12-15 12:32:29,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:29 BoogieIcfgContainer [2021-12-15 12:32:29,497 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:32:29,498 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:32:29,498 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:32:29,500 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:32:29,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:32:27" (1/3) ... [2021-12-15 12:32:29,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11f42c8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:29, skipping insertion in model container [2021-12-15 12:32:29,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:28" (2/3) ... [2021-12-15 12:32:29,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11f42c8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:29, skipping insertion in model container [2021-12-15 12:32:29,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:29" (3/3) ... [2021-12-15 12:32:29,502 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_init_dynamic_harness.i [2021-12-15 12:32:29,508 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:32:29,508 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:32:29,545 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:32:29,558 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 12:32:29,558 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:32:29,576 INFO L276 IsEmpty]: Start isEmpty. Operand has 197 states, 129 states have (on average 1.2635658914728682) internal successors, (163), 129 states have internal predecessors, (163), 53 states have call successors, (53), 15 states have call predecessors, (53), 15 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2021-12-15 12:32:29,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-12-15 12:32:29,585 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:32:29,586 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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] [2021-12-15 12:32:29,586 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:32:29,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:32:29,591 INFO L85 PathProgramCache]: Analyzing trace with hash -657799819, now seen corresponding path program 1 times [2021-12-15 12:32:29,597 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 12:32:29,598 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923113111] [2021-12-15 12:32:29,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:32:29,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 12:32:29,687 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 12:32:29,687 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 12:32:29,694 INFO L158 Benchmark]: Toolchain (without parser) took 2613.74ms. Allocated memory was 104.9MB in the beginning and 172.0MB in the end (delta: 67.1MB). Free memory was 64.5MB in the beginning and 105.7MB in the end (delta: -41.2MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2021-12-15 12:32:29,694 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 79.7MB. Free memory is still 37.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:32:29,695 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1488.08ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 64.3MB in the beginning and 57.7MB in the end (delta: 6.5MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2021-12-15 12:32:29,696 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.63ms. Allocated memory is still 125.8MB. Free memory was 57.7MB in the beginning and 48.5MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 12:32:29,698 INFO L158 Benchmark]: Boogie Preprocessor took 79.39ms. Allocated memory is still 125.8MB. Free memory was 48.5MB in the beginning and 76.7MB in the end (delta: -28.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-15 12:32:29,700 INFO L158 Benchmark]: RCFGBuilder took 706.19ms. Allocated memory was 125.8MB in the beginning and 172.0MB in the end (delta: 46.1MB). Free memory was 76.7MB in the beginning and 119.3MB in the end (delta: -42.5MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2021-12-15 12:32:29,703 INFO L158 Benchmark]: TraceAbstraction took 194.35ms. Allocated memory is still 172.0MB. Free memory was 119.3MB in the beginning and 105.7MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 12:32:29,706 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 79.7MB. Free memory is still 37.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1488.08ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 64.3MB in the beginning and 57.7MB in the end (delta: 6.5MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.63ms. Allocated memory is still 125.8MB. Free memory was 57.7MB in the beginning and 48.5MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.39ms. Allocated memory is still 125.8MB. Free memory was 48.5MB in the beginning and 76.7MB in the end (delta: -28.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 706.19ms. Allocated memory was 125.8MB in the beginning and 172.0MB in the end (delta: 46.1MB). Free memory was 76.7MB in the beginning and 119.3MB in the end (delta: -42.5MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. * TraceAbstraction took 194.35ms. Allocated memory is still 172.0MB. Free memory was 119.3MB in the beginning and 105.7MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:32:29,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_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 fd704c0997d5526a33ae946f9f6b6d8e05b412ad44e87cb653981b428eeb987a --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:32:31,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:32:31,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:32:31,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:32:31,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:32:31,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:32:31,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:32:31,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:32:31,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:32:31,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:32:31,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:32:31,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:32:31,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:32:31,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:32:31,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:32:31,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:32:31,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:32:31,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:32:31,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:32:31,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:32:31,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:32:31,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:32:31,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:32:31,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:32:31,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:32:31,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:32:31,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:32:31,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:32:31,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:32:31,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:32:31,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:32:31,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:32:31,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:32:31,442 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:32:31,443 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:32:31,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:32:31,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:32:31,444 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:32:31,444 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:32:31,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:32:31,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:32:31,446 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 12:32:31,471 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:32:31,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:32:31,472 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:32:31,472 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:32:31,473 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:32:31,473 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:32:31,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:32:31,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:32:31,474 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:32:31,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:32:31,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:32:31,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:32:31,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:32:31,475 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:32:31,476 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 12:32:31,476 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 12:32:31,476 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 12:32:31,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:32:31,476 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:32:31,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:32:31,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:32:31,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:32:31,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:32:31,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:32:31,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:32:31,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:32:31,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:32:31,478 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 12:32:31,478 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 12:32:31,478 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:32:31,478 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:32:31,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:32:31,479 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:32:31,479 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 12:32:31,479 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd704c0997d5526a33ae946f9f6b6d8e05b412ad44e87cb653981b428eeb987a [2021-12-15 12:32:31,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:32:31,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:32:31,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:32:31,758 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:32:31,759 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:32:31,760 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i [2021-12-15 12:32:31,818 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79d41395b/ae0492cbaa5944b7b960c8173120a7fe/FLAG066a99ba1 [2021-12-15 12:32:32,367 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:32:32,368 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i [2021-12-15 12:32:32,393 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79d41395b/ae0492cbaa5944b7b960c8173120a7fe/FLAG066a99ba1 [2021-12-15 12:32:32,845 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79d41395b/ae0492cbaa5944b7b960c8173120a7fe [2021-12-15 12:32:32,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:32:32,848 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:32:32,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:32:32,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:32:32,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:32:32,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:32:32" (1/1) ... [2021-12-15 12:32:32,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c1a1cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:32, skipping insertion in model container [2021-12-15 12:32:32,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:32:32" (1/1) ... [2021-12-15 12:32:32,868 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:32:32,923 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:32:33,121 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_init_dynamic_harness.i[4505,4518] [2021-12-15 12:32:33,127 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_init_dynamic_harness.i[4565,4578] [2021-12-15 12:32:33,555 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:33,609 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:33,609 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:33,610 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:33,610 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:33,610 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:33,621 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:33,622 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:33,625 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:33,625 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:33,816 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:33,817 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:33,817 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:33,818 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:33,819 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:33,819 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:33,820 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:33,820 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:33,821 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:33,821 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:33,895 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:33,895 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:33,946 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:33,969 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 12:32:34,002 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:32:34,007 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_init_dynamic_harness.i[4505,4518] [2021-12-15 12:32:34,008 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_init_dynamic_harness.i[4565,4578] [2021-12-15 12:32:34,038 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:34,050 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,053 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,053 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,053 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,054 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,057 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,058 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,058 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,059 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,083 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:34,085 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:34,085 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:34,086 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:34,087 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:34,088 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:34,088 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:34,088 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:34,090 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:34,090 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:34,116 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,116 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:34,155 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:32:34,171 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_init_dynamic_harness.i[4505,4518] [2021-12-15 12:32:34,171 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_init_dynamic_harness.i[4565,4578] [2021-12-15 12:32:34,221 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:34,233 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,233 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,233 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,234 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,234 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,237 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,238 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,238 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,238 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,263 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:34,264 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:34,264 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:34,265 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:34,265 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:34,265 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:34,266 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:34,266 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:34,267 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:34,267 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:34,328 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,328 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:34,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:34,548 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:32:34,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:34 WrapperNode [2021-12-15 12:32:34,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:32:34,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:34,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:32:34,550 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:32:34,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:34" (1/1) ... [2021-12-15 12:32:34,624 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:34" (1/1) ... [2021-12-15 12:32:34,666 INFO L137 Inliner]: procedures = 709, calls = 1514, calls flagged for inlining = 53, calls inlined = 9, statements flattened = 730 [2021-12-15 12:32:34,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:34,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:32:34,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:32:34,668 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:32:34,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:34" (1/1) ... [2021-12-15 12:32:34,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:34" (1/1) ... [2021-12-15 12:32:34,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:34" (1/1) ... [2021-12-15 12:32:34,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:34" (1/1) ... [2021-12-15 12:32:34,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:34" (1/1) ... [2021-12-15 12:32:34,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:34" (1/1) ... [2021-12-15 12:32:34,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:34" (1/1) ... [2021-12-15 12:32:34,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:32:34,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:32:34,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:32:34,759 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:32:34,760 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:34" (1/1) ... [2021-12-15 12:32:34,765 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:32:34,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:32:34,783 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 12:32:34,803 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 12:32:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2021-12-15 12:32:34,817 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2021-12-15 12:32:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:32:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-12-15 12:32:34,817 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-12-15 12:32:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-15 12:32:34,817 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-15 12:32:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 12:32:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 12:32:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 12:32:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2021-12-15 12:32:34,818 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2021-12-15 12:32:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-15 12:32:34,818 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-15 12:32:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-15 12:32:34,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-15 12:32:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:32:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:32:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:32:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:32:34,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:32:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-15 12:32:34,820 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-15 12:32:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 12:32:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 12:32:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-15 12:32:34,820 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-15 12:32:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-12-15 12:32:34,820 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-12-15 12:32:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2021-12-15 12:32:34,821 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2021-12-15 12:32:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 12:32:34,821 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 12:32:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:32:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:32:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 12:32:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 12:32:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:32:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-15 12:32:34,822 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-15 12:32:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-15 12:32:34,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-15 12:32:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2021-12-15 12:32:34,825 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2021-12-15 12:32:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2021-12-15 12:32:34,825 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2021-12-15 12:32:35,090 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:32:35,092 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:32:36,297 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:32:36,302 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:32:36,302 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-12-15 12:32:36,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:36 BoogieIcfgContainer [2021-12-15 12:32:36,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:32:36,312 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:32:36,312 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:32:36,314 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:32:36,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:32:32" (1/3) ... [2021-12-15 12:32:36,314 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a70b44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:36, skipping insertion in model container [2021-12-15 12:32:36,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:34" (2/3) ... [2021-12-15 12:32:36,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a70b44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:36, skipping insertion in model container [2021-12-15 12:32:36,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:36" (3/3) ... [2021-12-15 12:32:36,316 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_init_dynamic_harness.i [2021-12-15 12:32:36,319 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:32:36,319 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:32:36,361 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:32:36,369 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 12:32:36,369 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:32:36,388 INFO L276 IsEmpty]: Start isEmpty. Operand has 195 states, 127 states have (on average 1.2677165354330708) internal successors, (161), 127 states have internal predecessors, (161), 53 states have call successors, (53), 15 states have call predecessors, (53), 15 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2021-12-15 12:32:36,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-12-15 12:32:36,396 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:32:36,396 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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] [2021-12-15 12:32:36,397 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:32:36,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:32:36,400 INFO L85 PathProgramCache]: Analyzing trace with hash -124133439, now seen corresponding path program 1 times [2021-12-15 12:32:36,412 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 12:32:36,412 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1583994645] [2021-12-15 12:32:36,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:32:36,413 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 12:32:36,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 12:32:36,415 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 12:32:36,416 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 12:32:36,507 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 12:32:36,707 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 12:32:36,708 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 12:32:36,711 INFO L158 Benchmark]: Toolchain (without parser) took 3862.85ms. Allocated memory was 50.3MB in the beginning and 125.8MB in the end (delta: 75.5MB). Free memory was 20.1MB in the beginning and 37.5MB in the end (delta: -17.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2021-12-15 12:32:36,711 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 50.3MB. Free memory was 32.8MB in the beginning and 32.8MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:32:36,712 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1699.60ms. Allocated memory was 50.3MB in the beginning and 125.8MB in the end (delta: 75.5MB). Free memory was 19.9MB in the beginning and 70.0MB in the end (delta: -50.2MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2021-12-15 12:32:36,712 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.96ms. Allocated memory is still 125.8MB. Free memory was 70.0MB in the beginning and 60.4MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 12:32:36,712 INFO L158 Benchmark]: Boogie Preprocessor took 82.59ms. Allocated memory is still 125.8MB. Free memory was 60.4MB in the beginning and 53.9MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-15 12:32:36,712 INFO L158 Benchmark]: RCFGBuilder took 1559.75ms. Allocated memory is still 125.8MB. Free memory was 53.9MB in the beginning and 53.7MB in the end (delta: 171.4kB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2021-12-15 12:32:36,713 INFO L158 Benchmark]: TraceAbstraction took 398.26ms. Allocated memory is still 125.8MB. Free memory was 53.7MB in the beginning and 37.5MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-15 12:32:36,714 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 50.3MB. Free memory was 32.8MB in the beginning and 32.8MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1699.60ms. Allocated memory was 50.3MB in the beginning and 125.8MB in the end (delta: 75.5MB). Free memory was 19.9MB in the beginning and 70.0MB in the end (delta: -50.2MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.96ms. Allocated memory is still 125.8MB. Free memory was 70.0MB in the beginning and 60.4MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.59ms. Allocated memory is still 125.8MB. Free memory was 60.4MB in the beginning and 53.9MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1559.75ms. Allocated memory is still 125.8MB. Free memory was 53.9MB in the beginning and 53.7MB in the end (delta: 171.4kB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * TraceAbstraction took 398.26ms. Allocated memory is still 125.8MB. Free memory was 53.7MB in the beginning and 37.5MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:32:36,748 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