./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 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/bin/uautomizer-verify-4GaUIPS5ZU --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-dev-4fc63b2 [2024-10-31 22:16:23,306 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:16:23,392 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:16:23,396 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:16:23,397 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:16:23,432 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:16:23,435 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:16:23,436 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:16:23,436 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:16:23,436 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:16:23,437 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:16:23,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:16:23,438 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:16:23,438 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:16:23,440 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:16:23,441 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:16:23,442 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:16:23,445 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:16:23,446 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:16:23,446 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:16:23,446 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:16:23,449 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:16:23,449 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:16:23,451 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:16:23,451 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:16:23,451 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:16:23,452 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:16:23,452 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:16:23,452 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:16:23,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:16:23,475 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:16:23,475 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:16:23,475 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:16:23,475 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:16:23,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:16:23,476 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:16:23,476 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:16:23,476 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:16:23,476 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:16:23,477 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fafc38909a055846da1b41b1ae706143d92ef6bb742651c374b2236f4f92c5ee [2024-10-31 22:16:23,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:16:23,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:16:23,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:16:23,803 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:16:23,804 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:16:23,805 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.i Unable to find full path for "g++" [2024-10-31 22:16:25,937 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:16:26,498 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:16:26,499 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.i [2024-10-31 22:16:26,547 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/bin/uautomizer-verify-4GaUIPS5ZU/data/6d767fb49/62903e41be454b89b0e6bfa195ddb345/FLAG6e915bd01 [2024-10-31 22:16:26,568 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/bin/uautomizer-verify-4GaUIPS5ZU/data/6d767fb49/62903e41be454b89b0e6bfa195ddb345 [2024-10-31 22:16:26,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:16:26,574 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:16:26,577 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:16:26,578 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:16:26,586 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:16:26,586 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:16:26" (1/1) ... [2024-10-31 22:16:26,590 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522ef07d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:26, skipping insertion in model container [2024-10-31 22:16:26,590 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:16:26" (1/1) ... [2024-10-31 22:16:26,726 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:16:27,085 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.i[4499,4512] [2024-10-31 22:16:27,093 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.i[4559,4572] [2024-10-31 22:16:28,054 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:28,055 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:28,056 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:28,060 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:28,062 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:28,088 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:28,089 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:28,095 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:28,096 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:28,100 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:28,102 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:28,103 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:28,104 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,005 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,038 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,159 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,160 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,161 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,161 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,162 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,162 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,163 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,163 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,164 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,164 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,165 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,165 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,166 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,169 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,170 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,170 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,171 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,175 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,176 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,185 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,186 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,187 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,201 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,201 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,202 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:16:29,251 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:16:29,267 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.i[4499,4512] [2024-10-31 22:16:29,269 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.i[4559,4572] [2024-10-31 22:16:29,312 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,313 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,313 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,314 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,319 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,326 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,327 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,328 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,329 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,330 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,331 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,331 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,332 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,428 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,434 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,478 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7739-7750] [2024-10-31 22:16:29,516 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,517 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,517 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,519 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,519 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,520 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,520 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,523 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,524 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,524 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,524 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,525 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,525 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,527 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,528 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,528 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,528 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,532 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,533 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,543 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,544 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,545 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,564 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,565 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,565 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:16:29,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:16:29,890 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:16:29,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:29 WrapperNode [2024-10-31 22:16:29,891 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:16:29,892 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:16:29,893 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:16:29,893 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:16:29,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:29" (1/1) ... [2024-10-31 22:16:29,987 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:29" (1/1) ... [2024-10-31 22:16:30,099 INFO L138 Inliner]: procedures = 686, calls = 1933, calls flagged for inlining = 59, calls inlined = 15, statements flattened = 1090 [2024-10-31 22:16:30,106 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:16:30,107 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:16:30,107 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:16:30,108 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:16:30,120 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:29" (1/1) ... [2024-10-31 22:16:30,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:29" (1/1) ... [2024-10-31 22:16:30,132 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:29" (1/1) ... [2024-10-31 22:16:30,290 INFO L175 MemorySlicer]: Split 396 memory accesses to 6 slices as follows [2, 97, 264, 13, 17, 3]. 67 percent of accesses are in the largest equivalence class. The 30 initializations are split as follows [2, 0, 12, 11, 4, 1]. The 262 writes are split as follows [0, 18, 240, 0, 3, 1]. [2024-10-31 22:16:30,290 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:29" (1/1) ... [2024-10-31 22:16:30,290 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:29" (1/1) ... [2024-10-31 22:16:30,331 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:29" (1/1) ... [2024-10-31 22:16:30,337 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:29" (1/1) ... [2024-10-31 22:16:30,348 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:29" (1/1) ... [2024-10-31 22:16:30,354 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:29" (1/1) ... [2024-10-31 22:16:30,369 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:16:30,370 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:16:30,370 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:16:30,371 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:16:30,371 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:29" (1/1) ... [2024-10-31 22:16:30,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:16:30,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:30,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:30,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6549f54-c0d2-48d2-83f1-dae336d0630f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:16:30,452 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-10-31 22:16:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-10-31 22:16:30,453 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-10-31 22:16:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-10-31 22:16:30,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:16:30,453 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-10-31 22:16:30,454 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-10-31 22:16:30,454 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-10-31 22:16:30,454 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-10-31 22:16:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:16:30,455 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:16:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-10-31 22:16:30,455 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-10-31 22:16:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:16:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:16:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:16:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:16:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:16:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:16:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:16:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:16:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:16:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:16:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:16:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:16:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-10-31 22:16:30,459 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-10-31 22:16:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:16:30,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:16:30,460 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_node [2024-10-31 22:16:30,460 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_node [2024-10-31 22:16:30,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:16:30,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:16:30,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:16:30,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:16:30,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:16:30,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:16:30,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:16:30,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:16:30,461 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-10-31 22:16:30,462 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-10-31 22:16:30,462 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-10-31 22:16:30,462 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-10-31 22:16:30,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:16:30,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:16:30,462 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:16:30,462 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:16:30,462 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-10-31 22:16:30,463 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-10-31 22:16:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-10-31 22:16:30,463 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-10-31 22:16:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:16:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:16:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:16:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:16:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:16:30,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:16:30,464 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-10-31 22:16:30,465 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-10-31 22:16:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-10-31 22:16:30,465 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-10-31 22:16:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-10-31 22:16:30,465 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-10-31 22:16:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-31 22:16:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-31 22:16:30,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-31 22:16:30,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-31 22:16:30,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-31 22:16:30,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-31 22:16:30,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-31 22:16:30,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-31 22:16:30,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-31 22:16:30,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-31 22:16:30,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-31 22:16:30,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-31 22:16:30,467 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:16:30,467 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:16:30,468 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-10-31 22:16:30,468 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-10-31 22:16:30,468 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-10-31 22:16:30,468 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-10-31 22:16:30,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:16:30,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:16:30,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:16:30,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:16:30,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:16:30,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:16:30,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:16:30,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:16:30,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:16:30,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:16:30,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:16:30,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:16:30,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:16:30,472 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-10-31 22:16:30,472 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-10-31 22:16:30,472 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-31 22:16:30,472 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-31 22:16:30,472 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-10-31 22:16:30,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-10-31 22:16:30,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:16:30,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:16:30,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:16:30,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:16:30,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:16:30,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:16:30,474 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-10-31 22:16:30,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-10-31 22:16:30,474 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-10-31 22:16:30,474 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-10-31 22:16:30,474 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-31 22:16:30,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-31 22:16:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:16:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:16:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:16:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:16:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:16:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:16:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2024-10-31 22:16:30,477 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2024-10-31 22:16:30,973 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:16:30,979 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:16:37,935 INFO L? ?]: Removed 267 outVars from TransFormulas that were not future-live. [2024-10-31 22:16:37,936 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:16:37,959 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:16:37,960 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-10-31 22:16:37,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:16:37 BoogieIcfgContainer [2024-10-31 22:16:37,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:16:37,963 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:16:37,963 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:16:37,966 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:16:37,966 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:16:26" (1/3) ... [2024-10-31 22:16:37,967 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27e0d84a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:16:37, skipping insertion in model container [2024-10-31 22:16:37,967 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:29" (2/3) ... [2024-10-31 22:16:37,968 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27e0d84a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:16:37, skipping insertion in model container [2024-10-31 22:16:37,968 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:16:37" (3/3) ... [2024-10-31 22:16:37,969 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_remove_harness_negated.i [2024-10-31 22:16:37,988 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:16:37,988 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-31 22:16:38,115 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:16:38,126 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;@1c608d4a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:16:38,126 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-31 22:16:38,133 INFO L276 IsEmpty]: Start isEmpty. Operand has 469 states, 272 states have (on average 1.2536764705882353) internal successors, (341), 277 states have internal predecessors, (341), 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) [2024-10-31 22:16:38,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-10-31 22:16:38,156 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:16:38,157 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] [2024-10-31 22:16:38,158 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:16:38,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:38,166 INFO L85 PathProgramCache]: Analyzing trace with hash 243777549, now seen corresponding path program 1 times [2024-10-31 22:16:38,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:38,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343690480] [2024-10-31 22:16:38,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:38,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:48,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:16:48,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:48,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-31 22:16:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:48,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-31 22:16:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:48,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-31 22:16:48,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:48,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-31 22:16:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:48,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 22:16:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:48,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 22:16:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:48,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-31 22:16:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:48,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 22:16:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:48,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 22:16:48,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:48,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-31 22:16:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:48,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-31 22:16:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:48,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-31 22:16:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:48,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-31 22:16:48,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:48,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-31 22:16:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:49,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-31 22:16:49,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:49,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-31 22:16:49,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:49,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-31 22:16:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:49,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-31 22:16:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:49,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-31 22:16:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:49,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-31 22:16:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:49,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-31 22:16:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:49,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-31 22:16:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:49,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-31 22:16:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:49,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-31 22:16:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:49,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-31 22:16:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:49,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-31 22:16:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:49,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-31 22:16:49,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:49,422 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2024-10-31 22:16:49,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:16:49,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343690480] [2024-10-31 22:16:49,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343690480] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:16:49,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:16:49,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-31 22:16:49,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504476494] [2024-10-31 22:16:49,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:16:49,434 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 22:16:49,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:16:49,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 22:16:49,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-31 22:16:49,470 INFO L87 Difference]: Start difference. First operand has 469 states, 272 states have (on average 1.2536764705882353) internal successors, (341), 277 states have internal predecessors, (341), 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) [2024-10-31 22:16:53,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-31 22:16:57,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers []