./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/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())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', '9f01133064e8d36e68b9f85134d72a09d965175ad33f2003b7d0ebb14c50d01e'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 9f01133064e8d36e68b9f85134d72a09d965175ad33f2003b7d0ebb14c50d01e --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 12:00:23,098 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 12:00:23,234 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 12:00:23,244 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 12:00:23,245 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 12:00:23,278 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 12:00:23,279 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 12:00:23,279 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 12:00:23,280 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 12:00:23,280 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 12:00:23,280 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 12:00:23,280 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 12:00:23,280 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 12:00:23,280 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 12:00:23,280 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 12:00:23,281 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 12:00:23,281 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 12:00:23,281 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 12:00:23,281 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 12:00:23,281 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 12:00:23,281 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 12:00:23,281 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 12:00:23,284 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 12:00:23,284 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 12:00:23,285 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 12:00:23,285 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 12:00:23,285 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 12:00:23,285 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 12:00:23,286 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 12:00:23,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 12:00:23,286 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 12:00:23,286 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 12:00:23,286 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 12:00:23,286 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 12:00:23,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 12:00:23,286 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 12:00:23,286 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 12:00:23,287 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 12:00:23,287 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 12:00:23,287 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> 9f01133064e8d36e68b9f85134d72a09d965175ad33f2003b7d0ebb14c50d01e [2024-11-07 12:00:23,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 12:00:23,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 12:00:23,619 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 12:00:23,620 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 12:00:23,620 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 12:00:23,621 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i [2024-11-07 12:00:25,779 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 12:00:26,306 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 12:00:26,307 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i [2024-11-07 12:00:26,342 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ed0a81d63/c920ee4314014a1cbdf41b39fe1b96bb/FLAG67b7def0a [2024-11-07 12:00:26,360 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ed0a81d63/c920ee4314014a1cbdf41b39fe1b96bb [2024-11-07 12:00:26,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 12:00:26,364 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 12:00:26,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 12:00:26,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 12:00:26,369 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 12:00:26,370 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:00:26" (1/1) ... [2024-11-07 12:00:26,371 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4573f6d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:26, skipping insertion in model container [2024-11-07 12:00:26,371 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:00:26" (1/1) ... [2024-11-07 12:00:26,447 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 12:00:26,686 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i[4502,4515] [2024-11-07 12:00:26,695 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i[4562,4575] [2024-11-07 12:00:27,937 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:27,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:27,939 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:27,939 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:27,940 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:27,950 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:27,951 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:27,953 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:27,953 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:27,955 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:27,956 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:27,956 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:27,956 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,526 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,526 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,533 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,537 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,582 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,583 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,583 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,584 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,584 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,584 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,584 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,585 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,585 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,585 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,585 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,585 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,585 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,589 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,589 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,589 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,590 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,592 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,592 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,600 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,601 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,601 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,616 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 12:00:28,641 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 12:00:28,650 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i[4502,4515] [2024-11-07 12:00:28,651 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i[4562,4575] [2024-11-07 12:00:28,684 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,688 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,690 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,690 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,691 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,698 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,699 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,700 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,700 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,700 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,701 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,701 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,701 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,771 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,772 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,774 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,777 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,782 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7776-7787] [2024-11-07 12:00:28,805 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,805 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,806 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,806 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,806 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,807 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,807 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,807 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,808 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,808 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,808 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,808 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,808 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,809 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,809 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,809 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,809 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,811 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,811 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,815 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,816 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,816 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:28,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 12:00:29,022 INFO L204 MainTranslator]: Completed translation [2024-11-07 12:00:29,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:29 WrapperNode [2024-11-07 12:00:29,023 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 12:00:29,024 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 12:00:29,025 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 12:00:29,025 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 12:00:29,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:29" (1/1) ... [2024-11-07 12:00:29,115 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:29" (1/1) ... [2024-11-07 12:00:29,164 INFO L138 Inliner]: procedures = 686, calls = 1900, calls flagged for inlining = 60, calls inlined = 14, statements flattened = 850 [2024-11-07 12:00:29,165 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 12:00:29,166 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 12:00:29,166 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 12:00:29,166 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 12:00:29,174 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:29" (1/1) ... [2024-11-07 12:00:29,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:29" (1/1) ... [2024-11-07 12:00:29,186 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:29" (1/1) ... [2024-11-07 12:00:29,255 INFO L175 MemorySlicer]: Split 333 memory accesses to 6 slices as follows [238, 2, 65, 3, 7, 18]. 71 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [6, 2, 0, 1, 2, 5]. The 257 writes are split as follows [232, 0, 17, 1, 1, 6]. [2024-11-07 12:00:29,256 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:29" (1/1) ... [2024-11-07 12:00:29,256 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:29" (1/1) ... [2024-11-07 12:00:29,281 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:29" (1/1) ... [2024-11-07 12:00:29,285 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:29" (1/1) ... [2024-11-07 12:00:29,295 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:29" (1/1) ... [2024-11-07 12:00:29,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:29" (1/1) ... [2024-11-07 12:00:29,307 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 12:00:29,308 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 12:00:29,308 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 12:00:29,308 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 12:00:29,310 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:29" (1/1) ... [2024-11-07 12:00:29,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 12:00:29,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 12:00:29,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 12:00:29,356 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 12:00:29,377 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-11-07 12:00:29,378 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-11-07 12:00:29,378 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-07 12:00:29,378 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-07 12:00:29,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 12:00:29,378 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-07 12:00:29,378 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-07 12:00:29,378 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-07 12:00:29,379 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-07 12:00:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-07 12:00:29,379 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-07 12:00:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-11-07 12:00:29,379 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-11-07 12:00:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 12:00:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 12:00:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 12:00:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 12:00:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 12:00:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 12:00:29,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 12:00:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 12:00:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 12:00:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 12:00:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 12:00:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 12:00:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-07 12:00:29,380 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-07 12:00:29,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-07 12:00:29,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-07 12:00:29,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 12:00:29,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 12:00:29,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 12:00:29,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 12:00:29,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 12:00:29,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 12:00:29,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 12:00:29,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 12:00:29,381 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-11-07 12:00:29,381 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-11-07 12:00:29,382 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-07 12:00:29,382 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-07 12:00:29,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 12:00:29,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 12:00:29,382 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-07 12:00:29,382 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-07 12:00:29,382 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-07 12:00:29,382 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-07 12:00:29,382 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-07 12:00:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-07 12:00:29,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 12:00:29,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 12:00:29,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 12:00:29,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 12:00:29,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 12:00:29,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 12:00:29,383 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-07 12:00:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-07 12:00:29,383 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-07 12:00:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-07 12:00:29,383 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-07 12:00:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-07 12:00:29,383 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 12:00:29,383 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 12:00:29,384 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-07 12:00:29,384 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-07 12:00:29,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 12:00:29,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 12:00:29,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 12:00:29,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 12:00:29,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 12:00:29,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 12:00:29,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 12:00:29,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 12:00:29,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 12:00:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 12:00:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 12:00:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 12:00:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-07 12:00:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-11-07 12:00:29,385 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-11-07 12:00:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-07 12:00:29,385 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-07 12:00:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-07 12:00:29,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-07 12:00:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 12:00:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 12:00:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 12:00:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 12:00:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 12:00:29,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 12:00:29,386 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-07 12:00:29,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-07 12:00:29,386 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-11-07 12:00:29,386 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-11-07 12:00:29,386 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-07 12:00:29,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-07 12:00:29,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 12:00:29,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 12:00:29,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 12:00:29,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 12:00:29,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 12:00:29,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 12:00:29,723 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 12:00:29,725 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 12:00:35,775 INFO L? ?]: Removed 197 outVars from TransFormulas that were not future-live. [2024-11-07 12:00:35,776 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 12:00:35,786 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 12:00:35,786 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-07 12:00:35,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:00:35 BoogieIcfgContainer [2024-11-07 12:00:35,787 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 12:00:35,788 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 12:00:35,788 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 12:00:35,792 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 12:00:35,792 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:00:26" (1/3) ... [2024-11-07 12:00:35,793 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@357ff208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:00:35, skipping insertion in model container [2024-11-07 12:00:35,793 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:29" (2/3) ... [2024-11-07 12:00:35,793 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@357ff208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:00:35, skipping insertion in model container [2024-11-07 12:00:35,793 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:00:35" (3/3) ... [2024-11-07 12:00:35,794 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_sift_up_harness.i [2024-11-07 12:00:35,804 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 12:00:35,804 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-07 12:00:35,859 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 12:00:35,871 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;@416cc76d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 12:00:35,872 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-07 12:00:35,877 INFO L276 IsEmpty]: Start isEmpty. Operand has 326 states, 197 states have (on average 1.233502538071066) internal successors, (243), 200 states have internal predecessors, (243), 102 states have call successors, (102), 24 states have call predecessors, (102), 24 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-07 12:00:35,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-07 12:00:35,888 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 12:00:35,889 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 3, 3, 3, 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] [2024-11-07 12:00:35,889 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 12:00:35,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 12:00:35,894 INFO L85 PathProgramCache]: Analyzing trace with hash -816215905, now seen corresponding path program 1 times [2024-11-07 12:00:35,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 12:00:35,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60163157] [2024-11-07 12:00:35,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:00:35,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 12:00:41,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:41,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 12:00:41,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:41,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 12:00:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:41,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 12:00:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:41,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 12:00:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:41,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 12:00:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:41,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 12:00:41,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:41,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 12:00:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:41,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 12:00:41,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:41,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 12:00:41,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:42,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 12:00:42,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:42,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:00:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:42,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:00:42,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:42,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 12:00:42,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:42,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:00:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:42,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:00:42,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:42,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-07 12:00:42,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:42,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 12:00:42,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:42,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-07 12:00:42,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:42,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 12:00:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:42,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 12:00:42,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:42,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 12:00:42,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:42,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 12:00:42,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:42,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 12:00:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:42,823 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-11-07 12:00:42,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 12:00:42,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60163157] [2024-11-07 12:00:42,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60163157] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 12:00:42,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 12:00:42,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 12:00:42,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133800445] [2024-11-07 12:00:42,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 12:00:42,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 12:00:42,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 12:00:42,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 12:00:42,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 12:00:42,862 INFO L87 Difference]: Start difference. First operand has 326 states, 197 states have (on average 1.233502538071066) internal successors, (243), 200 states have internal predecessors, (243), 102 states have call successors, (102), 24 states have call predecessors, (102), 24 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-07 12:00:46,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:00:51,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.46s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:01:07,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 12:01:07,789 INFO L93 Difference]: Finished difference Result 743 states and 1177 transitions. [2024-11-07 12:01:07,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 12:01:07,796 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 137 [2024-11-07 12:01:07,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 12:01:07,829 INFO L225 Difference]: With dead ends: 743 [2024-11-07 12:01:07,830 INFO L226 Difference]: Without dead ends: 435 [2024-11-07 12:01:07,844 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 12:01:07,854 INFO L432 NwaCegarLoop]: 190 mSDtfsCounter, 275 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 624 mSolverCounterSat, 390 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 280 SdHoareTripleChecker+Valid, 354 SdHoareTripleChecker+Invalid, 1016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 390 IncrementalHoareTripleChecker+Valid, 624 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.8s IncrementalHoareTripleChecker+Time [2024-11-07 12:01:07,861 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [280 Valid, 354 Invalid, 1016 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [390 Valid, 624 Invalid, 2 Unknown, 0 Unchecked, 23.8s Time] [2024-11-07 12:01:07,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2024-11-07 12:01:08,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 319. [2024-11-07 12:01:08,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 192 states have (on average 1.1979166666666667) internal successors, (230), 194 states have internal predecessors, (230), 102 states have call successors, (102), 24 states have call predecessors, (102), 23 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2024-11-07 12:01:08,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 432 transitions. [2024-11-07 12:01:08,072 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 432 transitions. Word has length 137 [2024-11-07 12:01:08,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 12:01:08,073 INFO L471 AbstractCegarLoop]: Abstraction has 319 states and 432 transitions. [2024-11-07 12:01:08,073 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-07 12:01:08,075 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 432 transitions. [2024-11-07 12:01:08,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-07 12:01:08,085 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 12:01:08,086 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 3, 3, 3, 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] [2024-11-07 12:01:08,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 12:01:08,092 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 12:01:08,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 12:01:08,092 INFO L85 PathProgramCache]: Analyzing trace with hash 151566553, now seen corresponding path program 1 times [2024-11-07 12:01:08,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 12:01:08,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907710344] [2024-11-07 12:01:08,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:01:08,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 12:01:14,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:14,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 12:01:14,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:14,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 12:01:14,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:14,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 12:01:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:14,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 12:01:14,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:14,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 12:01:14,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:14,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 12:01:14,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:14,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 12:01:14,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:14,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 12:01:14,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:14,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 12:01:14,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:15,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 12:01:15,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:15,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:01:15,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:15,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:01:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:15,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 12:01:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:15,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:01:15,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:15,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:01:15,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:15,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-07 12:01:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:15,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 12:01:15,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:15,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-07 12:01:15,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:15,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 12:01:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:15,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 12:01:15,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:15,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 12:01:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:15,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 12:01:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:15,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 12:01:15,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:15,984 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-07 12:01:15,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 12:01:15,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907710344] [2024-11-07 12:01:15,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907710344] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 12:01:15,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [477128481] [2024-11-07 12:01:15,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:01:15,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 12:01:15,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 12:01:15,988 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 12:01:15,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-07 12:01:22,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:22,794 INFO L255 TraceCheckSpWp]: Trace formula consists of 4433 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-07 12:01:22,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 12:01:25,361 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-07 12:01:25,361 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 12:01:25,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [477128481] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 12:01:25,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 12:01:25,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2024-11-07 12:01:25,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927893146] [2024-11-07 12:01:25,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 12:01:25,369 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 12:01:25,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 12:01:25,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 12:01:25,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-07 12:01:25,376 INFO L87 Difference]: Start difference. First operand 319 states and 432 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-07 12:01:30,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 12:01:30,348 INFO L93 Difference]: Finished difference Result 592 states and 806 transitions. [2024-11-07 12:01:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 12:01:30,349 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 137 [2024-11-07 12:01:30,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 12:01:30,361 INFO L225 Difference]: With dead ends: 592 [2024-11-07 12:01:30,361 INFO L226 Difference]: Without dead ends: 321 [2024-11-07 12:01:30,366 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-11-07 12:01:30,368 INFO L432 NwaCegarLoop]: 386 mSDtfsCounter, 434 mSDsluCounter, 1121 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 438 SdHoareTripleChecker+Valid, 1507 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-07 12:01:30,368 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [438 Valid, 1507 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-07 12:01:30,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2024-11-07 12:01:30,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 321. [2024-11-07 12:01:30,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 321 states, 193 states have (on average 1.1968911917098446) internal successors, (231), 196 states have internal predecessors, (231), 102 states have call successors, (102), 24 states have call predecessors, (102), 24 states have return successors, (104), 100 states have call predecessors, (104), 100 states have call successors, (104) [2024-11-07 12:01:30,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 437 transitions. [2024-11-07 12:01:30,485 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 437 transitions. Word has length 137 [2024-11-07 12:01:30,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 12:01:30,489 INFO L471 AbstractCegarLoop]: Abstraction has 321 states and 437 transitions. [2024-11-07 12:01:30,490 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-07 12:01:30,490 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 437 transitions. [2024-11-07 12:01:30,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-07 12:01:30,499 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 12:01:30,500 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 3, 3, 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] [2024-11-07 12:01:30,537 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-07 12:01:30,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 12:01:30,705 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 12:01:30,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 12:01:30,706 INFO L85 PathProgramCache]: Analyzing trace with hash 2041471789, now seen corresponding path program 1 times [2024-11-07 12:01:30,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 12:01:30,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612222496] [2024-11-07 12:01:30,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:01:30,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 12:01:36,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:38,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 12:01:38,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:38,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 12:01:38,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:38,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 12:01:38,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:38,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 12:01:38,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:38,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 12:01:38,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:38,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 12:01:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:38,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 12:01:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:38,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 12:01:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:38,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 12:01:38,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:38,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 12:01:38,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:38,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:01:39,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:39,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:01:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:39,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 12:01:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:39,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:01:39,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:39,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:01:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:39,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-07 12:01:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:39,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 12:01:39,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:40,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 12:01:40,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:40,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 12:01:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:40,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 12:01:40,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:40,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 12:01:40,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:40,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 12:01:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:40,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 12:01:40,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:40,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-07 12:01:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:40,726 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-07 12:01:40,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 12:01:40,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612222496] [2024-11-07 12:01:40,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612222496] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 12:01:40,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [153113378] [2024-11-07 12:01:40,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:01:40,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 12:01:40,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 12:01:40,731 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 12:01:40,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-07 12:01:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:46,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 4483 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-07 12:01:46,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 12:01:48,122 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-07 12:01:48,122 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 12:01:48,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [153113378] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 12:01:48,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 12:01:48,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 15 [2024-11-07 12:01:48,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320102968] [2024-11-07 12:01:48,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 12:01:48,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-07 12:01:48,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 12:01:48,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-07 12:01:48,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2024-11-07 12:01:48,123 INFO L87 Difference]: Start difference. First operand 321 states and 437 transitions. Second operand has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-07 12:01:53,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 12:01:53,616 INFO L93 Difference]: Finished difference Result 615 states and 853 transitions. [2024-11-07 12:01:53,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 12:01:53,617 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 145 [2024-11-07 12:01:53,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 12:01:53,621 INFO L225 Difference]: With dead ends: 615 [2024-11-07 12:01:53,621 INFO L226 Difference]: Without dead ends: 342 [2024-11-07 12:01:53,622 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2024-11-07 12:01:53,623 INFO L432 NwaCegarLoop]: 371 mSDtfsCounter, 482 mSDsluCounter, 1790 mSDsCounter, 0 mSdLazyCounter, 368 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 495 SdHoareTripleChecker+Valid, 2161 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-07 12:01:53,623 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [495 Valid, 2161 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 368 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-11-07 12:01:53,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2024-11-07 12:01:53,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 340. [2024-11-07 12:01:53,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 340 states, 209 states have (on average 1.2105263157894737) internal successors, (253), 212 states have internal predecessors, (253), 104 states have call successors, (104), 24 states have call predecessors, (104), 25 states have return successors, (117), 103 states have call predecessors, (117), 102 states have call successors, (117) [2024-11-07 12:01:53,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 474 transitions. [2024-11-07 12:01:53,650 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 474 transitions. Word has length 145 [2024-11-07 12:01:53,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 12:01:53,651 INFO L471 AbstractCegarLoop]: Abstraction has 340 states and 474 transitions. [2024-11-07 12:01:53,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-07 12:01:53,651 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 474 transitions. [2024-11-07 12:01:53,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-07 12:01:53,654 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 12:01:53,654 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 3, 3, 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] [2024-11-07 12:01:53,688 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-07 12:01:53,854 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 12:01:53,855 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 12:01:53,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 12:01:53,855 INFO L85 PathProgramCache]: Analyzing trace with hash -183154586, now seen corresponding path program 1 times [2024-11-07 12:01:53,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 12:01:53,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523959318] [2024-11-07 12:01:53,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:01:53,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 12:01:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat