./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 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_remove_node_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 593ab2b77bb24fa6e2db092508c643eb5cf90f92cf099d146541e242675ce314 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 22:17:34,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 22:17:34,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 22:17:34,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 22:17:34,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 22:17:34,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 22:17:34,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 22:17:34,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 22:17:34,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 22:17:34,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 22:17:34,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 22:17:34,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 22:17:34,232 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 22:17:34,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 22:17:34,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 22:17:34,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 22:17:34,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 22:17:34,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 22:17:34,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 22:17:34,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 22:17:34,246 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 22:17:34,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 22:17:34,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 22:17:34,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 22:17:34,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 22:17:34,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 22:17:34,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 22:17:34,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 22:17:34,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 22:17:34,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 22:17:34,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 22:17:34,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 22:17:34,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 22:17:34,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 22:17:34,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 22:17:34,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 22:17:34,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 22:17:34,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 22:17:34,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 22:17:34,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 22:17:34,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 22:17:34,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 22:17:34,266 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-19 22:17:34,291 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 22:17:34,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 22:17:34,292 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 22:17:34,292 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 22:17:34,293 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 22:17:34,293 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 22:17:34,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 22:17:34,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 22:17:34,294 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 22:17:34,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 22:17:34,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 22:17:34,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 22:17:34,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 22:17:34,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 22:17:34,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 22:17:34,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 22:17:34,296 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 22:17:34,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 22:17:34,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 22:17:34,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 22:17:34,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 22:17:34,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 22:17:34,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 22:17:34,297 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 22:17:34,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 22:17:34,298 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 22:17:34,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 22:17:34,298 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 22:17:34,298 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 22:17:34,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 22:17:34,299 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 593ab2b77bb24fa6e2db092508c643eb5cf90f92cf099d146541e242675ce314 [2022-07-19 22:17:34,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 22:17:34,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 22:17:34,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 22:17:34,537 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 22:17:34,538 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 22:17:34,539 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i [2022-07-19 22:17:34,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7ef01ac/8952771947fa41d2b3caf11892646dab/FLAG647aef31f [2022-07-19 22:17:35,183 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 22:17:35,184 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i [2022-07-19 22:17:35,214 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7ef01ac/8952771947fa41d2b3caf11892646dab/FLAG647aef31f [2022-07-19 22:17:35,346 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7ef01ac/8952771947fa41d2b3caf11892646dab [2022-07-19 22:17:35,349 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 22:17:35,350 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 22:17:35,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 22:17:35,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 22:17:35,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 22:17:35,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:17:35" (1/1) ... [2022-07-19 22:17:35,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e7f9d8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:17:35, skipping insertion in model container [2022-07-19 22:17:35,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:17:35" (1/1) ... [2022-07-19 22:17:35,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 22:17:35,439 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 22:17:35,688 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_remove_node_harness.i[4506,4519] [2022-07-19 22:17:35,694 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_remove_node_harness.i[4566,4579] [2022-07-19 22:17:36,254 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,255 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,256 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,256 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,257 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,278 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,279 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,281 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,282 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,285 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,286 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,286 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,287 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,468 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-19 22:17:36,469 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-19 22:17:36,470 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-19 22:17:36,470 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-19 22:17:36,471 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-19 22:17:36,472 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-19 22:17:36,472 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-19 22:17:36,472 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-19 22:17:36,473 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-19 22:17:36,473 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-19 22:17:36,547 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-19 22:17:36,583 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,590 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,679 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,680 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,680 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,680 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,680 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,681 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,681 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,681 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,682 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,682 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,682 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,682 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,682 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,684 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,685 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,685 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,685 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,687 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,688 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,692 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,692 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,693 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,700 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,702 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,703 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,703 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,704 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,704 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 22:17:36,723 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 22:17:36,732 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_remove_node_harness.i[4506,4519] [2022-07-19 22:17:36,733 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_remove_node_harness.i[4566,4579] [2022-07-19 22:17:36,758 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,759 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,759 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,759 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,760 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,763 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,764 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,764 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,765 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,765 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,765 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,766 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,766 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,796 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-19 22:17:36,797 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-19 22:17:36,797 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-19 22:17:36,798 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-19 22:17:36,801 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-19 22:17:36,802 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-19 22:17:36,803 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-19 22:17:36,803 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-19 22:17:36,803 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-19 22:17:36,803 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-19 22:17:36,831 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-19 22:17:36,851 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,855 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,884 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,886 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,887 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,887 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,887 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,888 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,888 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,889 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,889 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,889 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,890 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,890 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,890 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,892 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,893 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,893 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,893 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,895 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,895 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,937 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,941 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,941 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,945 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,946 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,947 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,947 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,948 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,949 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:17:36,950 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 22:17:37,086 INFO L208 MainTranslator]: Completed translation [2022-07-19 22:17:37,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:17:37 WrapperNode [2022-07-19 22:17:37,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 22:17:37,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 22:17:37,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 22:17:37,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 22:17:37,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:17:37" (1/1) ... [2022-07-19 22:17:37,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:17:37" (1/1) ... [2022-07-19 22:17:37,240 INFO L137 Inliner]: procedures = 699, calls = 1955, calls flagged for inlining = 60, calls inlined = 9, statements flattened = 722 [2022-07-19 22:17:37,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 22:17:37,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 22:17:37,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 22:17:37,247 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 22:17:37,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:17:37" (1/1) ... [2022-07-19 22:17:37,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:17:37" (1/1) ... [2022-07-19 22:17:37,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:17:37" (1/1) ... [2022-07-19 22:17:37,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:17:37" (1/1) ... [2022-07-19 22:17:37,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:17:37" (1/1) ... [2022-07-19 22:17:37,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:17:37" (1/1) ... [2022-07-19 22:17:37,304 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:17:37" (1/1) ... [2022-07-19 22:17:37,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 22:17:37,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 22:17:37,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 22:17:37,313 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 22:17:37,316 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:17:37" (1/1) ... [2022-07-19 22:17:37,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 22:17:37,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:17:37,350 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) [2022-07-19 22:17:37,358 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 [2022-07-19 22:17:37,385 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-07-19 22:17:37,386 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-07-19 22:17:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 22:17:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-07-19 22:17:37,387 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-07-19 22:17:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-07-19 22:17:37,387 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-07-19 22:17:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-07-19 22:17:37,388 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-07-19 22:17:37,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-19 22:17:37,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-19 22:17:37,390 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-07-19 22:17:37,390 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-07-19 22:17:37,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-07-19 22:17:37,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-07-19 22:17:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-19 22:17:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 22:17:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-19 22:17:37,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 22:17:37,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 22:17:37,396 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-07-19 22:17:37,396 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-07-19 22:17:37,396 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-07-19 22:17:37,396 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-07-19 22:17:37,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-19 22:17:37,396 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-07-19 22:17:37,396 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-07-19 22:17:37,396 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-07-19 22:17:37,397 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-07-19 22:17:37,397 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-07-19 22:17:37,397 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-07-19 22:17:37,397 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-19 22:17:37,397 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-19 22:17:37,397 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2022-07-19 22:17:37,397 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2022-07-19 22:17:37,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-19 22:17:37,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-19 22:17:37,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-19 22:17:37,398 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-07-19 22:17:37,398 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-07-19 22:17:37,398 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-07-19 22:17:37,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-07-19 22:17:37,398 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_using_uint64_impl [2022-07-19 22:17:37,398 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_using_uint64_impl [2022-07-19 22:17:37,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-19 22:17:37,399 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-07-19 22:17:37,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-07-19 22:17:37,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 22:17:37,399 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2022-07-19 22:17:37,399 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2022-07-19 22:17:37,694 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 22:17:37,700 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 22:17:38,867 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 22:17:38,877 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 22:17:38,877 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-19 22:17:38,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:17:38 BoogieIcfgContainer [2022-07-19 22:17:38,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 22:17:38,881 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 22:17:38,881 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 22:17:38,884 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 22:17:38,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 10:17:35" (1/3) ... [2022-07-19 22:17:38,885 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29f4adfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 10:17:38, skipping insertion in model container [2022-07-19 22:17:38,885 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:17:37" (2/3) ... [2022-07-19 22:17:38,885 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29f4adfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 10:17:38, skipping insertion in model container [2022-07-19 22:17:38,885 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:17:38" (3/3) ... [2022-07-19 22:17:38,886 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_remove_node_harness.i [2022-07-19 22:17:38,896 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 22:17:38,897 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 22:17:38,946 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 22:17:38,954 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@40fdaacd, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@10578839 [2022-07-19 22:17:38,954 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 22:17:38,959 INFO L276 IsEmpty]: Start isEmpty. Operand has 230 states, 152 states have (on average 1.2894736842105263) internal successors, (196), 153 states have internal predecessors, (196), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-07-19 22:17:38,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-19 22:17:38,973 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:17:38,974 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:17:38,975 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:17:38,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:17:38,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1463300359, now seen corresponding path program 1 times [2022-07-19 22:17:38,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:17:38,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755065140] [2022-07-19 22:17:38,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:17:38,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:17:39,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:17:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:17:39,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 22:17:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 22:17:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 22:17:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-19 22:17:39,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-19 22:17:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 22:17:39,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-19 22:17:39,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-19 22:17:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-19 22:17:39,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-19 22:17:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:17:39,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-19 22:17:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-19 22:17:39,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:17:39,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 22:17:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-19 22:17:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:39,696 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-07-19 22:17:39,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:17:39,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755065140] [2022-07-19 22:17:39,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755065140] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:17:39,698 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 22:17:39,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-19 22:17:39,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750149248] [2022-07-19 22:17:39,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:17:39,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-19 22:17:39,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:17:39,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-19 22:17:39,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-19 22:17:39,722 INFO L87 Difference]: Start difference. First operand has 230 states, 152 states have (on average 1.2894736842105263) internal successors, (196), 153 states have internal predecessors, (196), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-19 22:17:41,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:17:41,420 INFO L93 Difference]: Finished difference Result 529 states and 794 transitions. [2022-07-19 22:17:41,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 22:17:41,422 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 112 [2022-07-19 22:17:41,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:17:41,444 INFO L225 Difference]: With dead ends: 529 [2022-07-19 22:17:41,445 INFO L226 Difference]: Without dead ends: 305 [2022-07-19 22:17:41,464 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-19 22:17:41,466 INFO L413 NwaCegarLoop]: 323 mSDtfsCounter, 240 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-19 22:17:41,467 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [256 Valid, 504 Invalid, 440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-19 22:17:41,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2022-07-19 22:17:41,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 225. [2022-07-19 22:17:41,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 148 states have (on average 1.2702702702702702) internal successors, (188), 149 states have internal predecessors, (188), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2022-07-19 22:17:41,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 303 transitions. [2022-07-19 22:17:41,571 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 303 transitions. Word has length 112 [2022-07-19 22:17:41,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:17:41,571 INFO L495 AbstractCegarLoop]: Abstraction has 225 states and 303 transitions. [2022-07-19 22:17:41,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-19 22:17:41,572 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 303 transitions. [2022-07-19 22:17:41,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-19 22:17:41,574 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:17:41,574 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:17:41,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-19 22:17:41,575 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:17:41,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:17:41,575 INFO L85 PathProgramCache]: Analyzing trace with hash 319679485, now seen corresponding path program 1 times [2022-07-19 22:17:41,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:17:41,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275502822] [2022-07-19 22:17:41,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:17:41,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:17:41,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:17:41,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:17:41,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 22:17:41,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 22:17:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 22:17:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-19 22:17:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-19 22:17:41,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 22:17:41,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-19 22:17:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-19 22:17:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-19 22:17:41,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-19 22:17:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:17:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-19 22:17:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-19 22:17:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:17:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 22:17:41,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:41,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-19 22:17:41,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:42,004 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-07-19 22:17:42,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:17:42,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275502822] [2022-07-19 22:17:42,005 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275502822] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:17:42,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1497432043] [2022-07-19 22:17:42,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:17:42,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:17:42,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:17:42,007 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:17:42,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-19 22:17:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:42,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 2349 conjuncts, 18 conjunts are in the unsatisfiable core [2022-07-19 22:17:42,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:17:42,580 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 24 proven. 3 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-07-19 22:17:42,580 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-19 22:17:42,733 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-07-19 22:17:42,734 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1497432043] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-19 22:17:42,734 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-19 22:17:42,734 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7] total 10 [2022-07-19 22:17:42,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330170333] [2022-07-19 22:17:42,735 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-19 22:17:42,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-19 22:17:42,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:17:42,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-19 22:17:42,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-07-19 22:17:42,741 INFO L87 Difference]: Start difference. First operand 225 states and 303 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) [2022-07-19 22:17:45,016 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-19 22:17:48,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:17:48,911 INFO L93 Difference]: Finished difference Result 507 states and 729 transitions. [2022-07-19 22:17:48,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-19 22:17:48,912 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) Word has length 112 [2022-07-19 22:17:48,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:17:48,924 INFO L225 Difference]: With dead ends: 507 [2022-07-19 22:17:48,924 INFO L226 Difference]: Without dead ends: 349 [2022-07-19 22:17:48,929 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 254 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-07-19 22:17:48,931 INFO L413 NwaCegarLoop]: 317 mSDtfsCounter, 172 mSDsluCounter, 1090 mSDsCounter, 0 mSdLazyCounter, 1318 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 1407 SdHoareTripleChecker+Invalid, 1426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2022-07-19 22:17:48,933 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 1407 Invalid, 1426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1318 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2022-07-19 22:17:48,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2022-07-19 22:17:48,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 240. [2022-07-19 22:17:48,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 159 states have (on average 1.270440251572327) internal successors, (202), 160 states have internal predecessors, (202), 61 states have call successors, (61), 18 states have call predecessors, (61), 19 states have return successors, (65), 61 states have call predecessors, (65), 60 states have call successors, (65) [2022-07-19 22:17:48,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 328 transitions. [2022-07-19 22:17:48,960 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 328 transitions. Word has length 112 [2022-07-19 22:17:48,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:17:48,960 INFO L495 AbstractCegarLoop]: Abstraction has 240 states and 328 transitions. [2022-07-19 22:17:48,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) [2022-07-19 22:17:48,961 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 328 transitions. [2022-07-19 22:17:48,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-19 22:17:48,962 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:17:48,963 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:17:48,986 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-19 22:17:49,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:17:49,180 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:17:49,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:17:49,180 INFO L85 PathProgramCache]: Analyzing trace with hash -701388869, now seen corresponding path program 1 times [2022-07-19 22:17:49,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:17:49,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97740059] [2022-07-19 22:17:49,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:17:49,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:17:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:17:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:17:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 22:17:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 22:17:49,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 22:17:49,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-19 22:17:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-19 22:17:49,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 22:17:49,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-19 22:17:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-19 22:17:49,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-19 22:17:49,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-19 22:17:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:17:49,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-19 22:17:49,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-19 22:17:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:17:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-19 22:17:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-07-19 22:17:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,507 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-07-19 22:17:49,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:17:49,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97740059] [2022-07-19 22:17:49,508 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97740059] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:17:49,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1815343089] [2022-07-19 22:17:49,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:17:49,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:17:49,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:17:49,511 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:17:49,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-19 22:17:49,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:49,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 2346 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-19 22:17:49,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:17:49,970 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-07-19 22:17:49,970 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:17:49,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1815343089] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:17:49,971 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:17:49,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 10 [2022-07-19 22:17:49,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375215194] [2022-07-19 22:17:49,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:17:49,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-19 22:17:49,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:17:49,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-19 22:17:49,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-07-19 22:17:49,972 INFO L87 Difference]: Start difference. First operand 240 states and 328 transitions. Second operand has 6 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-07-19 22:17:50,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:17:50,071 INFO L93 Difference]: Finished difference Result 446 states and 615 transitions. [2022-07-19 22:17:50,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-19 22:17:50,072 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 112 [2022-07-19 22:17:50,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:17:50,073 INFO L225 Difference]: With dead ends: 446 [2022-07-19 22:17:50,073 INFO L226 Difference]: Without dead ends: 242 [2022-07-19 22:17:50,074 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-07-19 22:17:50,075 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 2 mSDsluCounter, 1115 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1404 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-19 22:17:50,075 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1404 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-19 22:17:50,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2022-07-19 22:17:50,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2022-07-19 22:17:50,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 160 states have (on average 1.26875) internal successors, (203), 162 states have internal predecessors, (203), 61 states have call successors, (61), 18 states have call predecessors, (61), 20 states have return successors, (69), 61 states have call predecessors, (69), 60 states have call successors, (69) [2022-07-19 22:17:50,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 333 transitions. [2022-07-19 22:17:50,087 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 333 transitions. Word has length 112 [2022-07-19 22:17:50,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:17:50,088 INFO L495 AbstractCegarLoop]: Abstraction has 242 states and 333 transitions. [2022-07-19 22:17:50,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-07-19 22:17:50,088 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 333 transitions. [2022-07-19 22:17:50,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-07-19 22:17:50,089 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:17:50,089 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:17:50,111 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-19 22:17:50,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-07-19 22:17:50,309 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:17:50,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:17:50,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1454941995, now seen corresponding path program 1 times [2022-07-19 22:17:50,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:17:50,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139511708] [2022-07-19 22:17:50,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:17:50,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:17:50,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:17:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-19 22:17:50,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 22:17:50,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 22:17:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 22:17:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-19 22:17:50,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-19 22:17:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-19 22:17:50,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-19 22:17:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-19 22:17:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-19 22:17:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-19 22:17:50,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-19 22:17:50,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:17:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-07-19 22:17:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-19 22:17:50,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 22:17:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-07-19 22:17:50,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-07-19 22:17:50,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,585 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-07-19 22:17:50,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:17:50,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139511708] [2022-07-19 22:17:50,585 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139511708] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 22:17:50,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2064579710] [2022-07-19 22:17:50,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:17:50,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:17:50,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:17:50,587 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 22:17:50,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-19 22:17:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:17:50,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 2402 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-19 22:17:50,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 22:17:51,054 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-07-19 22:17:51,054 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 22:17:51,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2064579710] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:17:51,054 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 22:17:51,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2022-07-19 22:17:51,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991164882] [2022-07-19 22:17:51,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:17:51,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-19 22:17:51,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:17:51,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-19 22:17:51,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2022-07-19 22:17:51,056 INFO L87 Difference]: Start difference. First operand 242 states and 333 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-07-19 22:17:51,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:17:51,140 INFO L93 Difference]: Finished difference Result 312 states and 414 transitions. [2022-07-19 22:17:51,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-19 22:17:51,141 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) Word has length 120 [2022-07-19 22:17:51,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:17:51,141 INFO L225 Difference]: With dead ends: 312 [2022-07-19 22:17:51,142 INFO L226 Difference]: Without dead ends: 0 [2022-07-19 22:17:51,142 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2022-07-19 22:17:51,143 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 158 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-19 22:17:51,143 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 388 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-19 22:17:51,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-19 22:17:51,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-19 22:17:51,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 22:17:51,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-19 22:17:51,144 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 120 [2022-07-19 22:17:51,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:17:51,144 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-19 22:17:51,144 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-07-19 22:17:51,144 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-19 22:17:51,144 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-19 22:17:51,146 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-19 22:17:51,185 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-19 22:17:51,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 22:17:51,365 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-19 22:17:51,743 INFO L895 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6931 6936) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-19 22:17:51,743 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6931 6936) no Hoare annotation was computed. [2022-07-19 22:17:51,743 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6931 6936) no Hoare annotation was computed. [2022-07-19 22:17:51,743 INFO L899 garLoopResultBuilder]: For program point L6932-1(lines 6932 6934) no Hoare annotation was computed. [2022-07-19 22:17:51,743 INFO L895 garLoopResultBuilder]: At program point L6932(lines 6932 6934) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-19 22:17:51,743 INFO L899 garLoopResultBuilder]: For program point L8310(line 8310) no Hoare annotation was computed. [2022-07-19 22:17:51,743 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validEXIT(lines 8323 8344) no Hoare annotation was computed. [2022-07-19 22:17:51,743 INFO L899 garLoopResultBuilder]: For program point L8277-2(line 8277) no Hoare annotation was computed. [2022-07-19 22:17:51,743 INFO L899 garLoopResultBuilder]: For program point L8310-3(lines 8310 8311) no Hoare annotation was computed. [2022-07-19 22:17:51,743 INFO L899 garLoopResultBuilder]: For program point L8277-1(line 8277) no Hoare annotation was computed. [2022-07-19 22:17:51,743 INFO L899 garLoopResultBuilder]: For program point L8310-2(line 8310) no Hoare annotation was computed. [2022-07-19 22:17:51,743 INFO L895 garLoopResultBuilder]: At program point L8277(line 8277) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2022-07-19 22:17:51,743 INFO L899 garLoopResultBuilder]: For program point L8277-7(lines 8277 8280) no Hoare annotation was computed. [2022-07-19 22:17:51,744 INFO L899 garLoopResultBuilder]: For program point L8277-5(lines 8277 8280) no Hoare annotation was computed. [2022-07-19 22:17:51,744 INFO L899 garLoopResultBuilder]: For program point L8277-4(line 8277) no Hoare annotation was computed. [2022-07-19 22:17:51,744 INFO L899 garLoopResultBuilder]: For program point L8310-5(lines 8310 8311) no Hoare annotation was computed. [2022-07-19 22:17:51,744 INFO L899 garLoopResultBuilder]: For program point L8267(lines 8267 8271) no Hoare annotation was computed. [2022-07-19 22:17:51,744 INFO L899 garLoopResultBuilder]: For program point L8319(line 8319) no Hoare annotation was computed. [2022-07-19 22:17:51,744 INFO L895 garLoopResultBuilder]: At program point L8319-5(lines 8265 8320) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2022-07-19 22:17:51,744 INFO L899 garLoopResultBuilder]: For program point L8319-4(line 8319) no Hoare annotation was computed. [2022-07-19 22:17:51,744 INFO L899 garLoopResultBuilder]: For program point L8319-3(line 8319) no Hoare annotation was computed. [2022-07-19 22:17:51,744 INFO L895 garLoopResultBuilder]: At program point L8319-2(line 8319) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2022-07-19 22:17:51,744 INFO L895 garLoopResultBuilder]: At program point aws_priority_queue_is_validENTRY(lines 8323 8344) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-19 22:17:51,744 INFO L895 garLoopResultBuilder]: At program point L8338(line 8338) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|) (= |old(#valid)| |#valid|))) [2022-07-19 22:17:51,744 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validFINAL(lines 8323 8344) no Hoare annotation was computed. [2022-07-19 22:17:51,744 INFO L899 garLoopResultBuilder]: For program point L8338-1(line 8338) no Hoare annotation was computed. [2022-07-19 22:17:51,744 INFO L899 garLoopResultBuilder]: For program point L8326(lines 8326 8330) no Hoare annotation was computed. [2022-07-19 22:17:51,744 INFO L899 garLoopResultBuilder]: For program point L6747-1(line 6747) no Hoare annotation was computed. [2022-07-19 22:17:51,744 INFO L895 garLoopResultBuilder]: At program point L6747(line 6747) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-19 22:17:51,744 INFO L899 garLoopResultBuilder]: For program point L6749-1(line 6749) no Hoare annotation was computed. [2022-07-19 22:17:51,744 INFO L895 garLoopResultBuilder]: At program point L6749(line 6749) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-19 22:17:51,744 INFO L899 garLoopResultBuilder]: For program point L6743(line 6743) no Hoare annotation was computed. [2022-07-19 22:17:51,745 INFO L899 garLoopResultBuilder]: For program point L6743-4(lines 6742 6754) no Hoare annotation was computed. [2022-07-19 22:17:51,745 INFO L899 garLoopResultBuilder]: For program point L6743-2(lines 6743 6753) no Hoare annotation was computed. [2022-07-19 22:17:51,745 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6742 6754) no Hoare annotation was computed. [2022-07-19 22:17:51,745 INFO L895 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 6742 6754) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-19 22:17:51,745 INFO L902 garLoopResultBuilder]: At program point L6750(line 6750) the Hoare annotation is: true [2022-07-19 22:17:51,745 INFO L899 garLoopResultBuilder]: For program point L6752-1(line 6752) no Hoare annotation was computed. [2022-07-19 22:17:51,745 INFO L902 garLoopResultBuilder]: At program point L6752(line 6752) the Hoare annotation is: true [2022-07-19 22:17:51,745 INFO L899 garLoopResultBuilder]: For program point L6750-3(lines 6750 6752) no Hoare annotation was computed. [2022-07-19 22:17:51,745 INFO L899 garLoopResultBuilder]: For program point L6750-1(lines 6750 6752) no Hoare annotation was computed. [2022-07-19 22:17:51,745 INFO L899 garLoopResultBuilder]: For program point L6744-1(lines 6744 6746) no Hoare annotation was computed. [2022-07-19 22:17:51,745 INFO L895 garLoopResultBuilder]: At program point L6744(lines 6744 6746) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-07-19 22:17:51,745 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6728 6740) no Hoare annotation was computed. [2022-07-19 22:17:51,745 INFO L902 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6728 6740) the Hoare annotation is: true [2022-07-19 22:17:51,745 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6728 6740) no Hoare annotation was computed. [2022-07-19 22:17:51,745 INFO L895 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 2935 2962) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-19 22:17:51,745 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 2935 2962) no Hoare annotation was computed. [2022-07-19 22:17:51,745 INFO L899 garLoopResultBuilder]: For program point L2957(line 2957) no Hoare annotation was computed. [2022-07-19 22:17:51,745 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 2956) no Hoare annotation was computed. [2022-07-19 22:17:51,745 INFO L899 garLoopResultBuilder]: For program point L2957-2(line 2957) no Hoare annotation was computed. [2022-07-19 22:17:51,745 INFO L899 garLoopResultBuilder]: For program point L2955-3(lines 2955 2957) no Hoare annotation was computed. [2022-07-19 22:17:51,746 INFO L899 garLoopResultBuilder]: For program point L2955-2(lines 2955 2956) no Hoare annotation was computed. [2022-07-19 22:17:51,746 INFO L899 garLoopResultBuilder]: For program point L2955-5(lines 2955 2957) no Hoare annotation was computed. [2022-07-19 22:17:51,746 INFO L899 garLoopResultBuilder]: For program point L2939(lines 2939 2943) no Hoare annotation was computed. [2022-07-19 22:17:51,746 INFO L902 garLoopResultBuilder]: At program point L2948(line 2948) the Hoare annotation is: true [2022-07-19 22:17:51,746 INFO L899 garLoopResultBuilder]: For program point L2948-1(line 2948) no Hoare annotation was computed. [2022-07-19 22:17:51,746 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 2935 2962) no Hoare annotation was computed. [2022-07-19 22:17:51,746 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-07-19 22:17:51,746 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-07-19 22:17:51,746 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-07-19 22:17:51,746 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2022-07-19 22:17:51,746 INFO L899 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2022-07-19 22:17:51,746 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2586 2594) no Hoare annotation was computed. [2022-07-19 22:17:51,746 INFO L895 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2586 2594) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-19 22:17:51,746 INFO L902 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: true [2022-07-19 22:17:51,746 INFO L895 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-07-19 22:17:51,746 INFO L899 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2022-07-19 22:17:51,746 INFO L902 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2022-07-19 22:17:51,746 INFO L899 garLoopResultBuilder]: For program point L7393(lines 7393 7408) no Hoare annotation was computed. [2022-07-19 22:17:51,746 INFO L899 garLoopResultBuilder]: For program point L7406(line 7406) no Hoare annotation was computed. [2022-07-19 22:17:51,746 INFO L899 garLoopResultBuilder]: For program point L7402(line 7402) no Hoare annotation was computed. [2022-07-19 22:17:51,747 INFO L899 garLoopResultBuilder]: For program point L7398(line 7398) no Hoare annotation was computed. [2022-07-19 22:17:51,747 INFO L899 garLoopResultBuilder]: For program point L7402-2(line 7402) no Hoare annotation was computed. [2022-07-19 22:17:51,747 INFO L902 garLoopResultBuilder]: At program point memcpy_using_uint64_implENTRY(lines 7378 7418) the Hoare annotation is: true [2022-07-19 22:17:51,747 INFO L899 garLoopResultBuilder]: For program point L7394(line 7394) no Hoare annotation was computed. [2022-07-19 22:17:51,747 INFO L899 garLoopResultBuilder]: For program point L7398-2(line 7398) no Hoare annotation was computed. [2022-07-19 22:17:51,747 INFO L899 garLoopResultBuilder]: For program point memcpy_using_uint64_implEXIT(lines 7378 7418) no Hoare annotation was computed. [2022-07-19 22:17:51,747 INFO L899 garLoopResultBuilder]: For program point L7394-2(line 7394) no Hoare annotation was computed. [2022-07-19 22:17:51,747 INFO L902 garLoopResultBuilder]: At program point L7383(line 7383) the Hoare annotation is: true [2022-07-19 22:17:51,747 INFO L902 garLoopResultBuilder]: At program point L7379-1(line 7379) the Hoare annotation is: true [2022-07-19 22:17:51,747 INFO L902 garLoopResultBuilder]: At program point L7379(line 7379) the Hoare annotation is: true [2022-07-19 22:17:51,747 INFO L899 garLoopResultBuilder]: For program point L7404-2(line 7404) no Hoare annotation was computed. [2022-07-19 22:17:51,747 INFO L899 garLoopResultBuilder]: For program point L7404(line 7404) no Hoare annotation was computed. [2022-07-19 22:17:51,747 INFO L899 garLoopResultBuilder]: For program point L7400-2(line 7400) no Hoare annotation was computed. [2022-07-19 22:17:51,747 INFO L899 garLoopResultBuilder]: For program point L7400(line 7400) no Hoare annotation was computed. [2022-07-19 22:17:51,748 INFO L899 garLoopResultBuilder]: For program point L7396-2(line 7396) no Hoare annotation was computed. [2022-07-19 22:17:51,748 INFO L899 garLoopResultBuilder]: For program point L7396(line 7396) no Hoare annotation was computed. [2022-07-19 22:17:51,748 INFO L899 garLoopResultBuilder]: For program point L7384(line 7384) no Hoare annotation was computed. [2022-07-19 22:17:51,748 INFO L902 garLoopResultBuilder]: At program point L7413-3(lines 7413 7415) the Hoare annotation is: true [2022-07-19 22:17:51,748 INFO L899 garLoopResultBuilder]: For program point L7413-2(lines 7413 7415) no Hoare annotation was computed. [2022-07-19 22:17:51,748 INFO L899 garLoopResultBuilder]: For program point L7413-4(lines 7413 7415) no Hoare annotation was computed. [2022-07-19 22:17:51,748 INFO L899 garLoopResultBuilder]: For program point memcpy_using_uint64_implFINAL(lines 7378 7418) no Hoare annotation was computed. [2022-07-19 22:17:51,748 INFO L902 garLoopResultBuilder]: At program point L2337-3(lines 2337 2343) the Hoare annotation is: true [2022-07-19 22:17:51,748 INFO L899 garLoopResultBuilder]: For program point L2337-2(lines 2337 2343) no Hoare annotation was computed. [2022-07-19 22:17:51,749 INFO L899 garLoopResultBuilder]: For program point L2337-4(lines 2337 2343) no Hoare annotation was computed. [2022-07-19 22:17:51,749 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedEXIT(lines 2331 2348) no Hoare annotation was computed. [2022-07-19 22:17:51,749 INFO L902 garLoopResultBuilder]: At program point aws_is_mem_zeroedENTRY(lines 2331 2348) the Hoare annotation is: true [2022-07-19 22:17:51,749 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedFINAL(lines 2331 2348) no Hoare annotation was computed. [2022-07-19 22:17:51,749 INFO L899 garLoopResultBuilder]: For program point L2338(lines 2338 2342) no Hoare annotation was computed. [2022-07-19 22:17:51,749 INFO L899 garLoopResultBuilder]: For program point L3170-2(line 3170) no Hoare annotation was computed. [2022-07-19 22:17:51,749 INFO L899 garLoopResultBuilder]: For program point L3169(line 3169) no Hoare annotation was computed. [2022-07-19 22:17:51,749 INFO L902 garLoopResultBuilder]: At program point L3170-1(line 3170) the Hoare annotation is: true [2022-07-19 22:17:51,750 INFO L899 garLoopResultBuilder]: For program point L3169-3(line 3169) no Hoare annotation was computed. [2022-07-19 22:17:51,750 INFO L902 garLoopResultBuilder]: At program point L3169-2(line 3169) the Hoare annotation is: true [2022-07-19 22:17:51,750 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3163 3174) no Hoare annotation was computed. [2022-07-19 22:17:51,750 INFO L902 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3163 3174) the Hoare annotation is: true [2022-07-19 22:17:51,750 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthFINAL(lines 3163 3174) no Hoare annotation was computed. [2022-07-19 22:17:51,750 INFO L902 garLoopResultBuilder]: At program point L3172(line 3172) the Hoare annotation is: true [2022-07-19 22:17:51,750 INFO L902 garLoopResultBuilder]: At program point L3170(line 3170) the Hoare annotation is: true [2022-07-19 22:17:51,750 INFO L899 garLoopResultBuilder]: For program point L3172-2(line 3172) no Hoare annotation was computed. [2022-07-19 22:17:51,750 INFO L902 garLoopResultBuilder]: At program point L3172-1(line 3172) the Hoare annotation is: true [2022-07-19 22:17:51,751 INFO L902 garLoopResultBuilder]: At program point can_fail_mallocENTRY(lines 6948 6952) the Hoare annotation is: true [2022-07-19 22:17:51,751 INFO L899 garLoopResultBuilder]: For program point L6951-1(line 6951) no Hoare annotation was computed. [2022-07-19 22:17:51,751 INFO L902 garLoopResultBuilder]: At program point L6951(line 6951) the Hoare annotation is: true [2022-07-19 22:17:51,751 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocFINAL(lines 6948 6952) no Hoare annotation was computed. [2022-07-19 22:17:51,751 INFO L899 garLoopResultBuilder]: For program point L6949-3(lines 6949 6951) no Hoare annotation was computed. [2022-07-19 22:17:51,751 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6948 6952) no Hoare annotation was computed. [2022-07-19 22:17:51,751 INFO L899 garLoopResultBuilder]: For program point L6949-1(lines 6949 6951) no Hoare annotation was computed. [2022-07-19 22:17:51,751 INFO L902 garLoopResultBuilder]: At program point L6949(line 6949) the Hoare annotation is: true [2022-07-19 22:17:51,751 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-07-19 22:17:51,752 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-07-19 22:17:51,752 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-07-19 22:17:51,752 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-07-19 22:17:51,752 INFO L895 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-07-19 22:17:51,752 INFO L899 garLoopResultBuilder]: For program point L7366(lines 7366 7368) no Hoare annotation was computed. [2022-07-19 22:17:51,752 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2022-07-19 22:17:51,752 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-07-19 22:17:51,752 INFO L902 garLoopResultBuilder]: At program point my_memcpyENTRY(lines 7420 7422) the Hoare annotation is: true [2022-07-19 22:17:51,752 INFO L899 garLoopResultBuilder]: For program point my_memcpyFINAL(lines 7420 7422) no Hoare annotation was computed. [2022-07-19 22:17:51,753 INFO L899 garLoopResultBuilder]: For program point L7421-1(line 7421) no Hoare annotation was computed. [2022-07-19 22:17:51,753 INFO L902 garLoopResultBuilder]: At program point L7421(line 7421) the Hoare annotation is: true [2022-07-19 22:17:51,753 INFO L899 garLoopResultBuilder]: For program point my_memcpyEXIT(lines 7420 7422) no Hoare annotation was computed. [2022-07-19 22:17:51,753 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6938 6940) no Hoare annotation was computed. [2022-07-19 22:17:51,753 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6938 6940) no Hoare annotation was computed. [2022-07-19 22:17:51,753 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6938 6940) the Hoare annotation is: true [2022-07-19 22:17:51,753 INFO L895 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-19 22:17:51,753 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2022-07-19 22:17:51,753 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2022-07-19 22:17:51,754 INFO L902 garLoopResultBuilder]: At program point L3188(line 3188) the Hoare annotation is: true [2022-07-19 22:17:51,754 INFO L899 garLoopResultBuilder]: For program point aws_array_list_get_atEXIT(lines 3176 3189) no Hoare annotation was computed. [2022-07-19 22:17:51,754 INFO L899 garLoopResultBuilder]: For program point L3188-1(line 3188) no Hoare annotation was computed. [2022-07-19 22:17:51,755 INFO L902 garLoopResultBuilder]: At program point L3184(line 3184) the Hoare annotation is: true [2022-07-19 22:17:51,755 INFO L902 garLoopResultBuilder]: At program point L3182(line 3182) the Hoare annotation is: true [2022-07-19 22:17:51,755 INFO L899 garLoopResultBuilder]: For program point L3184-2(line 3184) no Hoare annotation was computed. [2022-07-19 22:17:51,755 INFO L902 garLoopResultBuilder]: At program point L3184-1(line 3184) the Hoare annotation is: true [2022-07-19 22:17:51,755 INFO L899 garLoopResultBuilder]: For program point L3182-1(lines 3182 3186) no Hoare annotation was computed. [2022-07-19 22:17:51,756 INFO L902 garLoopResultBuilder]: At program point L3178(line 3178) the Hoare annotation is: true [2022-07-19 22:17:51,756 INFO L899 garLoopResultBuilder]: For program point L3178-2(line 3178) no Hoare annotation was computed. [2022-07-19 22:17:51,756 INFO L902 garLoopResultBuilder]: At program point L3178-1(line 3178) the Hoare annotation is: true [2022-07-19 22:17:51,756 INFO L899 garLoopResultBuilder]: For program point aws_array_list_get_atFINAL(lines 3176 3189) no Hoare annotation was computed. [2022-07-19 22:17:51,756 INFO L902 garLoopResultBuilder]: At program point aws_array_list_get_atENTRY(lines 3176 3189) the Hoare annotation is: true [2022-07-19 22:17:51,756 INFO L902 garLoopResultBuilder]: At program point L3187-1(line 3187) the Hoare annotation is: true [2022-07-19 22:17:51,757 INFO L902 garLoopResultBuilder]: At program point L3187(line 3187) the Hoare annotation is: true [2022-07-19 22:17:51,757 INFO L899 garLoopResultBuilder]: For program point L3187-2(line 3187) no Hoare annotation was computed. [2022-07-19 22:17:51,757 INFO L899 garLoopResultBuilder]: For program point L3183-1(line 3183) no Hoare annotation was computed. [2022-07-19 22:17:51,757 INFO L902 garLoopResultBuilder]: At program point L3183(line 3183) the Hoare annotation is: true [2022-07-19 22:17:51,757 INFO L899 garLoopResultBuilder]: For program point L3179(line 3179) no Hoare annotation was computed. [2022-07-19 22:17:51,757 INFO L899 garLoopResultBuilder]: For program point L3179-3(line 3179) no Hoare annotation was computed. [2022-07-19 22:17:51,758 INFO L902 garLoopResultBuilder]: At program point L3179-2(line 3179) the Hoare annotation is: true [2022-07-19 22:17:51,758 INFO L899 garLoopResultBuilder]: For program point L8566-1(line 8566) no Hoare annotation was computed. [2022-07-19 22:17:51,758 INFO L895 garLoopResultBuilder]: At program point L8500(line 8500) the Hoare annotation is: false [2022-07-19 22:17:51,758 INFO L895 garLoopResultBuilder]: At program point L8500-1(line 8500) the Hoare annotation is: false [2022-07-19 22:17:51,758 INFO L899 garLoopResultBuilder]: For program point L8500-2(line 8500) no Hoare annotation was computed. [2022-07-19 22:17:51,758 INFO L895 garLoopResultBuilder]: At program point L8566(line 8566) the Hoare annotation is: false [2022-07-19 22:17:51,759 INFO L895 garLoopResultBuilder]: At program point L8525(line 8525) the Hoare annotation is: false [2022-07-19 22:17:51,759 INFO L899 garLoopResultBuilder]: For program point L8558-1(lines 8558 8560) no Hoare annotation was computed. [2022-07-19 22:17:51,759 INFO L899 garLoopResultBuilder]: For program point L8525-1(line 8525) no Hoare annotation was computed. [2022-07-19 22:17:51,759 INFO L895 garLoopResultBuilder]: At program point L8558(lines 8558 8560) the Hoare annotation is: false [2022-07-19 22:17:51,759 INFO L899 garLoopResultBuilder]: For program point L6791-1(line 6791) no Hoare annotation was computed. [2022-07-19 22:17:51,759 INFO L895 garLoopResultBuilder]: At program point L8550-1(lines 8550 8563) the Hoare annotation is: false [2022-07-19 22:17:51,759 INFO L895 garLoopResultBuilder]: At program point L6791(line 6791) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-19 22:17:51,760 INFO L899 garLoopResultBuilder]: For program point L8550(lines 8550 8563) no Hoare annotation was computed. [2022-07-19 22:17:51,760 INFO L895 garLoopResultBuilder]: At program point L8509(line 8509) the Hoare annotation is: false [2022-07-19 22:17:51,760 INFO L899 garLoopResultBuilder]: For program point L8509-1(line 8509) no Hoare annotation was computed. [2022-07-19 22:17:51,760 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-19 22:17:51,760 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-19 22:17:51,760 INFO L899 garLoopResultBuilder]: For program point L8534(lines 8534 8540) no Hoare annotation was computed. [2022-07-19 22:17:51,761 INFO L895 garLoopResultBuilder]: At program point L6800(lines 6783 6801) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-19 22:17:51,761 INFO L899 garLoopResultBuilder]: For program point L8518-1(line 8518) no Hoare annotation was computed. [2022-07-19 22:17:51,761 INFO L895 garLoopResultBuilder]: At program point L8551(line 8551) the Hoare annotation is: false [2022-07-19 22:17:51,761 INFO L895 garLoopResultBuilder]: At program point L8518(line 8518) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-19 22:17:51,761 INFO L899 garLoopResultBuilder]: For program point L8551-1(line 8551) no Hoare annotation was computed. [2022-07-19 22:17:51,761 INFO L895 garLoopResultBuilder]: At program point L8510(lines 8495 8511) the Hoare annotation is: false [2022-07-19 22:17:51,761 INFO L902 garLoopResultBuilder]: At program point L8568(line 8568) the Hoare annotation is: true [2022-07-19 22:17:51,761 INFO L895 garLoopResultBuilder]: At program point L8527(line 8527) the Hoare annotation is: false [2022-07-19 22:17:51,761 INFO L899 garLoopResultBuilder]: For program point L8527-1(line 8527) no Hoare annotation was computed. [2022-07-19 22:17:51,761 INFO L899 garLoopResultBuilder]: For program point L8552(lines 8552 8562) no Hoare annotation was computed. [2022-07-19 22:17:51,761 INFO L899 garLoopResultBuilder]: For program point L8536(lines 8536 8539) no Hoare annotation was computed. [2022-07-19 22:17:51,761 INFO L895 garLoopResultBuilder]: At program point L8553(line 8553) the Hoare annotation is: false [2022-07-19 22:17:51,761 INFO L899 garLoopResultBuilder]: For program point L8553-1(line 8553) no Hoare annotation was computed. [2022-07-19 22:17:51,761 INFO L899 garLoopResultBuilder]: For program point L6803(lines 6803 6807) no Hoare annotation was computed. [2022-07-19 22:17:51,761 INFO L899 garLoopResultBuilder]: For program point L8554(lines 8554 8561) no Hoare annotation was computed. [2022-07-19 22:17:51,761 INFO L899 garLoopResultBuilder]: For program point L8529(lines 8529 8541) no Hoare annotation was computed. [2022-07-19 22:17:51,761 INFO L899 garLoopResultBuilder]: For program point L8529-1(lines 8529 8541) no Hoare annotation was computed. [2022-07-19 22:17:51,761 INFO L895 garLoopResultBuilder]: At program point L8496(line 8496) the Hoare annotation is: false [2022-07-19 22:17:51,761 INFO L895 garLoopResultBuilder]: At program point L8496-1(line 8496) the Hoare annotation is: false [2022-07-19 22:17:51,762 INFO L899 garLoopResultBuilder]: For program point L8496-2(line 8496) no Hoare annotation was computed. [2022-07-19 22:17:51,762 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-19 22:17:51,762 INFO L895 garLoopResultBuilder]: At program point L8538(line 8538) the Hoare annotation is: false [2022-07-19 22:17:51,762 INFO L899 garLoopResultBuilder]: For program point L8513(lines 8513 8567) no Hoare annotation was computed. [2022-07-19 22:17:51,762 INFO L899 garLoopResultBuilder]: For program point L8538-1(line 8538) no Hoare annotation was computed. [2022-07-19 22:17:51,762 INFO L899 garLoopResultBuilder]: For program point L8505(lines 8505 8507) no Hoare annotation was computed. [2022-07-19 22:17:51,762 INFO L895 garLoopResultBuilder]: At program point L6804-1(line 6804) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-19 22:17:51,762 INFO L895 garLoopResultBuilder]: At program point L6804(line 6804) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-19 22:17:51,762 INFO L895 garLoopResultBuilder]: At program point L8505-2(lines 8505 8507) the Hoare annotation is: false [2022-07-19 22:17:51,762 INFO L895 garLoopResultBuilder]: At program point L8522(line 8522) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-19 22:17:51,762 INFO L899 garLoopResultBuilder]: For program point L8497(line 8497) no Hoare annotation was computed. [2022-07-19 22:17:51,762 INFO L895 garLoopResultBuilder]: At program point L8497-2(line 8497) the Hoare annotation is: false [2022-07-19 22:17:51,762 INFO L899 garLoopResultBuilder]: For program point L8497-3(line 8497) no Hoare annotation was computed. [2022-07-19 22:17:51,762 INFO L899 garLoopResultBuilder]: For program point L8547(line 8547) no Hoare annotation was computed. [2022-07-19 22:17:51,762 INFO L895 garLoopResultBuilder]: At program point L8522-1(line 8522) the Hoare annotation is: (= |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_#t~ret965#1| 0) [2022-07-19 22:17:51,762 INFO L899 garLoopResultBuilder]: For program point L8522-2(line 8522) no Hoare annotation was computed. [2022-07-19 22:17:51,762 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-19 22:17:51,762 INFO L895 garLoopResultBuilder]: At program point L8547-2(line 8547) the Hoare annotation is: false [2022-07-19 22:17:51,762 INFO L899 garLoopResultBuilder]: For program point L8547-3(line 8547) no Hoare annotation was computed. [2022-07-19 22:17:51,762 INFO L899 garLoopResultBuilder]: For program point L6805(line 6805) no Hoare annotation was computed. [2022-07-19 22:17:51,763 INFO L895 garLoopResultBuilder]: At program point L8523(line 8523) the Hoare annotation is: false [2022-07-19 22:17:51,763 INFO L899 garLoopResultBuilder]: For program point L8523-1(line 8523) no Hoare annotation was computed. [2022-07-19 22:17:51,763 INFO L895 garLoopResultBuilder]: At program point L8499(line 8499) the Hoare annotation is: false [2022-07-19 22:17:51,763 INFO L899 garLoopResultBuilder]: For program point L8499-1(line 8499) no Hoare annotation was computed. [2022-07-19 22:17:51,763 INFO L895 garLoopResultBuilder]: At program point L6798(lines 6798 6799) the Hoare annotation is: (and (< 1 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-07-19 22:17:51,763 INFO L899 garLoopResultBuilder]: For program point L8499-2(lines 8499 8502) no Hoare annotation was computed. [2022-07-19 22:17:51,763 INFO L899 garLoopResultBuilder]: For program point L6798-1(lines 6798 6799) no Hoare annotation was computed. [2022-07-19 22:17:51,763 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-07-19 22:17:51,763 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-07-19 22:17:51,764 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-07-19 22:17:51,764 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-07-19 22:17:51,764 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-07-19 22:17:51,764 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-07-19 22:17:51,767 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-07-19 22:17:51,769 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-19 22:17:51,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 10:17:51 BoogieIcfgContainer [2022-07-19 22:17:51,792 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-19 22:17:51,792 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-19 22:17:51,793 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-19 22:17:51,794 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-19 22:17:51,794 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:17:38" (3/4) ... [2022-07-19 22:17:51,796 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-19 22:17:51,800 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2022-07-19 22:17:51,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-07-19 22:17:51,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2022-07-19 22:17:51,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2022-07-19 22:17:51,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2022-07-19 22:17:51,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2022-07-19 22:17:51,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-07-19 22:17:51,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-19 22:17:51,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-07-19 22:17:51,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memcpy [2022-07-19 22:17:51,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-07-19 22:17:51,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2022-07-19 22:17:51,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_get_at [2022-07-19 22:17:51,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2022-07-19 22:17:51,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_using_uint64_impl [2022-07-19 22:17:51,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2022-07-19 22:17:51,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2022-07-19 22:17:51,801 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-07-19 22:17:51,812 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 151 nodes and edges [2022-07-19 22:17:51,813 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 66 nodes and edges [2022-07-19 22:17:51,814 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-07-19 22:17:51,814 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-19 22:17:51,815 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-07-19 22:17:51,816 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-19 22:17:51,817 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-19 22:17:51,818 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-19 22:17:52,148 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-19 22:17:52,148 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-19 22:17:52,149 INFO L158 Benchmark]: Toolchain (without parser) took 16798.60ms. Allocated memory was 98.6MB in the beginning and 276.8MB in the end (delta: 178.3MB). Free memory was 57.9MB in the beginning and 36.9MB in the end (delta: 21.1MB). Peak memory consumption was 201.4MB. Max. memory is 16.1GB. [2022-07-19 22:17:52,149 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory was 53.2MB in the beginning and 53.2MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 22:17:52,149 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1734.54ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 57.7MB in the beginning and 46.0MB in the end (delta: 11.7MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. [2022-07-19 22:17:52,150 INFO L158 Benchmark]: Boogie Procedure Inliner took 158.09ms. Allocated memory was 123.7MB in the beginning and 184.5MB in the end (delta: 60.8MB). Free memory was 46.0MB in the beginning and 130.7MB in the end (delta: -84.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-19 22:17:52,150 INFO L158 Benchmark]: Boogie Preprocessor took 65.20ms. Allocated memory is still 184.5MB. Free memory was 130.7MB in the beginning and 123.2MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-19 22:17:52,150 INFO L158 Benchmark]: RCFGBuilder took 1567.46ms. Allocated memory is still 184.5MB. Free memory was 123.2MB in the beginning and 84.7MB in the end (delta: 38.6MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2022-07-19 22:17:52,150 INFO L158 Benchmark]: TraceAbstraction took 12910.47ms. Allocated memory was 184.5MB in the beginning and 276.8MB in the end (delta: 92.3MB). Free memory was 83.7MB in the beginning and 162.7MB in the end (delta: -79.0MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2022-07-19 22:17:52,151 INFO L158 Benchmark]: Witness Printer took 356.29ms. Allocated memory is still 276.8MB. Free memory was 162.7MB in the beginning and 36.9MB in the end (delta: 125.8MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. [2022-07-19 22:17:52,152 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory was 53.2MB in the beginning and 53.2MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1734.54ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 57.7MB in the beginning and 46.0MB in the end (delta: 11.7MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 158.09ms. Allocated memory was 123.7MB in the beginning and 184.5MB in the end (delta: 60.8MB). Free memory was 46.0MB in the beginning and 130.7MB in the end (delta: -84.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.20ms. Allocated memory is still 184.5MB. Free memory was 130.7MB in the beginning and 123.2MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1567.46ms. Allocated memory is still 184.5MB. Free memory was 123.2MB in the beginning and 84.7MB in the end (delta: 38.6MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. * TraceAbstraction took 12910.47ms. Allocated memory was 184.5MB in the beginning and 276.8MB in the end (delta: 92.3MB). Free memory was 83.7MB in the beginning and 162.7MB in the end (delta: -79.0MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Witness Printer took 356.29ms. Allocated memory is still 276.8MB. Free memory was 162.7MB in the beginning and 36.9MB in the end (delta: 125.8MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 19 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.8s, OverallIterations: 4, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 8.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 623 SdHoareTripleChecker+Valid, 7.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 572 mSDsluCounter, 3703 SdHoareTripleChecker+Invalid, 7.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2663 mSDsCounter, 297 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1741 IncrementalHoareTripleChecker+Invalid, 2038 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 297 mSolverCounterUnsat, 1040 mSDtfsCounter, 1741 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 631 GetRequests, 592 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred in iteration=3, InterpolantAutomatonStates: 28, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 189 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 83 LocationsWithAnnotation, 493 PreInvPairs, 505 NumberOfFragments, 428 HoareAnnotationTreeSize, 493 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 83 FomulaSimplificationsInter, 49 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 800 NumberOfCodeBlocks, 800 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 904 ConstructedInterpolants, 0 QuantifiedInterpolants, 1654 SizeOfPredicates, 6 NumberOfNonLiveVariables, 7097 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 8 InterpolantComputations, 3 PerfectInterpolantSequences, 684/704 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6783]: Loop Invariant Derived loop invariant: 1 < queue && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 8568]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8265]: Loop Invariant Derived loop invariant: !(0 < unknown-#StackHeapBarrier-unknown) || (queue <= 0 && queue <= queue) - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 7413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2337]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-19 22:17:52,191 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE