./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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_negated.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', 'fafc38909a055846da1b41b1ae706143d92ef6bb742651c374b2236f4f92c5ee'] 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_negated.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 fafc38909a055846da1b41b1ae706143d92ef6bb742651c374b2236f4f92c5ee --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 12:00:14,429 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 12:00:14,526 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 12:00:14,534 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 12:00:14,534 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 12:00:14,563 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 12:00:14,564 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 12:00:14,564 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 12:00:14,566 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 12:00:14,566 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 12:00:14,567 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 12:00:14,567 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 12:00:14,567 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 12:00:14,568 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 12:00:14,568 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 12:00:14,568 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 12:00:14,568 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 12:00:14,568 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 12:00:14,569 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 12:00:14,569 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 12:00:14,569 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 12:00:14,569 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 12:00:14,569 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 12:00:14,569 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 12:00:14,569 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 12:00:14,570 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 12:00:14,570 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 12:00:14,570 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 12:00:14,571 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 12:00:14,571 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 12:00:14,571 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 12:00:14,571 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 12:00:14,571 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 12:00:14,571 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 12:00:14,571 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 12:00:14,571 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 12:00:14,571 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 12:00:14,571 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 12:00:14,571 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 12:00:14,571 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 -> fafc38909a055846da1b41b1ae706143d92ef6bb742651c374b2236f4f92c5ee [2024-11-07 12:00:14,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 12:00:14,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 12:00:14,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 12:00:14,931 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 12:00:14,931 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 12:00:14,933 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.i [2024-11-07 12:00:16,284 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 12:00:16,916 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 12:00:16,918 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness_negated.i [2024-11-07 12:00:16,973 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/55cedbb2a/36949e16a84a473a97c8d11a7d36c564/FLAG39a4eb27f [2024-11-07 12:00:16,997 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/55cedbb2a/36949e16a84a473a97c8d11a7d36c564 [2024-11-07 12:00:17,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 12:00:17,003 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 12:00:17,005 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 12:00:17,005 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 12:00:17,010 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 12:00:17,011 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:00:16" (1/1) ... [2024-11-07 12:00:17,013 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e2da14e 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 12:00:17,013 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:00:16" (1/1) ... [2024-11-07 12:00:17,092 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 12:00:17,402 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_negated.i[4499,4512] [2024-11-07 12:00:17,411 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_negated.i[4559,4572] [2024-11-07 12:00:18,146 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,146 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,147 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,148 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,149 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,168 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,169 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,171 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,171 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,173 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,173 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,174 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,174 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,668 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,678 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,759 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,762 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,762 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,763 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,764 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,769 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 12:00:18,770 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 12:00:18,773 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,773 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,782 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 12:00:18,783 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,806 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,807 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,807 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,816 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 12:00:18,863 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 12:00:18,883 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_negated.i[4499,4512] [2024-11-07 12:00:18,884 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_negated.i[4559,4572] [2024-11-07 12:00:18,924 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,925 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,925 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,925 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,926 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,936 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,936 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,937 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,937 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:18,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,027 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,033 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,039 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7739-7750] [2024-11-07 12:00:19,112 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,112 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,112 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,112 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,112 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,113 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,113 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,113 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,113 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,114 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,114 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,114 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,114 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,114 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,114 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,115 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,115 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,118 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,118 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,127 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,128 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,128 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,133 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,138 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,138 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:00:19,141 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 12:00:19,396 INFO L204 MainTranslator]: Completed translation [2024-11-07 12:00:19,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:19 WrapperNode [2024-11-07 12:00:19,397 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 12:00:19,398 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 12:00:19,398 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 12:00:19,398 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 12:00:19,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:19" (1/1) ... [2024-11-07 12:00:19,559 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:19" (1/1) ... [2024-11-07 12:00:19,668 INFO L138 Inliner]: procedures = 686, calls = 1933, calls flagged for inlining = 59, calls inlined = 15, statements flattened = 1090 [2024-11-07 12:00:19,672 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 12:00:19,677 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 12:00:19,677 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 12:00:19,677 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 12:00:19,692 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:19" (1/1) ... [2024-11-07 12:00:19,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:19" (1/1) ... [2024-11-07 12:00:19,708 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:19" (1/1) ... [2024-11-07 12:00:19,830 INFO L175 MemorySlicer]: Split 396 memory accesses to 6 slices as follows [2, 97, 17, 264, 13, 3]. 67 percent of accesses are in the largest equivalence class. The 30 initializations are split as follows [2, 0, 4, 12, 11, 1]. The 262 writes are split as follows [0, 18, 3, 240, 0, 1]. [2024-11-07 12:00:19,831 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:19" (1/1) ... [2024-11-07 12:00:19,831 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:19" (1/1) ... [2024-11-07 12:00:19,937 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:19" (1/1) ... [2024-11-07 12:00:19,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:19" (1/1) ... [2024-11-07 12:00:19,970 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:19" (1/1) ... [2024-11-07 12:00:19,984 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:19" (1/1) ... [2024-11-07 12:00:20,006 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 12:00:20,007 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 12:00:20,007 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 12:00:20,007 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 12:00:20,010 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:19" (1/1) ... [2024-11-07 12:00:20,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 12:00:20,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 12:00:20,048 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 12:00:20,053 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 12:00:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-11-07 12:00:20,078 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-11-07 12:00:20,078 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-07 12:00:20,078 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-07 12:00:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 12:00:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-07 12:00:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-07 12:00:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-07 12:00:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-07 12:00:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-07 12:00:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-07 12:00:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-11-07 12:00:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-11-07 12:00:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 12:00:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 12:00:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 12:00:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 12:00:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 12:00:20,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-07 12:00:20,080 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-07 12:00:20,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_node [2024-11-07 12:00:20,080 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_node [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 12:00:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-11-07 12:00:20,080 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-11-07 12:00:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-07 12:00:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-07 12:00:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 12:00:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 12:00:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-07 12:00:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-07 12:00:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-07 12:00:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-07 12:00:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-07 12:00:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-07 12:00:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 12:00:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 12:00:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 12:00:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 12:00:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 12:00:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 12:00:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-07 12:00:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-07 12:00:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-07 12:00:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-07 12:00:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-07 12:00:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-07 12:00:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-07 12:00:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-07 12:00:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-07 12:00:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-07 12:00:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-07 12:00:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-07 12:00:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-07 12:00:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-07 12:00:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-07 12:00:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-07 12:00:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-07 12:00:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-07 12:00:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 12:00:20,087 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-07 12:00:20,087 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-11-07 12:00:20,087 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-11-07 12:00:20,087 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-07 12:00:20,087 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-07 12:00:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-07 12:00:20,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-07 12:00:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 12:00:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 12:00:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 12:00:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 12:00:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 12:00:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 12:00:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-07 12:00:20,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-07 12:00:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-11-07 12:00:20,088 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-11-07 12:00:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-07 12:00:20,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-07 12:00:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 12:00:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 12:00:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 12:00:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 12:00:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 12:00:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 12:00:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2024-11-07 12:00:20,088 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2024-11-07 12:00:20,505 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 12:00:20,508 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 12:00:27,490 INFO L? ?]: Removed 267 outVars from TransFormulas that were not future-live. [2024-11-07 12:00:27,490 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 12:00:27,521 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 12:00:27,521 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-07 12:00:27,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:00:27 BoogieIcfgContainer [2024-11-07 12:00:27,521 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 12:00:27,528 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 12:00:27,528 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 12:00:27,532 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 12:00:27,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:00:16" (1/3) ... [2024-11-07 12:00:27,533 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72a06744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:00:27, skipping insertion in model container [2024-11-07 12:00:27,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:00:19" (2/3) ... [2024-11-07 12:00:27,534 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72a06744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:00:27, skipping insertion in model container [2024-11-07 12:00:27,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:00:27" (3/3) ... [2024-11-07 12:00:27,535 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_remove_harness_negated.i [2024-11-07 12:00:27,549 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 12:00:27,549 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-07 12:00:27,622 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 12:00:27,637 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;@5d769a69, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 12:00:27,637 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-07 12:00:27,643 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 12:00:27,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-07 12:00:27,660 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 12:00:27,661 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 12:00:27,661 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 12:00:27,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 12:00:27,667 INFO L85 PathProgramCache]: Analyzing trace with hash 243777549, now seen corresponding path program 1 times [2024-11-07 12:00:27,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 12:00:27,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706298306] [2024-11-07 12:00:27,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:00:27,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 12:00:33,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 12:00:34,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 12:00:34,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 12:00:34,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 12:00:34,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 12:00:34,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 12:00:34,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 12:00:34,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 12:00:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 12:00:34,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 12:00:34,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:00:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:00:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 12:00:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:00:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:00:34,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-07 12:00:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:34,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 12:00:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-07 12:00:35,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:00:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-07 12:00:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:00:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 12:00:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-07 12:00:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 12:00:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-07 12:00:35,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 12:00:35,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 12:00:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 12:00:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:35,303 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 12:00:35,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 12:00:35,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706298306] [2024-11-07 12:00:35,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706298306] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 12:00:35,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 12:00:35,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 12:00:35,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802934043] [2024-11-07 12:00:35,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 12:00:35,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 12:00:35,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 12:00:35,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 12:00:35,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-07 12:00:35,341 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 12:00:39,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:00:43,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:00:48,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 12:00:52,631 WARN L539 Checker$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 12:01:16,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 12:01:16,020 INFO L93 Difference]: Finished difference Result 1346 states and 2498 transitions. [2024-11-07 12:01:16,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 12:01:16,025 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 12:01:16,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 12:01:16,062 INFO L225 Difference]: With dead ends: 1346 [2024-11-07 12:01:16,063 INFO L226 Difference]: Without dead ends: 898 [2024-11-07 12:01:16,079 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-11-07 12:01:16,084 INFO L432 NwaCegarLoop]: 583 mSDtfsCounter, 855 mSDsluCounter, 585 mSDsCounter, 0 mSdLazyCounter, 982 mSolverCounterSat, 1362 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 927 SdHoareTripleChecker+Valid, 1168 SdHoareTripleChecker+Invalid, 2348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1362 IncrementalHoareTripleChecker+Valid, 982 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.0s IncrementalHoareTripleChecker+Time [2024-11-07 12:01:16,085 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [927 Valid, 1168 Invalid, 2348 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1362 Valid, 982 Invalid, 4 Unknown, 0 Unchecked, 39.0s Time] [2024-11-07 12:01:16,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2024-11-07 12:01:16,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 462. [2024-11-07 12:01:16,273 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 12:01:16,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 655 transitions. [2024-11-07 12:01:16,293 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 655 transitions. Word has length 171 [2024-11-07 12:01:16,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 12:01:16,296 INFO L471 AbstractCegarLoop]: Abstraction has 462 states and 655 transitions. [2024-11-07 12:01:16,296 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 12:01:16,297 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 655 transitions. [2024-11-07 12:01:16,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-07 12:01:16,307 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 12:01:16,308 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 12:01:16,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 12:01:16,308 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 12:01:16,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 12:01:16,309 INFO L85 PathProgramCache]: Analyzing trace with hash 426920926, now seen corresponding path program 1 times [2024-11-07 12:01:16,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 12:01:16,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40826936] [2024-11-07 12:01:16,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:01:16,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 12:01:20,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:22,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 12:01:22,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:22,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 12:01:22,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:22,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 12:01:22,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:22,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 12:01:22,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:22,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 12:01:22,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:22,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 12:01:22,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:22,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 12:01:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:22,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 12:01:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:22,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 12:01:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:22,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 12:01:22,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:22,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:01:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:22,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:01:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:22,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 12:01:22,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:22,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 12:01:22,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:22,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 12:01:22,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:23,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-07 12:01:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 12:01:24,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-07 12:01:24,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:01:24,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-07 12:01:24,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:01:24,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 12:01:24,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-07 12:01:24,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 12:01:24,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-07 12:01:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 12:01:24,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 12:01:24,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-07 12:01:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 12:01:24,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-07 12:01:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 12:01:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:24,468 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 12:01:24,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 12:01:24,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40826936] [2024-11-07 12:01:24,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40826936] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 12:01:24,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [483863539] [2024-11-07 12:01:24,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:01:24,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 12:01:24,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 12:01:24,476 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 12:01:24,479 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 12:01:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:30,021 INFO L255 TraceCheckSpWp]: Trace formula consists of 4598 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-07 12:01:30,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 12:01:32,403 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 12:01:32,404 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 12:01:32,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [483863539] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 12:01:32,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 12:01:32,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2024-11-07 12:01:32,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003075153] [2024-11-07 12:01:32,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 12:01:32,407 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 12:01:32,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 12:01:32,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 12:01:32,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-11-07 12:01:32,410 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 12:01:38,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 12:01:38,798 INFO L93 Difference]: Finished difference Result 875 states and 1259 transitions. [2024-11-07 12:01:38,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 12:01:38,799 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 12:01:38,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 12:01:38,809 INFO L225 Difference]: With dead ends: 875 [2024-11-07 12:01:38,809 INFO L226 Difference]: Without dead ends: 464 [2024-11-07 12:01:38,813 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2024-11-07 12:01:38,817 INFO L432 NwaCegarLoop]: 582 mSDtfsCounter, 663 mSDsluCounter, 1679 mSDsCounter, 0 mSdLazyCounter, 269 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s 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, 5.6s IncrementalHoareTripleChecker+Time [2024-11-07 12:01:38,819 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [674 Valid, 2261 Invalid, 330 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 269 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2024-11-07 12:01:38,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2024-11-07 12:01:38,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 464. [2024-11-07 12:01:38,872 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 12:01:38,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 669 transitions. [2024-11-07 12:01:38,878 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 669 transitions. Word has length 186 [2024-11-07 12:01:38,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 12:01:38,879 INFO L471 AbstractCegarLoop]: Abstraction has 464 states and 669 transitions. [2024-11-07 12:01:38,880 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 12:01:38,880 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 669 transitions. [2024-11-07 12:01:38,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-07 12:01:38,883 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 12:01:38,883 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 12:01:38,916 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 12:01:39,084 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 12:01:39,085 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 12:01:39,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 12:01:39,086 INFO L85 PathProgramCache]: Analyzing trace with hash -1996843012, now seen corresponding path program 1 times [2024-11-07 12:01:39,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 12:01:39,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702791772] [2024-11-07 12:01:39,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:01:39,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 12:01:43,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:44,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 12:01:44,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:44,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 12:01:44,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:44,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 12:01:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:44,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 12:01:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:44,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 12:01:44,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:44,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 12:01:44,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:44,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 12:01:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:44,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 12:01:44,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:01:44,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 12:01:44,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat