./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.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 --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 fafc38909a055846da1b41b1ae706143d92ef6bb742651c374b2236f4f92c5ee --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 20:01:37,446 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 20:01:37,515 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-16 20:01:37,521 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 20:01:37,522 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 20:01:37,544 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 20:01:37,545 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 20:01:37,545 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 20:01:37,546 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 20:01:37,550 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 20:01:37,550 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 20:01:37,550 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 20:01:37,551 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 20:01:37,551 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 20:01:37,551 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 20:01:37,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 20:01:37,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 20:01:37,552 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 20:01:37,552 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 20:01:37,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 20:01:37,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 20:01:37,555 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 20:01:37,555 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 20:01:37,556 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 20:01:37,556 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 20:01:37,556 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 20:01:37,556 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 20:01:37,557 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 20:01:37,557 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 20:01:37,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 20:01:37,558 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 20:01:37,558 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 20:01:37,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 20:01:37,559 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 20:01:37,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 20:01:37,559 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 20:01:37,559 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 20:01:37,559 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 20:01:37,560 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 20:01:37,560 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fafc38909a055846da1b41b1ae706143d92ef6bb742651c374b2236f4f92c5ee [2024-11-16 20:01:37,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 20:01:37,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 20:01:37,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 20:01:37,847 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 20:01:37,847 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 20:01:37,848 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.i [2024-11-16 20:01:39,309 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 20:01:39,823 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 20:01:39,825 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.i [2024-11-16 20:01:39,875 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/663ebdbd9/1ad3a8ca35354966a5df13c4487f7099/FLAGc96489543 [2024-11-16 20:01:39,897 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/663ebdbd9/1ad3a8ca35354966a5df13c4487f7099 [2024-11-16 20:01:39,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 20:01:39,904 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 20:01:39,906 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 20:01:39,908 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 20:01:39,913 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 20:01:39,914 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:01:39" (1/1) ... [2024-11-16 20:01:39,915 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d68c09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:39, skipping insertion in model container [2024-11-16 20:01:39,915 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:01:39" (1/1) ... [2024-11-16 20:01:40,062 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 20:01:40,408 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.i[4499,4512] [2024-11-16 20:01:40,416 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.i[4559,4572] [2024-11-16 20:01:41,002 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,003 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,004 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,004 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,005 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,018 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,018 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,020 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,021 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,022 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,023 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,024 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,024 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,562 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,568 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,684 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,685 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,686 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,686 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,686 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,687 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,687 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,688 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,688 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,689 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,689 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,690 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,690 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,694 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,694 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,695 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,695 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,703 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,704 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,709 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,710 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,710 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,729 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,729 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,730 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 20:01:41,769 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 20:01:41,789 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.i[4499,4512] [2024-11-16 20:01:41,789 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.i[4559,4572] [2024-11-16 20:01:41,827 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,829 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,829 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,830 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,830 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,840 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,842 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,844 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,844 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,845 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,846 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,848 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,848 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,952 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,957 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:41,964 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7739-7750] [2024-11-16 20:01:42,042 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,042 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,042 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,043 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,043 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,045 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,045 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,046 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,046 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,046 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,046 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,046 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,047 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,047 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,048 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,048 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,048 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,051 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,052 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,058 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,059 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,059 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,069 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,071 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,072 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 20:01:42,074 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 20:01:42,269 INFO L204 MainTranslator]: Completed translation [2024-11-16 20:01:42,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:42 WrapperNode [2024-11-16 20:01:42,270 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 20:01:42,271 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 20:01:42,271 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 20:01:42,271 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 20:01:42,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:42" (1/1) ... [2024-11-16 20:01:42,393 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:42" (1/1) ... [2024-11-16 20:01:42,478 INFO L138 Inliner]: procedures = 686, calls = 1933, calls flagged for inlining = 59, calls inlined = 15, statements flattened = 1086 [2024-11-16 20:01:42,480 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 20:01:42,481 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 20:01:42,481 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 20:01:42,481 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 20:01:42,492 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:42" (1/1) ... [2024-11-16 20:01:42,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:42" (1/1) ... [2024-11-16 20:01:42,502 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:42" (1/1) ... [2024-11-16 20:01:42,614 INFO L175 MemorySlicer]: Split 396 memory accesses to 6 slices as follows [2, 13, 97, 3, 264, 17]. 67 percent of accesses are in the largest equivalence class. The 30 initializations are split as follows [2, 11, 0, 1, 12, 4]. The 262 writes are split as follows [0, 0, 18, 1, 240, 3]. [2024-11-16 20:01:42,614 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:42" (1/1) ... [2024-11-16 20:01:42,614 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:42" (1/1) ... [2024-11-16 20:01:42,651 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:42" (1/1) ... [2024-11-16 20:01:42,654 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:42" (1/1) ... [2024-11-16 20:01:42,663 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:42" (1/1) ... [2024-11-16 20:01:42,677 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:42" (1/1) ... [2024-11-16 20:01:42,691 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 20:01:42,692 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 20:01:42,693 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 20:01:42,693 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 20:01:42,694 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:42" (1/1) ... [2024-11-16 20:01:42,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 20:01:42,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 20:01:42,733 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 20:01:42,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 20:01:42,782 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-11-16 20:01:42,783 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-11-16 20:01:42,783 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-16 20:01:42,784 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-16 20:01:42,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-16 20:01:42,784 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-16 20:01:42,784 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-16 20:01:42,785 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-16 20:01:42,785 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-16 20:01:42,785 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-16 20:01:42,785 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-16 20:01:42,786 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-11-16 20:01:42,786 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-11-16 20:01:42,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-16 20:01:42,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-16 20:01:42,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-16 20:01:42,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-16 20:01:42,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-16 20:01:42,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-16 20:01:42,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-16 20:01:42,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-16 20:01:42,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-16 20:01:42,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-16 20:01:42,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-16 20:01:42,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-16 20:01:42,789 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-16 20:01:42,789 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-16 20:01:42,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-16 20:01:42,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-16 20:01:42,790 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_node [2024-11-16 20:01:42,790 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_node [2024-11-16 20:01:42,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-16 20:01:42,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 20:01:42,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-16 20:01:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-16 20:01:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-16 20:01:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-16 20:01:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-16 20:01:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-16 20:01:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-11-16 20:01:42,791 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-11-16 20:01:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-16 20:01:42,791 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-16 20:01:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 20:01:42,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 20:01:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-16 20:01:42,792 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-16 20:01:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-16 20:01:42,792 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-16 20:01:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-16 20:01:42,792 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-16 20:01:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-16 20:01:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-16 20:01:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-16 20:01:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-16 20:01:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-16 20:01:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-16 20:01:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-16 20:01:42,792 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-16 20:01:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-16 20:01:42,792 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-16 20:01:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-16 20:01:42,793 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-16 20:01:42,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-16 20:01:42,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-16 20:01:42,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-16 20:01:42,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-16 20:01:42,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-16 20:01:42,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-16 20:01:42,793 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-16 20:01:42,793 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-16 20:01:42,793 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-16 20:01:42,793 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-16 20:01:42,793 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-16 20:01:42,793 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-16 20:01:42,793 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 20:01:42,793 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 20:01:42,794 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-16 20:01:42,794 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-16 20:01:42,794 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-11-16 20:01:42,794 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-11-16 20:01:42,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-16 20:01:42,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-16 20:01:42,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-16 20:01:42,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-16 20:01:42,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-16 20:01:42,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-16 20:01:42,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-16 20:01:42,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-16 20:01:42,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-16 20:01:42,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-16 20:01:42,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-16 20:01:42,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-16 20:01:42,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-16 20:01:42,797 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-11-16 20:01:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-11-16 20:01:42,798 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-16 20:01:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-16 20:01:42,798 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-16 20:01:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-16 20:01:42,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-16 20:01:42,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-16 20:01:42,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-16 20:01:42,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-16 20:01:42,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-16 20:01:42,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-16 20:01:42,799 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-16 20:01:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-16 20:01:42,799 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-11-16 20:01:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-11-16 20:01:42,800 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-16 20:01:42,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-16 20:01:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 20:01:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-16 20:01:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-16 20:01:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-16 20:01:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-16 20:01:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-16 20:01:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2024-11-16 20:01:42,802 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2024-11-16 20:01:43,256 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 20:01:43,259 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 20:01:43,297 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923: havoc #t~malloc583.base, #t~malloc583.offset; [2024-11-16 20:01:43,304 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc #t~nondet6; [2024-11-16 20:01:43,335 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2590: havoc #t~ret57#1; [2024-11-16 20:01:43,390 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937: havoc #t~ret587;havoc #t~ite589.base, #t~ite589.offset;havoc #t~ret588.base, #t~ret588.offset; [2024-11-16 20:01:43,486 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8240: havoc aws_priority_queue_backpointers_valid_#t~ret874#1;havoc aws_priority_queue_backpointers_valid_#t~short875#1; [2024-11-16 20:01:43,579 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2944: call ULTIMATE.dealloc(~#required_size~0.base, ~#required_size~0.offset);havoc ~#required_size~0.base, ~#required_size~0.offset; [2024-11-16 20:01:43,585 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2024-11-16 20:01:43,659 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8154: havoc ~node~1.base, ~node~1.offset; [2024-11-16 20:01:43,787 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8350: call ULTIMATE.dealloc(~#backpointer~0#1.base, ~#backpointer~0#1.offset);havoc ~#backpointer~0#1.base, ~#backpointer~0#1.offset; [2024-11-16 20:01:43,818 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L262: havoc nondet_int_#t~nondet5#1; [2024-11-16 20:01:43,819 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7252: havoc nondet_compare_#t~ret668#1; [2024-11-16 20:01:43,879 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3203: havoc #t~ret243; [2024-11-16 20:01:43,887 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7360: havoc #t~ret681.base, #t~ret681.offset; [2024-11-16 20:01:43,927 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8050: call ULTIMATE.dealloc(~#parent_item~0.base, ~#parent_item~0.offset);havoc ~#parent_item~0.base, ~#parent_item~0.offset;call ULTIMATE.dealloc(~#child_item~0.base, ~#child_item~0.offset);havoc ~#child_item~0.base, ~#child_item~0.offset; [2024-11-16 20:01:44,032 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3188: havoc #t~ret236; [2024-11-16 20:01:50,009 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8385-2: havoc aws_priority_queue_remove_#t~ret928#1; [2024-11-16 20:01:50,010 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8387-2: havoc aws_priority_queue_remove_#t~ret930#1; [2024-11-16 20:01:50,266 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3121: havoc #t~ret187; [2024-11-16 20:01:50,266 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3108: havoc ~last_item_offset~1; [2024-11-16 20:01:50,406 INFO L? ?]: Removed 266 outVars from TransFormulas that were not future-live. [2024-11-16 20:01:50,407 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 20:01:50,426 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 20:01:50,427 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 20:01:50,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:01:50 BoogieIcfgContainer [2024-11-16 20:01:50,427 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 20:01:50,429 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 20:01:50,429 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 20:01:50,435 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 20:01:50,435 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 08:01:39" (1/3) ... [2024-11-16 20:01:50,436 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11df691c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:01:50, skipping insertion in model container [2024-11-16 20:01:50,437 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:01:42" (2/3) ... [2024-11-16 20:01:50,438 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11df691c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:01:50, skipping insertion in model container [2024-11-16 20:01:50,438 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:01:50" (3/3) ... [2024-11-16 20:01:50,439 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_remove_harness_negated.i [2024-11-16 20:01:50,455 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 20:01:50,456 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-16 20:01:50,535 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 20:01:50,541 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@30aa7aef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 20:01:50,542 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-16 20:01:50,549 INFO L276 IsEmpty]: Start isEmpty. Operand has 472 states, 275 states have (on average 1.250909090909091) internal successors, (344), 280 states have internal predecessors, (344), 166 states have call successors, (166), 28 states have call predecessors, (166), 28 states have return successors, (166), 166 states have call predecessors, (166), 166 states have call successors, (166) [2024-11-16 20:01:50,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-16 20:01:50,573 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 20:01:50,575 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 20:01:50,575 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 20:01:50,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 20:01:50,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1768408123, now seen corresponding path program 1 times [2024-11-16 20:01:50,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 20:01:50,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172607] [2024-11-16 20:01:50,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 20:01:50,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 20:01:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:56,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-16 20:01:56,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:56,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-16 20:01:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:56,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 20:01:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:56,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 20:01:56,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:56,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 20:01:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:56,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 20:01:56,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:56,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 20:01:56,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:56,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-16 20:01:56,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:56,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-16 20:01:56,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 20:01:57,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-16 20:01:57,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-16 20:01:57,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 20:01:57,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-16 20:01:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-16 20:01:57,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 20:01:57,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 20:01:57,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 20:01:57,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 20:01:57,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 20:01:57,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 20:01:57,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 20:01:57,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 20:01:57,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 20:01:57,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 20:01:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 20:01:57,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 20:01:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 20:01:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:01:57,818 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2024-11-16 20:01:57,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 20:01:57,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172607] [2024-11-16 20:01:57,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172607] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 20:01:57,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 20:01:57,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 20:01:57,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326933835] [2024-11-16 20:01:57,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 20:01:57,827 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 20:01:57,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 20:01:57,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 20:01:57,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-16 20:01:57,855 INFO L87 Difference]: Start difference. First operand has 472 states, 275 states have (on average 1.250909090909091) internal successors, (344), 280 states have internal predecessors, (344), 166 states have call successors, (166), 28 states have call predecessors, (166), 28 states have return successors, (166), 166 states have call predecessors, (166), 166 states have call successors, (166) Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-16 20:02:01,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 20:02:06,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 20:02:10,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 20:02:15,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 20:02:40,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 20:02:40,590 INFO L93 Difference]: Finished difference Result 1352 states and 2504 transitions. [2024-11-16 20:02:40,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 20:02:40,593 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 171 [2024-11-16 20:02:40,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 20:02:40,624 INFO L225 Difference]: With dead ends: 1352 [2024-11-16 20:02:40,624 INFO L226 Difference]: Without dead ends: 901 [2024-11-16 20:02:40,637 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-11-16 20:02:40,642 INFO L432 NwaCegarLoop]: 597 mSDtfsCounter, 552 mSDsluCounter, 946 mSDsCounter, 0 mSdLazyCounter, 1316 mSolverCounterSat, 729 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 624 SdHoareTripleChecker+Valid, 1543 SdHoareTripleChecker+Invalid, 2049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 729 IncrementalHoareTripleChecker+Valid, 1316 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.2s IncrementalHoareTripleChecker+Time [2024-11-16 20:02:40,644 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [624 Valid, 1543 Invalid, 2049 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [729 Valid, 1316 Invalid, 4 Unknown, 0 Unchecked, 41.2s Time] [2024-11-16 20:02:40,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 901 states. [2024-11-16 20:02:40,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 901 to 464. [2024-11-16 20:02:40,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 464 states, 269 states have (on average 1.2156133828996283) internal successors, (327), 272 states have internal predecessors, (327), 166 states have call successors, (166), 28 states have call predecessors, (166), 27 states have return successors, (164), 164 states have call predecessors, (164), 164 states have call successors, (164) [2024-11-16 20:02:40,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 657 transitions. [2024-11-16 20:02:40,853 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 657 transitions. Word has length 171 [2024-11-16 20:02:40,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 20:02:40,855 INFO L471 AbstractCegarLoop]: Abstraction has 464 states and 657 transitions. [2024-11-16 20:02:40,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-16 20:02:40,855 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 657 transitions. [2024-11-16 20:02:40,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-16 20:02:40,864 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 20:02:40,864 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 20:02:40,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 20:02:40,865 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 20:02:40,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 20:02:40,866 INFO L85 PathProgramCache]: Analyzing trace with hash -1270718151, now seen corresponding path program 1 times [2024-11-16 20:02:40,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 20:02:40,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713002962] [2024-11-16 20:02:40,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 20:02:40,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 20:02:45,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:46,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-16 20:02:46,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:46,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-16 20:02:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:46,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 20:02:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:46,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 20:02:46,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:46,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 20:02:46,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:46,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 20:02:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:46,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 20:02:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:46,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-16 20:02:46,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:46,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-16 20:02:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:47,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 20:02:47,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:47,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-16 20:02:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:47,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-16 20:02:47,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:47,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 20:02:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:47,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-16 20:02:47,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:47,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-16 20:02:47,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:47,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 20:02:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:48,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 20:02:48,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:48,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 20:02:48,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:48,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 20:02:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:48,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 20:02:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:48,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 20:02:48,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:48,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 20:02:48,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:48,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 20:02:48,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:48,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-16 20:02:48,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:48,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 20:02:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:48,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 20:02:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:48,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 20:02:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:48,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 20:02:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:48,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-16 20:02:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:48,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 20:02:48,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:48,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-16 20:02:48,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:48,641 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2024-11-16 20:02:48,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 20:02:48,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713002962] [2024-11-16 20:02:48,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713002962] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 20:02:48,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [705899704] [2024-11-16 20:02:48,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 20:02:48,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 20:02:48,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 20:02:48,645 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) [2024-11-16 20:02:48,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-16 20:02:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 20:02:54,242 INFO L255 TraceCheckSpWp]: Trace formula consists of 4603 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-16 20:02:54,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 20:02:56,079 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2024-11-16 20:02:56,079 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 20:02:56,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [705899704] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 20:02:56,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 20:02:56,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2024-11-16 20:02:56,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095685375] [2024-11-16 20:02:56,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 20:02:56,082 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 20:02:56,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 20:02:56,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 20:02:56,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-11-16 20:02:56,084 INFO L87 Difference]: Start difference. First operand 464 states and 657 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-16 20:03:01,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 20:03:01,476 INFO L93 Difference]: Finished difference Result 879 states and 1263 transitions. [2024-11-16 20:03:01,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 20:03:01,477 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 186 [2024-11-16 20:03:01,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 20:03:01,483 INFO L225 Difference]: With dead ends: 879 [2024-11-16 20:03:01,484 INFO L226 Difference]: Without dead ends: 466 [2024-11-16 20:03:01,486 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2024-11-16 20:03:01,488 INFO L432 NwaCegarLoop]: 584 mSDtfsCounter, 665 mSDsluCounter, 1685 mSDsCounter, 0 mSdLazyCounter, 269 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 676 SdHoareTripleChecker+Valid, 2269 SdHoareTripleChecker+Invalid, 330 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-16 20:03:01,488 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [676 Valid, 2269 Invalid, 330 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 269 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2024-11-16 20:03:01,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 466 states. [2024-11-16 20:03:01,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 466 to 466. [2024-11-16 20:03:01,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 466 states, 270 states have (on average 1.2148148148148148) internal successors, (328), 274 states have internal predecessors, (328), 166 states have call successors, (166), 28 states have call predecessors, (166), 28 states have return successors, (177), 164 states have call predecessors, (177), 164 states have call successors, (177) [2024-11-16 20:03:01,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 466 states and 671 transitions. [2024-11-16 20:03:01,534 INFO L78 Accepts]: Start accepts. Automaton has 466 states and 671 transitions. Word has length 186 [2024-11-16 20:03:01,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 20:03:01,535 INFO L471 AbstractCegarLoop]: Abstraction has 466 states and 671 transitions. [2024-11-16 20:03:01,535 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-16 20:03:01,535 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 671 transitions. [2024-11-16 20:03:01,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-16 20:03:01,538 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 20:03:01,539 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 20:03:01,568 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-16 20:03:01,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 20:03:01,740 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 20:03:01,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 20:03:01,741 INFO L85 PathProgramCache]: Analyzing trace with hash -58721199, now seen corresponding path program 1 times [2024-11-16 20:03:01,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 20:03:01,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407752645] [2024-11-16 20:03:01,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 20:03:01,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms