./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_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_remove_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', '36677182f518398f01d85d4519b98c485dfbc69288769baae64c1b35fbac01e2'] 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_remove_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 36677182f518398f01d85d4519b98c485dfbc69288769baae64c1b35fbac01e2 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 12:00:14,634 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 12:00:14,727 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 12:00:14,735 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 12:00:14,736 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 12:00:14,768 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 12:00:14,769 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 12:00:14,769 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 12:00:14,769 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 12:00:14,770 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 12:00:14,770 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 12:00:14,770 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 12:00:14,771 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 12:00:14,771 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 12:00:14,772 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 12:00:14,772 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 12:00:14,773 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 12:00:14,773 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 12:00:14,773 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 12:00:14,774 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 12:00:14,774 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 12:00:14,774 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 12:00:14,774 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 12:00:14,774 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 12:00:14,774 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 12:00:14,774 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 12:00:14,775 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 12:00:14,775 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 12:00:14,775 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 12:00:14,775 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 12:00:14,775 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 12:00:14,775 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 12:00:14,775 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 12:00:14,775 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 12:00:14,776 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 12:00:14,776 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 12:00:14,776 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 12:00:14,777 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 12:00:14,777 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 12:00:14,777 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 -> 36677182f518398f01d85d4519b98c485dfbc69288769baae64c1b35fbac01e2 [2024-11-07 12:00:15,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 12:00:15,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 12:00:15,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 12:00:15,114 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 12:00:15,114 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 12:00:15,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i [2024-11-07 12:00:16,641 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 12:00:17,263 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 12:00:17,264 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i [2024-11-07 12:00:17,318 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/84d6c4722/42b757aa455d41508dcd95996111ac10/FLAG783ffaa4f [2024-11-07 12:00:17,346 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/84d6c4722/42b757aa455d41508dcd95996111ac10 [2024-11-07 12:00:17,349 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 12:00:17,351 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 12:00:17,352 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 12:00:17,352 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 12:00:17,357 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 12:00:17,358 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:00:17" (1/1) ... [2024-11-07 12:00:17,361 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a919d56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:17, skipping insertion in model container [2024-11-07 12:00:17,361 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:00:17" (1/1) ... [2024-11-07 12:00:17,459 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 12:00:17,775 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_remove_harness.i[4499,4512] [2024-11-07 12:00:17,786 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_remove_harness.i[4559,4572] [2024-11-07 12:00:18,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,766 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,766 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,767 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,770 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,783 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,784 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,785 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,786 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,787 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,788 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,788 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,789 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,367 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,373 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,435 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,436 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,437 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,438 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,438 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,438 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,443 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,443 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,444 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,444 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,444 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,444 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,444 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,448 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,449 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,450 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,451 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,455 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,458 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,465 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,466 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,466 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,480 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,480 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,481 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,487 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 12:00:19,530 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 12:00:19,546 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_remove_harness.i[4499,4512] [2024-11-07 12:00:19,546 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_remove_harness.i[4559,4572] [2024-11-07 12:00:19,589 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,590 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,591 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,591 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,592 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,598 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,598 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,599 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,599 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,600 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,601 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,601 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,602 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,708 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,712 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,720 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7771-7782] [2024-11-07 12:00:19,825 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,828 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,828 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,829 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,829 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,830 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,830 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,831 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,831 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,832 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,832 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,833 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,833 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,833 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,834 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,834 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,834 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,836 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,837 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,842 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,844 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,845 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,854 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,855 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,855 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 12:00:20,066 INFO L204 MainTranslator]: Completed translation [2024-11-07 12:00:20,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:20 WrapperNode [2024-11-07 12:00:20,071 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 12:00:20,074 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 12:00:20,077 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 12:00:20,077 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 12:00:20,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:20" (1/1) ... [2024-11-07 12:00:20,205 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:20" (1/1) ... [2024-11-07 12:00:20,316 INFO L138 Inliner]: procedures = 686, calls = 1933, calls flagged for inlining = 59, calls inlined = 15, statements flattened = 1090 [2024-11-07 12:00:20,321 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 12:00:20,322 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 12:00:20,323 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 12:00:20,323 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 12:00:20,334 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:20" (1/1) ... [2024-11-07 12:00:20,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:20" (1/1) ... [2024-11-07 12:00:20,346 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:20" (1/1) ... [2024-11-07 12:00:20,473 INFO L175 MemorySlicer]: Split 396 memory accesses to 6 slices as follows [2, 3, 13, 97, 17, 264]. 67 percent of accesses are in the largest equivalence class. The 30 initializations are split as follows [2, 1, 11, 0, 4, 12]. The 262 writes are split as follows [0, 1, 0, 18, 3, 240]. [2024-11-07 12:00:20,477 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:20" (1/1) ... [2024-11-07 12:00:20,478 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:20" (1/1) ... [2024-11-07 12:00:20,547 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:20" (1/1) ... [2024-11-07 12:00:20,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:20" (1/1) ... [2024-11-07 12:00:20,565 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:20" (1/1) ... [2024-11-07 12:00:20,572 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:20" (1/1) ... [2024-11-07 12:00:20,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 12:00:20,589 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 12:00:20,589 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 12:00:20,589 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 12:00:20,590 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:20" (1/1) ... [2024-11-07 12:00:20,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 12:00:20,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 12:00:20,629 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 12:00:20,633 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 12:00:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-11-07 12:00:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-11-07 12:00:20,658 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-07 12:00:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-07 12:00:20,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 12:00:20,658 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-07 12:00:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-07 12:00:20,658 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-07 12:00:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-07 12:00:20,659 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-07 12:00:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-07 12:00:20,659 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-11-07 12:00:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-11-07 12:00:20,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 12:00:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 12:00:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 12:00:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 12:00:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 12:00:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 12:00:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 12:00:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 12:00:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 12:00:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 12:00:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-07 12:00:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-07 12:00:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_node [2024-11-07 12:00:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_node [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-11-07 12:00:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-07 12:00:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 12:00:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-07 12:00:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-07 12:00:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-07 12:00:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-07 12:00:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 12:00:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 12:00:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 12:00:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 12:00:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 12:00:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 12:00:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-07 12:00:20,662 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-07 12:00:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-07 12:00:20,662 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-07 12:00:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-07 12:00:20,662 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-07 12:00:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-07 12:00:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-07 12:00:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-07 12:00:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-07 12:00:20,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-07 12:00:20,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-07 12:00:20,665 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-07 12:00:20,666 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-07 12:00:20,666 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-07 12:00:20,666 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-07 12:00:20,666 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-07 12:00:20,666 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 12:00:20,666 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-07 12:00:20,666 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-11-07 12:00:20,666 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-11-07 12:00:20,666 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-07 12:00:20,666 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-07 12:00:20,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 12:00:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 12:00:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 12:00:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 12:00:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-07 12:00:20,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-07 12:00:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-11-07 12:00:20,667 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-11-07 12:00:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-07 12:00:20,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-07 12:00:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 12:00:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 12:00:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 12:00:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 12:00:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 12:00:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 12:00:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2024-11-07 12:00:20,667 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2024-11-07 12:00:21,135 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 12:00:21,138 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 12:00:28,106 INFO L? ?]: Removed 267 outVars from TransFormulas that were not future-live. [2024-11-07 12:00:28,107 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 12:00:28,136 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 12:00:28,136 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-07 12:00:28,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:00:28 BoogieIcfgContainer [2024-11-07 12:00:28,137 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 12:00:28,140 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 12:00:28,140 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 12:00:28,145 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 12:00:28,145 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:00:17" (1/3) ... [2024-11-07 12:00:28,146 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71917499 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:00:28, skipping insertion in model container [2024-11-07 12:00:28,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:20" (2/3) ... [2024-11-07 12:00:28,146 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71917499 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:00:28, skipping insertion in model container [2024-11-07 12:00:28,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:00:28" (3/3) ... [2024-11-07 12:00:28,147 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_remove_harness.i [2024-11-07 12:00:28,162 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 12:00:28,163 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-07 12:00:28,242 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 12:00:28,254 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;@2261393, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 12:00:28,255 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-07 12:00:28,263 INFO L276 IsEmpty]: Start isEmpty. Operand has 469 states, 272 states have (on average 1.2536764705882353) internal successors, (341), 277 states have internal predecessors, (341), 166 states have call successors, (166), 28 states have call predecessors, (166), 28 states have return successors, (166), 166 states have call predecessors, (166), 166 states have call successors, (166) [2024-11-07 12:00:28,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-07 12:00:28,282 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 12:00:28,285 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 12:00:28,285 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 12:00:28,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 12:00:28,292 INFO L85 PathProgramCache]: Analyzing trace with hash 243777549, now seen corresponding path program 1 times [2024-11-07 12:00:28,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 12:00:28,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393446926] [2024-11-07 12:00:28,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:00:28,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 12:00:34,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 12:00:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 12:00:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 12:00:34,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 12:00:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 12:00:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 12:00:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 12:00:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 12:00:34,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 12:00:34,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 12:00:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:00:35,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:00:35,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 12:00:35,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:00:35,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:00:35,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-07 12:00:35,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 12:00:35,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-07 12:00:35,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:00:35,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-07 12:00:35,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:00:35,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 12:00:35,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-07 12:00:35,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 12:00:35,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-07 12:00:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 12:00:35,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 12:00:35,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:36,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 12:00:36,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:36,144 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2024-11-07 12:00:36,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 12:00:36,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393446926] [2024-11-07 12:00:36,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393446926] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 12:00:36,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 12:00:36,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 12:00:36,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89439543] [2024-11-07 12:00:36,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 12:00:36,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 12:00:36,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 12:00:36,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 12:00:36,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-07 12:00:36,192 INFO L87 Difference]: Start difference. First operand has 469 states, 272 states have (on average 1.2536764705882353) internal successors, (341), 277 states have internal predecessors, (341), 166 states have call successors, (166), 28 states have call predecessors, (166), 28 states have return successors, (166), 166 states have call predecessors, (166), 166 states have call successors, (166) Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-07 12:00:40,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:00:44,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:00:49,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:00:53,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.44s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:01:17,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 12:01:17,042 INFO L93 Difference]: Finished difference Result 1346 states and 2498 transitions. [2024-11-07 12:01:17,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 12:01:17,047 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 171 [2024-11-07 12:01:17,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 12:01:17,082 INFO L225 Difference]: With dead ends: 1346 [2024-11-07 12:01:17,082 INFO L226 Difference]: Without dead ends: 898 [2024-11-07 12:01:17,097 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-11-07 12:01:17,101 INFO L432 NwaCegarLoop]: 582 mSDtfsCounter, 857 mSDsluCounter, 598 mSDsCounter, 0 mSdLazyCounter, 979 mSolverCounterSat, 1317 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 929 SdHoareTripleChecker+Valid, 1180 SdHoareTripleChecker+Invalid, 2300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1317 IncrementalHoareTripleChecker+Valid, 979 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.1s IncrementalHoareTripleChecker+Time [2024-11-07 12:01:17,102 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [929 Valid, 1180 Invalid, 2300 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1317 Valid, 979 Invalid, 4 Unknown, 0 Unchecked, 39.1s Time] [2024-11-07 12:01:17,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2024-11-07 12:01:17,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 462. [2024-11-07 12:01:17,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 267 states have (on average 1.2172284644194757) internal successors, (325), 270 states have internal predecessors, (325), 166 states have call successors, (166), 28 states have call predecessors, (166), 27 states have return successors, (164), 164 states have call predecessors, (164), 164 states have call successors, (164) [2024-11-07 12:01:17,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 655 transitions. [2024-11-07 12:01:17,287 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 655 transitions. Word has length 171 [2024-11-07 12:01:17,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 12:01:17,290 INFO L471 AbstractCegarLoop]: Abstraction has 462 states and 655 transitions. [2024-11-07 12:01:17,290 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-07 12:01:17,291 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 655 transitions. [2024-11-07 12:01:17,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-07 12:01:17,297 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 12:01:17,297 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 12:01:17,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 12:01:17,298 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 12:01:17,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 12:01:17,303 INFO L85 PathProgramCache]: Analyzing trace with hash 426920926, now seen corresponding path program 1 times [2024-11-07 12:01:17,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 12:01:17,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418769528] [2024-11-07 12:01:17,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:01:17,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 12:01:21,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:23,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 12:01:23,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:23,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 12:01:23,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:23,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 12:01:23,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:23,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 12:01:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:23,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 12:01:23,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:23,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 12:01:23,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:23,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 12:01:23,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:23,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 12:01:23,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:23,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 12:01:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 12:01:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:01:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:01:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 12:01:24,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:01:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:01:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-07 12:01:24,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:25,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 12:01:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:25,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-07 12:01:25,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:25,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:01:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:25,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-07 12:01:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:25,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:01:25,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:25,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 12:01:25,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:25,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-07 12:01:25,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:25,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 12:01:25,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:25,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-07 12:01:25,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:25,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 12:01:25,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:25,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 12:01:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:25,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-07 12:01:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:25,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 12:01:25,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:25,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-07 12:01:25,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:25,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 12:01:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:25,821 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2024-11-07 12:01:25,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 12:01:25,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418769528] [2024-11-07 12:01:25,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418769528] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 12:01:25,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1416481667] [2024-11-07 12:01:25,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:01:25,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 12:01:25,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 12:01:25,828 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 12:01:25,830 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 12:01:31,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:31,338 INFO L255 TraceCheckSpWp]: Trace formula consists of 4598 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-07 12:01:31,352 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 12:01:33,769 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2024-11-07 12:01:33,770 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 12:01:33,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1416481667] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 12:01:33,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 12:01:33,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2024-11-07 12:01:33,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567079152] [2024-11-07 12:01:33,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 12:01:33,772 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 12:01:33,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 12:01:33,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 12:01:33,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-11-07 12:01:33,773 INFO L87 Difference]: Start difference. First operand 462 states and 655 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-07 12:01:40,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 12:01:40,075 INFO L93 Difference]: Finished difference Result 875 states and 1259 transitions. [2024-11-07 12:01:40,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 12:01:40,077 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 186 [2024-11-07 12:01:40,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 12:01:40,087 INFO L225 Difference]: With dead ends: 875 [2024-11-07 12:01:40,088 INFO L226 Difference]: Without dead ends: 464 [2024-11-07 12:01:40,093 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2024-11-07 12:01:40,095 INFO L432 NwaCegarLoop]: 582 mSDtfsCounter, 663 mSDsluCounter, 1679 mSDsCounter, 0 mSdLazyCounter, 269 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 674 SdHoareTripleChecker+Valid, 2261 SdHoareTripleChecker+Invalid, 330 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-07 12:01:40,096 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [674 Valid, 2261 Invalid, 330 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 269 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2024-11-07 12:01:40,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2024-11-07 12:01:40,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 464. [2024-11-07 12:01:40,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 464 states, 268 states have (on average 1.2164179104477613) internal successors, (326), 272 states have internal predecessors, (326), 166 states have call successors, (166), 28 states have call predecessors, (166), 28 states have return successors, (177), 164 states have call predecessors, (177), 164 states have call successors, (177) [2024-11-07 12:01:40,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 669 transitions. [2024-11-07 12:01:40,158 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 669 transitions. Word has length 186 [2024-11-07 12:01:40,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 12:01:40,159 INFO L471 AbstractCegarLoop]: Abstraction has 464 states and 669 transitions. [2024-11-07 12:01:40,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-07 12:01:40,160 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 669 transitions. [2024-11-07 12:01:40,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-07 12:01:40,166 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 12:01:40,166 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 12:01:40,200 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-07 12:01:40,367 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 12:01:40,367 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 12:01:40,368 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 12:01:40,368 INFO L85 PathProgramCache]: Analyzing trace with hash -1996843012, now seen corresponding path program 1 times [2024-11-07 12:01:40,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 12:01:40,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81213602] [2024-11-07 12:01:40,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:01:40,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms