./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_down_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_down_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 1d3eb02e894c2acef7732d0e57c112cc2c197f8f03d7c13822f169fbed4dc5e5 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:32:32,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:32:32,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:32:32,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:32:32,663 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:32:32,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:32:32,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:32:32,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:32:32,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:32:32,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:32:32,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:32:32,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:32:32,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:32:32,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:32:32,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:32:32,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:32:32,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:32:32,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:32:32,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:32:32,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:32:32,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:32:32,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:32:32,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:32:32,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:32:32,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:32:32,706 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:32:32,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:32:32,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:32:32,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:32:32,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:32:32,713 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:32:32,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:32:32,714 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:32:32,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:32:32,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:32:32,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:32:32,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:32:32,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:32:32,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:32:32,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:32:32,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:32:32,720 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 12:32:32,750 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:32:32,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:32:32,756 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:32:32,756 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:32:32,757 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:32:32,757 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:32:32,758 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:32:32,758 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:32:32,758 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:32:32,758 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:32:32,759 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 12:32:32,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:32:32,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:32:32,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:32:32,760 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:32:32,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:32:32,760 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:32:32,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:32:32,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:32:32,760 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:32:32,761 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:32:32,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:32:32,761 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:32:32,761 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:32:32,761 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:32:32,762 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 12:32:32,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 12:32:32,762 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:32:32,762 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:32:32,762 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:32:32,762 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:32:32,763 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d3eb02e894c2acef7732d0e57c112cc2c197f8f03d7c13822f169fbed4dc5e5 [2021-12-15 12:32:32,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:32:32,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:32:32,991 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:32:32,991 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:32:32,992 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:32:32,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_down_harness.i [2021-12-15 12:32:33,055 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c59fe1ed/807737bffc18407aaf271b049d3a5d89/FLAG5822877f1 [2021-12-15 12:32:33,614 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:32:33,615 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_down_harness.i [2021-12-15 12:32:33,643 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c59fe1ed/807737bffc18407aaf271b049d3a5d89/FLAG5822877f1 [2021-12-15 12:32:34,073 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c59fe1ed/807737bffc18407aaf271b049d3a5d89 [2021-12-15 12:32:34,075 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:32:34,076 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:32:34,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:32:34,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:32:34,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:32:34,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:32:34" (1/1) ... [2021-12-15 12:32:34,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7036df9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:34, skipping insertion in model container [2021-12-15 12:32:34,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:32:34" (1/1) ... [2021-12-15 12:32:34,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:32:34,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:32:34,511 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_down_harness.i[4504,4517] [2021-12-15 12:32:34,533 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_down_harness.i[4564,4577] [2021-12-15 12:32:35,018 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,024 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,025 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,026 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,028 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,039 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,041 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,042 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,043 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,044 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,044 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,045 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,045 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,319 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:35,322 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:35,322 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:35,323 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:35,324 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:35,325 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:35,325 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:35,326 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:35,330 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:35,332 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:35,422 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:35,434 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,435 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,438 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,441 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,487 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,488 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,488 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,489 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,490 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,490 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,490 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,492 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,492 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,492 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,493 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,493 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,493 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,496 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,497 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,497 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,497 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,499 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,499 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,503 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,504 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,504 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,528 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:35,554 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:32:35,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_down_harness.i[4504,4517] [2021-12-15 12:32:35,594 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_down_harness.i[4564,4577] [2021-12-15 12:32:35,613 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,614 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,614 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,614 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,614 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,618 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,618 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,618 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,618 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,635 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,636 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,636 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,637 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,677 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:35,678 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:35,678 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:35,678 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:35,679 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:35,679 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:35,680 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:35,680 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:35,680 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:35,681 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:35,710 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:35,727 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,728 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,729 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,734 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,748 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,749 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,749 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,750 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,750 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,750 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,750 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,751 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,751 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,752 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,752 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,752 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,753 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,754 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,754 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,755 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,755 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,756 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,759 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,763 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,764 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,764 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:35,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:35,936 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:32:35,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:35 WrapperNode [2021-12-15 12:32:35,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:32:35,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:35,939 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:32:35,939 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:32:35,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:35" (1/1) ... [2021-12-15 12:32:36,019 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:35" (1/1) ... [2021-12-15 12:32:36,069 INFO L137 Inliner]: procedures = 697, calls = 1905, calls flagged for inlining = 59, calls inlined = 14, statements flattened = 840 [2021-12-15 12:32:36,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:36,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:32:36,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:32:36,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:32:36,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:35" (1/1) ... [2021-12-15 12:32:36,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:35" (1/1) ... [2021-12-15 12:32:36,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:35" (1/1) ... [2021-12-15 12:32:36,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:35" (1/1) ... [2021-12-15 12:32:36,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:35" (1/1) ... [2021-12-15 12:32:36,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:35" (1/1) ... [2021-12-15 12:32:36,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:35" (1/1) ... [2021-12-15 12:32:36,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:32:36,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:32:36,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:32:36,182 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:32:36,187 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:35" (1/1) ... [2021-12-15 12:32:36,192 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:32:36,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:32:36,237 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 12:32:36,269 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 12:32:36,280 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2021-12-15 12:32:36,280 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2021-12-15 12:32:36,281 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2021-12-15 12:32:36,281 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2021-12-15 12:32:36,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:32:36,281 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-12-15 12:32:36,281 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-12-15 12:32:36,281 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-12-15 12:32:36,281 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-12-15 12:32:36,281 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-15 12:32:36,282 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-15 12:32:36,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 12:32:36,282 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-15 12:32:36,282 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-15 12:32:36,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-15 12:32:36,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-15 12:32:36,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:32:36,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:32:36,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:32:36,285 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2021-12-15 12:32:36,285 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2021-12-15 12:32:36,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:32:36,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:32:36,286 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-15 12:32:36,286 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-15 12:32:36,286 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2021-12-15 12:32:36,290 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2021-12-15 12:32:36,291 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-15 12:32:36,291 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-15 12:32:36,291 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-12-15 12:32:36,291 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-12-15 12:32:36,291 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2021-12-15 12:32:36,291 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2021-12-15 12:32:36,291 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2021-12-15 12:32:36,291 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2021-12-15 12:32:36,291 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 12:32:36,292 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 12:32:36,292 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2021-12-15 12:32:36,292 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2021-12-15 12:32:36,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:32:36,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:32:36,292 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_down [2021-12-15 12:32:36,292 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_down [2021-12-15 12:32:36,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:32:36,292 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2021-12-15 12:32:36,292 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2021-12-15 12:32:36,293 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-15 12:32:36,293 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-15 12:32:36,293 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-15 12:32:36,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-15 12:32:36,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 12:32:36,293 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-12-15 12:32:36,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-12-15 12:32:36,294 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2021-12-15 12:32:36,294 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2021-12-15 12:32:36,294 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 12:32:36,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 12:32:36,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 12:32:36,512 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:32:36,514 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:32:37,216 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:32:37,227 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:32:37,227 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-12-15 12:32:37,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:37 BoogieIcfgContainer [2021-12-15 12:32:37,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:32:37,230 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:32:37,231 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:32:37,233 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:32:37,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:32:34" (1/3) ... [2021-12-15 12:32:37,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ad25d9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:37, skipping insertion in model container [2021-12-15 12:32:37,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:35" (2/3) ... [2021-12-15 12:32:37,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ad25d9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:37, skipping insertion in model container [2021-12-15 12:32:37,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:37" (3/3) ... [2021-12-15 12:32:37,236 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_sift_down_harness.i [2021-12-15 12:32:37,244 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:32:37,244 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:32:37,281 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:32:37,290 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 12:32:37,291 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:32:37,309 INFO L276 IsEmpty]: Start isEmpty. Operand has 326 states, 197 states have (on average 1.233502538071066) internal successors, (243), 198 states have internal predecessors, (243), 104 states have call successors, (104), 23 states have call predecessors, (104), 23 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104) [2021-12-15 12:32:37,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-12-15 12:32:37,327 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:32:37,328 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 12:32:37,328 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:32:37,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:32:37,332 INFO L85 PathProgramCache]: Analyzing trace with hash 1627804587, now seen corresponding path program 1 times [2021-12-15 12:32:37,338 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 12:32:37,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254266072] [2021-12-15 12:32:37,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:32:37,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 12:32:37,419 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 12:32:37,419 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 12:32:37,423 INFO L158 Benchmark]: Toolchain (without parser) took 3346.14ms. Allocated memory was 102.8MB in the beginning and 184.5MB in the end (delta: 81.8MB). Free memory was 64.8MB in the beginning and 99.3MB in the end (delta: -34.5MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2021-12-15 12:32:37,424 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 102.8MB. Free memory is still 58.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:32:37,424 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1859.91ms. Allocated memory was 102.8MB in the beginning and 130.0MB in the end (delta: 27.3MB). Free memory was 64.5MB in the beginning and 46.5MB in the end (delta: 18.0MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2021-12-15 12:32:37,425 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.54ms. Allocated memory is still 130.0MB. Free memory was 46.5MB in the beginning and 76.3MB in the end (delta: -29.8MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2021-12-15 12:32:37,427 INFO L158 Benchmark]: Boogie Preprocessor took 111.36ms. Allocated memory is still 130.0MB. Free memory was 76.3MB in the beginning and 68.5MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 12:32:37,428 INFO L158 Benchmark]: RCFGBuilder took 1047.45ms. Allocated memory was 130.0MB in the beginning and 184.5MB in the end (delta: 54.5MB). Free memory was 68.5MB in the beginning and 114.0MB in the end (delta: -45.5MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. [2021-12-15 12:32:37,428 INFO L158 Benchmark]: TraceAbstraction took 191.46ms. Allocated memory is still 184.5MB. Free memory was 114.0MB in the beginning and 99.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-15 12:32:37,430 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 102.8MB. Free memory is still 58.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1859.91ms. Allocated memory was 102.8MB in the beginning and 130.0MB in the end (delta: 27.3MB). Free memory was 64.5MB in the beginning and 46.5MB in the end (delta: 18.0MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.54ms. Allocated memory is still 130.0MB. Free memory was 46.5MB in the beginning and 76.3MB in the end (delta: -29.8MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 111.36ms. Allocated memory is still 130.0MB. Free memory was 76.3MB in the beginning and 68.5MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1047.45ms. Allocated memory was 130.0MB in the beginning and 184.5MB in the end (delta: 54.5MB). Free memory was 68.5MB in the beginning and 114.0MB in the end (delta: -45.5MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. * TraceAbstraction took 191.46ms. Allocated memory is still 184.5MB. Free memory was 114.0MB in the beginning and 99.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:32:37,443 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_down_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 1d3eb02e894c2acef7732d0e57c112cc2c197f8f03d7c13822f169fbed4dc5e5 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:32:39,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:32:39,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:32:39,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:32:39,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:32:39,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:32:39,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:32:39,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:32:39,238 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:32:39,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:32:39,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:32:39,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:32:39,246 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:32:39,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:32:39,249 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:32:39,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:32:39,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:32:39,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:32:39,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:32:39,256 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:32:39,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:32:39,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:32:39,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:32:39,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:32:39,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:32:39,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:32:39,265 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:32:39,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:32:39,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:32:39,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:32:39,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:32:39,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:32:39,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:32:39,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:32:39,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:32:39,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:32:39,271 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:32:39,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:32:39,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:32:39,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:32:39,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:32:39,277 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 12:32:39,298 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:32:39,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:32:39,299 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:32:39,299 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:32:39,300 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:32:39,300 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:32:39,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:32:39,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:32:39,301 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:32:39,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:32:39,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:32:39,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:32:39,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:32:39,302 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:32:39,303 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 12:32:39,303 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 12:32:39,303 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 12:32:39,303 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:32:39,311 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:32:39,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:32:39,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:32:39,311 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:32:39,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:32:39,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:32:39,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:32:39,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:32:39,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:32:39,312 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 12:32:39,312 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 12:32:39,312 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:32:39,313 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:32:39,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:32:39,313 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:32:39,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 12:32:39,313 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d3eb02e894c2acef7732d0e57c112cc2c197f8f03d7c13822f169fbed4dc5e5 [2021-12-15 12:32:39,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:32:39,569 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:32:39,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:32:39,572 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:32:39,573 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:32:39,573 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_down_harness.i [2021-12-15 12:32:39,615 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f595d5a03/cc33ce42f9db49cda7f0ce200f7c64b5/FLAG0b2f022c9 [2021-12-15 12:32:40,120 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:32:40,121 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_down_harness.i [2021-12-15 12:32:40,151 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f595d5a03/cc33ce42f9db49cda7f0ce200f7c64b5/FLAG0b2f022c9 [2021-12-15 12:32:40,386 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f595d5a03/cc33ce42f9db49cda7f0ce200f7c64b5 [2021-12-15 12:32:40,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:32:40,389 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:32:40,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:32:40,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:32:40,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:32:40,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:32:40" (1/1) ... [2021-12-15 12:32:40,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a941b29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:40, skipping insertion in model container [2021-12-15 12:32:40,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:32:40" (1/1) ... [2021-12-15 12:32:40,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:32:40,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:32:40,720 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_down_harness.i[4504,4517] [2021-12-15 12:32:40,723 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_down_harness.i[4564,4577] [2021-12-15 12:32:41,192 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,193 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,193 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,194 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,195 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,202 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,203 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,204 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,204 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,205 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,206 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,206 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,207 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,401 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:41,403 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:41,406 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:41,406 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:41,408 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:41,409 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:41,410 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:41,411 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:41,418 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:41,421 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:41,551 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:41,586 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,587 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,591 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,598 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,656 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,660 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,660 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,660 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,661 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,661 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,661 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,662 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,662 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,662 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,663 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,663 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,663 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,665 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,666 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,666 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,666 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,671 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,672 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,679 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,679 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,680 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,692 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:41,733 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 12:32:41,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:32:41,789 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_down_harness.i[4504,4517] [2021-12-15 12:32:41,790 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_down_harness.i[4564,4577] [2021-12-15 12:32:41,826 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,828 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,829 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,829 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,829 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,836 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,837 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,837 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,838 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,838 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,838 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,839 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,839 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,865 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:41,866 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:41,866 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:41,867 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:41,867 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:41,868 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:41,869 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:41,869 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:41,869 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:41,870 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:41,890 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:41,901 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,902 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,903 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,905 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,929 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,930 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,930 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,931 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,931 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,931 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,932 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,932 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,933 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,933 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,933 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,934 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,934 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,935 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,935 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,935 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,935 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,937 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,937 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,941 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,942 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,942 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:41,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:41,964 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:32:41,979 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_down_harness.i[4504,4517] [2021-12-15 12:32:41,979 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_down_harness.i[4564,4577] [2021-12-15 12:32:42,019 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,019 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,020 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,020 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,021 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,023 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,024 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,024 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,024 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,025 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,025 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,025 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,026 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,043 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:42,043 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:42,043 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:42,044 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:42,044 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:42,045 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:42,045 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:42,045 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:42,045 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:42,046 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:42,068 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:42,075 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,076 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,076 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,079 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,096 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,098 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,098 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,098 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,099 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,099 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,099 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,100 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,100 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,101 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,101 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,103 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,103 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,104 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,104 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,104 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,105 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,106 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,106 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,110 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,115 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,116 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:42,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:42,294 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:32:42,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:42 WrapperNode [2021-12-15 12:32:42,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:32:42,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:42,296 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:32:42,296 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:32:42,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:42" (1/1) ... [2021-12-15 12:32:42,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:42" (1/1) ... [2021-12-15 12:32:42,450 INFO L137 Inliner]: procedures = 717, calls = 1905, calls flagged for inlining = 59, calls inlined = 14, statements flattened = 834 [2021-12-15 12:32:42,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:42,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:32:42,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:32:42,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:32:42,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:42" (1/1) ... [2021-12-15 12:32:42,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:42" (1/1) ... [2021-12-15 12:32:42,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:42" (1/1) ... [2021-12-15 12:32:42,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:42" (1/1) ... [2021-12-15 12:32:42,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:42" (1/1) ... [2021-12-15 12:32:42,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:42" (1/1) ... [2021-12-15 12:32:42,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:42" (1/1) ... [2021-12-15 12:32:42,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:32:42,510 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:32:42,512 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:32:42,515 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:32:42,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:42" (1/1) ... [2021-12-15 12:32:42,520 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:32:42,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:32:42,535 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 12:32:42,541 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 12:32:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2021-12-15 12:32:42,561 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2021-12-15 12:32:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2021-12-15 12:32:42,561 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2021-12-15 12:32:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:32:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-12-15 12:32:42,561 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-12-15 12:32:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-12-15 12:32:42,562 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-12-15 12:32:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-15 12:32:42,562 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-15 12:32:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 12:32:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 12:32:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 12:32:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-15 12:32:42,562 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-15 12:32:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-15 12:32:42,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-15 12:32:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-15 12:32:42,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-15 12:32:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:32:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:32:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:32:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2021-12-15 12:32:42,563 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2021-12-15 12:32:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:32:42,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:32:42,564 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-15 12:32:42,564 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-15 12:32:42,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 12:32:42,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 12:32:42,564 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2021-12-15 12:32:42,564 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2021-12-15 12:32:42,564 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-15 12:32:42,565 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-15 12:32:42,565 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-12-15 12:32:42,565 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-12-15 12:32:42,565 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2021-12-15 12:32:42,565 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2021-12-15 12:32:42,565 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2021-12-15 12:32:42,565 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2021-12-15 12:32:42,565 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 12:32:42,565 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 12:32:42,565 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2021-12-15 12:32:42,566 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2021-12-15 12:32:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:32:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:32:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 12:32:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 12:32:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_down [2021-12-15 12:32:42,566 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_down [2021-12-15 12:32:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:32:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2021-12-15 12:32:42,566 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2021-12-15 12:32:42,567 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-15 12:32:42,567 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-15 12:32:42,567 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-15 12:32:42,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-15 12:32:42,567 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-12-15 12:32:42,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-12-15 12:32:42,567 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2021-12-15 12:32:42,567 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2021-12-15 12:32:42,881 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:32:42,882 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:32:44,125 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:32:44,137 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:32:44,138 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-12-15 12:32:44,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:44 BoogieIcfgContainer [2021-12-15 12:32:44,140 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:32:44,141 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:32:44,141 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:32:44,143 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:32:44,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:32:40" (1/3) ... [2021-12-15 12:32:44,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@91a0b70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:44, skipping insertion in model container [2021-12-15 12:32:44,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:42" (2/3) ... [2021-12-15 12:32:44,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@91a0b70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:44, skipping insertion in model container [2021-12-15 12:32:44,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:44" (3/3) ... [2021-12-15 12:32:44,146 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_sift_down_harness.i [2021-12-15 12:32:44,154 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:32:44,154 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:32:44,195 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:32:44,202 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 12:32:44,202 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:32:44,221 INFO L276 IsEmpty]: Start isEmpty. Operand has 324 states, 195 states have (on average 1.235897435897436) internal successors, (241), 196 states have internal predecessors, (241), 104 states have call successors, (104), 23 states have call predecessors, (104), 23 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104) [2021-12-15 12:32:44,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-12-15 12:32:44,241 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:32:44,244 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 12:32:44,244 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:32:44,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:32:44,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1926734945, now seen corresponding path program 1 times [2021-12-15 12:32:44,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 12:32:44,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [746961031] [2021-12-15 12:32:44,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:32:44,261 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 12:32:44,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 12:32:44,289 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 12:32:44,319 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 12:32:44,423 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-12-15 12:32:44,621 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 12:32:44,622 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 12:32:44,627 INFO L158 Benchmark]: Toolchain (without parser) took 4237.11ms. Allocated memory was 58.7MB in the beginning and 247.5MB in the end (delta: 188.7MB). Free memory was 29.0MB in the beginning and 178.9MB in the end (delta: -149.9MB). Peak memory consumption was 106.4MB. Max. memory is 16.1GB. [2021-12-15 12:32:44,628 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 58.7MB. Free memory was 40.5MB in the beginning and 40.5MB in the end (delta: 50.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:32:44,629 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1903.36ms. Allocated memory was 58.7MB in the beginning and 176.2MB in the end (delta: 117.4MB). Free memory was 28.8MB in the beginning and 117.1MB in the end (delta: -88.3MB). Peak memory consumption was 69.5MB. Max. memory is 16.1GB. [2021-12-15 12:32:44,629 INFO L158 Benchmark]: Boogie Procedure Inliner took 154.84ms. Allocated memory is still 176.2MB. Free memory was 117.1MB in the beginning and 106.4MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 12:32:44,630 INFO L158 Benchmark]: Boogie Preprocessor took 58.68ms. Allocated memory is still 176.2MB. Free memory was 106.4MB in the beginning and 97.0MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 12:32:44,631 INFO L158 Benchmark]: RCFGBuilder took 1629.76ms. Allocated memory was 176.2MB in the beginning and 247.5MB in the end (delta: 71.3MB). Free memory was 97.0MB in the beginning and 124.2MB in the end (delta: -27.2MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2021-12-15 12:32:44,631 INFO L158 Benchmark]: TraceAbstraction took 484.83ms. Allocated memory is still 247.5MB. Free memory was 124.2MB in the beginning and 178.9MB in the end (delta: -54.7MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2021-12-15 12:32:44,633 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 58.7MB. Free memory was 40.5MB in the beginning and 40.5MB in the end (delta: 50.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1903.36ms. Allocated memory was 58.7MB in the beginning and 176.2MB in the end (delta: 117.4MB). Free memory was 28.8MB in the beginning and 117.1MB in the end (delta: -88.3MB). Peak memory consumption was 69.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 154.84ms. Allocated memory is still 176.2MB. Free memory was 117.1MB in the beginning and 106.4MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.68ms. Allocated memory is still 176.2MB. Free memory was 106.4MB in the beginning and 97.0MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1629.76ms. Allocated memory was 176.2MB in the beginning and 247.5MB in the end (delta: 71.3MB). Free memory was 97.0MB in the beginning and 124.2MB in the end (delta: -27.2MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. * TraceAbstraction took 484.83ms. Allocated memory is still 247.5MB. Free memory was 124.2MB in the beginning and 178.9MB in the end (delta: -54.7MB). Peak memory consumption was 14.8MB. 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 12:32:44,668 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable