./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc 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_push_ref_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 dfa651ad1a3815b71299318434192d50e4a949decdd541c310285fbc30ab43ee --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:22:27,617 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:22:27,690 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:22:27,695 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:22:27,695 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:22:27,718 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:22:27,718 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:22:27,719 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:22:27,720 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:22:27,720 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:22:27,720 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:22:27,721 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:22:27,721 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:22:27,722 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:22:27,722 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:22:27,723 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:22:27,723 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:22:27,723 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:22:27,724 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:22:27,724 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:22:27,725 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:22:27,728 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:22:27,729 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:22:27,729 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:22:27,729 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:22:27,730 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:22:27,730 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:22:27,730 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:22:27,731 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:22:27,731 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:22:27,732 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:22:27,732 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:22:27,732 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:22:27,733 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:22:27,733 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:22:27,733 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:22:27,734 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:22:27,734 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:22:27,734 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:22:27,735 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfa651ad1a3815b71299318434192d50e4a949decdd541c310285fbc30ab43ee [2024-11-19 02:22:28,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:22:28,074 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:22:28,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:22:28,082 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:22:28,083 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:22:28,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i [2024-11-19 02:22:29,690 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:22:30,176 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:22:30,177 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i [2024-11-19 02:22:30,224 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fcc37047/b17e28bc54674a87a14b9386751a6391/FLAG50866297e [2024-11-19 02:22:30,245 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fcc37047/b17e28bc54674a87a14b9386751a6391 [2024-11-19 02:22:30,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:22:30,250 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:22:30,252 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:22:30,254 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:22:30,260 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:22:30,261 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:22:30" (1/1) ... [2024-11-19 02:22:30,263 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13c8f67a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:30, skipping insertion in model container [2024-11-19 02:22:30,264 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:22:30" (1/1) ... [2024-11-19 02:22:30,385 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:22:30,748 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_push_ref_harness.i[4501,4514] [2024-11-19 02:22:30,758 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_push_ref_harness.i[4561,4574] [2024-11-19 02:22:31,582 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:31,583 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:31,587 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:31,588 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:31,589 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:31,619 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:31,620 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:31,625 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:31,626 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:31,628 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:31,632 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:31,635 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:31,637 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,170 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,183 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,261 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,262 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,262 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,262 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,263 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,263 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,264 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,264 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,265 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,265 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,265 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,266 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,266 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,269 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,269 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,270 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,270 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,273 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,277 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,284 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,287 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,288 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:22:32,338 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:22:32,353 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_push_ref_harness.i[4501,4514] [2024-11-19 02:22:32,358 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_push_ref_harness.i[4561,4574] [2024-11-19 02:22:32,392 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,392 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,393 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,393 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,393 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,398 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,398 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,399 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,400 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,400 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,401 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,401 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,401 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,471 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,477 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,482 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7771-7782] [2024-11-19 02:22:32,505 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,505 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,506 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,506 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,506 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,507 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,508 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,508 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,508 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,509 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,509 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,509 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,511 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,512 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,512 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,512 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,513 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,571 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,575 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,576 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:22:32,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:22:32,874 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:22:32,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:32 WrapperNode [2024-11-19 02:22:32,875 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:22:32,876 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:22:32,877 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:22:32,877 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:22:32,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:32" (1/1) ... [2024-11-19 02:22:32,987 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:32" (1/1) ... [2024-11-19 02:22:33,085 INFO L138 Inliner]: procedures = 686, calls = 1892, calls flagged for inlining = 57, calls inlined = 17, statements flattened = 1177 [2024-11-19 02:22:33,086 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:22:33,087 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:22:33,087 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:22:33,087 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:22:33,098 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:32" (1/1) ... [2024-11-19 02:22:33,099 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:32" (1/1) ... [2024-11-19 02:22:33,112 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:32" (1/1) ... [2024-11-19 02:22:33,226 INFO L175 MemorySlicer]: Split 384 memory accesses to 6 slices as follows [2, 238, 104, 7, 9, 24]. 62 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 6, 0, 2, 1, 5]. The 268 writes are split as follows [0, 232, 26, 1, 1, 8]. [2024-11-19 02:22:33,227 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:32" (1/1) ... [2024-11-19 02:22:33,227 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:32" (1/1) ... [2024-11-19 02:22:33,274 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:32" (1/1) ... [2024-11-19 02:22:33,285 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:32" (1/1) ... [2024-11-19 02:22:33,302 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:32" (1/1) ... [2024-11-19 02:22:33,320 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:32" (1/1) ... [2024-11-19 02:22:33,341 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:22:33,342 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:22:33,342 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:22:33,342 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:22:33,344 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:32" (1/1) ... [2024-11-19 02:22:33,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:22:33,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:22:33,380 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) [2024-11-19 02:22:33,383 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 [2024-11-19 02:22:33,428 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-11-19 02:22:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-11-19 02:22:33,429 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_init_dynamic [2024-11-19 02:22:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_init_dynamic [2024-11-19 02:22:33,429 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-19 02:22:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-19 02:22:33,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:22:33,429 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-19 02:22:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-19 02:22:33,429 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-19 02:22:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-19 02:22:33,429 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-19 02:22:33,430 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-19 02:22:33,430 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-19 02:22:33,430 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-19 02:22:33,430 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-11-19 02:22:33,431 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-11-19 02:22:33,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 02:22:33,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 02:22:33,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 02:22:33,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 02:22:33,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 02:22:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 02:22:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 02:22:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 02:22:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 02:22:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 02:22:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 02:22:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 02:22:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-19 02:22:33,432 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-19 02:22:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:22:33,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:22:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:22:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:22:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 02:22:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 02:22:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 02:22:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 02:22:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 02:22:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 02:22:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-11-19 02:22:33,433 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-11-19 02:22:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-19 02:22:33,435 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-19 02:22:33,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:22:33,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:22:33,435 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:22:33,435 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:22:33,435 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-19 02:22:33,435 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-19 02:22:33,435 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-19 02:22:33,436 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-19 02:22:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 02:22:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 02:22:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 02:22:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 02:22:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 02:22:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 02:22:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-19 02:22:33,437 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-19 02:22:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-19 02:22:33,437 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-19 02:22:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-19 02:22:33,437 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-19 02:22:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-19 02:22:33,437 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-19 02:22:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-19 02:22:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-19 02:22:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-19 02:22:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-19 02:22:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-19 02:22:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-19 02:22:33,437 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-19 02:22:33,438 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-19 02:22:33,438 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-19 02:22:33,438 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-19 02:22:33,438 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-19 02:22:33,438 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-19 02:22:33,438 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:22:33,438 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:22:33,438 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-19 02:22:33,438 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-19 02:22:33,438 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-11-19 02:22:33,438 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-11-19 02:22:33,438 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-19 02:22:33,438 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-19 02:22:33,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:22:33,439 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-19 02:22:33,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-19 02:22:33,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 02:22:33,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 02:22:33,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 02:22:33,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 02:22:33,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 02:22:33,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 02:22:33,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:22:33,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:22:33,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:22:33,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:22:33,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 02:22:33,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-19 02:22:33,442 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_push_ref [2024-11-19 02:22:33,443 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_push_ref [2024-11-19 02:22:33,443 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-11-19 02:22:33,443 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-11-19 02:22:33,446 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-19 02:22:33,446 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-19 02:22:33,446 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-19 02:22:33,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-19 02:22:33,446 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-19 02:22:33,447 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-19 02:22:33,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 02:22:33,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 02:22:33,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 02:22:33,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 02:22:33,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 02:22:33,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 02:22:33,447 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-19 02:22:33,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-19 02:22:33,447 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_set_at [2024-11-19 02:22:33,447 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_set_at [2024-11-19 02:22:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-11-19 02:22:33,448 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-11-19 02:22:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-19 02:22:33,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-19 02:22:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:22:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:22:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:22:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:22:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 02:22:33,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 02:22:33,830 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:22:33,833 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:22:40,580 INFO L? ?]: Removed 304 outVars from TransFormulas that were not future-live. [2024-11-19 02:22:40,580 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:22:40,620 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:22:40,620 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-19 02:22:40,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:22:40 BoogieIcfgContainer [2024-11-19 02:22:40,621 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:22:40,623 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:22:40,623 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:22:40,628 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:22:40,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:22:30" (1/3) ... [2024-11-19 02:22:40,629 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6314adbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:22:40, skipping insertion in model container [2024-11-19 02:22:40,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:32" (2/3) ... [2024-11-19 02:22:40,629 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6314adbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:22:40, skipping insertion in model container [2024-11-19 02:22:40,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:22:40" (3/3) ... [2024-11-19 02:22:40,631 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_push_ref_harness.i [2024-11-19 02:22:40,647 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:22:40,647 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-19 02:22:40,735 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:22:40,742 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;@38aa1dd5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:22:40,743 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-19 02:22:40,748 INFO L276 IsEmpty]: Start isEmpty. Operand has 553 states, 317 states have (on average 1.2397476340694007) internal successors, (393), 320 states have internal predecessors, (393), 199 states have call successors, (199), 35 states have call predecessors, (199), 35 states have return successors, (199), 199 states have call predecessors, (199), 199 states have call successors, (199) [2024-11-19 02:22:40,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-19 02:22:40,767 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:22:40,768 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, 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] [2024-11-19 02:22:40,769 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:22:40,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:22:40,775 INFO L85 PathProgramCache]: Analyzing trace with hash -1590182974, now seen corresponding path program 1 times [2024-11-19 02:22:40,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:22:40,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328842755] [2024-11-19 02:22:40,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:22:40,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:22:46,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:22:47,567 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2024-11-19 02:22:47,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:22:47,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328842755] [2024-11-19 02:22:47,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328842755] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:22:47,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [319824148] [2024-11-19 02:22:47,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:22:47,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:22:47,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:22:47,572 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) [2024-11-19 02:22:47,574 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-19 02:22:53,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:22:53,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 4662 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-19 02:22:53,257 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 02:22:53,291 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2024-11-19 02:22:53,291 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 02:22:53,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [319824148] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 02:22:53,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 02:22:53,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-19 02:22:53,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738970365] [2024-11-19 02:22:53,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 02:22:53,299 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-19 02:22:53,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 02:22:53,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-19 02:22:53,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-19 02:22:53,327 INFO L87 Difference]: Start difference. First operand has 553 states, 317 states have (on average 1.2397476340694007) internal successors, (393), 320 states have internal predecessors, (393), 199 states have call successors, (199), 35 states have call predecessors, (199), 35 states have return successors, (199), 199 states have call predecessors, (199), 199 states have call successors, (199) Second operand has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-19 02:22:53,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 02:22:53,428 INFO L93 Difference]: Finished difference Result 1078 states and 1682 transitions. [2024-11-19 02:22:53,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-19 02:22:53,435 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 192 [2024-11-19 02:22:53,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 02:22:53,449 INFO L225 Difference]: With dead ends: 1078 [2024-11-19 02:22:53,450 INFO L226 Difference]: Without dead ends: 546 [2024-11-19 02:22:53,457 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-19 02:22:53,460 INFO L432 NwaCegarLoop]: 781 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 781 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 02:22:53,461 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 781 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 02:22:53,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2024-11-19 02:22:53,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 546. [2024-11-19 02:22:53,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 546 states, 311 states have (on average 1.2218649517684887) internal successors, (380), 313 states have internal predecessors, (380), 199 states have call successors, (199), 35 states have call predecessors, (199), 34 states have return successors, (197), 197 states have call predecessors, (197), 197 states have call successors, (197) [2024-11-19 02:22:53,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 776 transitions. [2024-11-19 02:22:53,580 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 776 transitions. Word has length 192 [2024-11-19 02:22:53,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 02:22:53,582 INFO L471 AbstractCegarLoop]: Abstraction has 546 states and 776 transitions. [2024-11-19 02:22:53,582 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-19 02:22:53,583 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 776 transitions. [2024-11-19 02:22:53,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-19 02:22:53,588 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:22:53,589 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, 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] [2024-11-19 02:22:53,612 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-19 02:22:53,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-19 02:22:53,790 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:22:53,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:22:53,791 INFO L85 PathProgramCache]: Analyzing trace with hash 783198340, now seen corresponding path program 1 times [2024-11-19 02:22:53,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:22:53,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774983869] [2024-11-19 02:22:53,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:22:53,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:22:58,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:22:59,674 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-11-19 02:22:59,674 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:22:59,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774983869] [2024-11-19 02:22:59,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774983869] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:22:59,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [456995330] [2024-11-19 02:22:59,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:22:59,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:22:59,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:22:59,677 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 02:22:59,679 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-19 02:23:05,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:23:05,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 4662 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-19 02:23:05,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 02:23:06,120 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-19 02:23:06,120 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 02:23:06,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [456995330] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 02:23:06,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 02:23:06,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 9 [2024-11-19 02:23:06,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230691446] [2024-11-19 02:23:06,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 02:23:06,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-19 02:23:06,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 02:23:06,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-19 02:23:06,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-19 02:23:06,127 INFO L87 Difference]: Start difference. First operand 546 states and 776 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, (32), 2 states have call predecessors, (32), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-11-19 02:23:08,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 02:23:08,906 INFO L93 Difference]: Finished difference Result 1046 states and 1498 transitions. [2024-11-19 02:23:08,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-19 02:23:08,907 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, (32), 2 states have call predecessors, (32), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 192 [2024-11-19 02:23:08,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 02:23:08,915 INFO L225 Difference]: With dead ends: 1046 [2024-11-19 02:23:08,915 INFO L226 Difference]: Without dead ends: 548 [2024-11-19 02:23:08,918 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-11-19 02:23:08,919 INFO L432 NwaCegarLoop]: 727 mSDtfsCounter, 764 mSDsluCounter, 2149 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 772 SdHoareTripleChecker+Valid, 2876 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-19 02:23:08,922 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [772 Valid, 2876 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-19 02:23:08,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2024-11-19 02:23:08,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 548. [2024-11-19 02:23:08,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 548 states, 312 states have (on average 1.2211538461538463) internal successors, (381), 315 states have internal predecessors, (381), 199 states have call successors, (199), 35 states have call predecessors, (199), 35 states have return successors, (205), 197 states have call predecessors, (205), 197 states have call successors, (205) [2024-11-19 02:23:08,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 785 transitions. [2024-11-19 02:23:08,981 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 785 transitions. Word has length 192 [2024-11-19 02:23:08,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 02:23:08,983 INFO L471 AbstractCegarLoop]: Abstraction has 548 states and 785 transitions. [2024-11-19 02:23:08,983 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, (32), 2 states have call predecessors, (32), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-11-19 02:23:08,984 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 785 transitions. [2024-11-19 02:23:08,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-19 02:23:08,988 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:23:08,988 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 4, 4, 4, 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, 1, 1, 1] [2024-11-19 02:23:09,015 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-19 02:23:09,189 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-11-19 02:23:09,189 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:23:09,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:23:09,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1731214896, now seen corresponding path program 1 times [2024-11-19 02:23:09,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:23:09,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811667219] [2024-11-19 02:23:09,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:23:09,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:23:13,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:23:15,571 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2024-11-19 02:23:15,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:23:15,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811667219] [2024-11-19 02:23:15,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811667219] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:23:15,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [500465839] [2024-11-19 02:23:15,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:23:15,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:23:15,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:23:15,576 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 02:23:15,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-19 02:23:20,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:23:20,606 INFO L255 TraceCheckSpWp]: Trace formula consists of 4712 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-19 02:23:20,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 02:23:22,217 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-19 02:23:22,218 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 02:23:22,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [500465839] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 02:23:22,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 02:23:22,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2024-11-19 02:23:22,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632417244] [2024-11-19 02:23:22,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 02:23:22,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 02:23:22,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 02:23:22,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 02:23:22,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-19 02:23:22,222 INFO L87 Difference]: Start difference. First operand 548 states and 785 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 4 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-19 02:23:27,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 02:23:27,108 INFO L93 Difference]: Finished difference Result 1069 states and 1574 transitions. [2024-11-19 02:23:27,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-19 02:23:27,110 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 4 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 200 [2024-11-19 02:23:27,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 02:23:27,117 INFO L225 Difference]: With dead ends: 1069 [2024-11-19 02:23:27,118 INFO L226 Difference]: Without dead ends: 569 [2024-11-19 02:23:27,123 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-11-19 02:23:27,124 INFO L432 NwaCegarLoop]: 727 mSDtfsCounter, 35 mSDsluCounter, 3511 mSDsCounter, 0 mSdLazyCounter, 417 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 4238 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-19 02:23:27,125 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 4238 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 417 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-11-19 02:23:27,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2024-11-19 02:23:27,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 567. [2024-11-19 02:23:27,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 567 states, 328 states have (on average 1.228658536585366) internal successors, (403), 331 states have internal predecessors, (403), 201 states have call successors, (201), 35 states have call predecessors, (201), 36 states have return successors, (239), 200 states have call predecessors, (239), 199 states have call successors, (239) [2024-11-19 02:23:27,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 843 transitions. [2024-11-19 02:23:27,172 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 843 transitions. Word has length 200 [2024-11-19 02:23:27,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 02:23:27,173 INFO L471 AbstractCegarLoop]: Abstraction has 567 states and 843 transitions. [2024-11-19 02:23:27,173 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 4 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-19 02:23:27,173 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 843 transitions. [2024-11-19 02:23:27,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-19 02:23:27,178 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:23:27,178 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 02:23:27,213 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-19 02:23:27,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:23:27,380 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:23:27,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:23:27,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1828542362, now seen corresponding path program 1 times [2024-11-19 02:23:27,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:23:27,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091798727] [2024-11-19 02:23:27,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:23:27,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:23:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:23:33,337 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2024-11-19 02:23:33,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:23:33,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091798727] [2024-11-19 02:23:33,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091798727] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:23:33,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1572903756] [2024-11-19 02:23:33,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:23:33,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:23:33,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:23:33,344 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 02:23:33,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-19 02:23:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:23:38,622 INFO L255 TraceCheckSpWp]: Trace formula consists of 4839 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-19 02:23:38,630 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 02:23:40,026 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-19 02:23:40,027 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 02:23:40,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1572903756] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 02:23:40,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 02:23:40,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2024-11-19 02:23:40,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916282612] [2024-11-19 02:23:40,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 02:23:40,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 02:23:40,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 02:23:40,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 02:23:40,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-19 02:23:40,029 INFO L87 Difference]: Start difference. First operand 567 states and 843 transitions. Second operand has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 4 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-11-19 02:23:43,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 02:23:43,837 INFO L93 Difference]: Finished difference Result 1092 states and 1643 transitions. [2024-11-19 02:23:43,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-19 02:23:43,838 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 4 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) Word has length 215 [2024-11-19 02:23:43,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 02:23:43,847 INFO L225 Difference]: With dead ends: 1092 [2024-11-19 02:23:43,848 INFO L226 Difference]: Without dead ends: 573 [2024-11-19 02:23:43,851 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2024-11-19 02:23:43,853 INFO L432 NwaCegarLoop]: 719 mSDtfsCounter, 780 mSDsluCounter, 2818 mSDsCounter, 0 mSdLazyCounter, 283 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 788 SdHoareTripleChecker+Valid, 3537 SdHoareTripleChecker+Invalid, 316 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-11-19 02:23:43,854 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [788 Valid, 3537 Invalid, 316 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 283 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-11-19 02:23:43,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2024-11-19 02:23:43,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 567. [2024-11-19 02:23:43,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 567 states, 328 states have (on average 1.228658536585366) internal successors, (403), 331 states have internal predecessors, (403), 201 states have call successors, (201), 35 states have call predecessors, (201), 36 states have return successors, (239), 200 states have call predecessors, (239), 199 states have call successors, (239) [2024-11-19 02:23:43,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 843 transitions. [2024-11-19 02:23:43,891 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 843 transitions. Word has length 215 [2024-11-19 02:23:43,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 02:23:43,892 INFO L471 AbstractCegarLoop]: Abstraction has 567 states and 843 transitions. [2024-11-19 02:23:43,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 4 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-11-19 02:23:43,893 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 843 transitions. [2024-11-19 02:23:43,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-19 02:23:43,895 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:23:43,896 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 02:23:43,930 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-19 02:23:44,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:23:44,097 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:23:44,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:23:44,097 INFO L85 PathProgramCache]: Analyzing trace with hash -497043457, now seen corresponding path program 1 times [2024-11-19 02:23:44,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:23:44,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289157853] [2024-11-19 02:23:44,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:23:44,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:23:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:23:50,436 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2024-11-19 02:23:50,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:23:50,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289157853] [2024-11-19 02:23:50,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289157853] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:23:50,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1117969173] [2024-11-19 02:23:50,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:23:50,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:23:50,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:23:50,441 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 02:23:50,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process