./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_pop_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_pop_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 215e983f1a4d8fc7cc2a4702392b572c8acf5b74a884ac30ea5939c84fb288fd --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 10:11:52,856 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 10:11:52,919 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-20 10:11:52,935 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 10:11:52,935 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 10:11:52,963 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 10:11:52,963 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 10:11:52,964 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 10:11:52,964 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 10:11:52,965 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 10:11:52,965 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 10:11:52,966 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 10:11:52,966 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 10:11:52,968 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 10:11:52,969 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 10:11:52,969 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 10:11:52,969 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 10:11:52,970 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 10:11:52,970 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 10:11:52,970 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 10:11:52,971 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 10:11:52,973 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 10:11:52,973 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 10:11:52,973 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 10:11:52,973 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 10:11:52,974 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 10:11:52,974 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 10:11:52,974 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 10:11:52,974 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 10:11:52,975 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 10:11:52,975 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 10:11:52,975 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 10:11:52,976 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 10:11:52,976 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 10:11:52,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 10:11:52,981 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 10:11:52,981 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 10:11:52,981 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 10:11:52,982 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 10:11:52,982 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 215e983f1a4d8fc7cc2a4702392b572c8acf5b74a884ac30ea5939c84fb288fd [2024-11-20 10:11:53,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 10:11:53,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 10:11:53,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 10:11:53,260 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 10:11:53,260 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 10:11:53,261 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_pop_harness.i [2024-11-20 10:11:54,711 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 10:11:55,248 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 10:11:55,249 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_pop_harness.i [2024-11-20 10:11:55,290 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d910c29e6/5be456ddcff44163af9ad0ff9eec6e9d/FLAG4a7ad6c8b [2024-11-20 10:11:55,306 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d910c29e6/5be456ddcff44163af9ad0ff9eec6e9d [2024-11-20 10:11:55,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 10:11:55,311 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 10:11:55,314 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 10:11:55,314 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 10:11:55,320 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 10:11:55,321 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:11:55" (1/1) ... [2024-11-20 10:11:55,324 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a304535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:55, skipping insertion in model container [2024-11-20 10:11:55,324 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:11:55" (1/1) ... [2024-11-20 10:11:55,420 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 10:11:55,744 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_pop_harness.i[4496,4509] [2024-11-20 10:11:55,755 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_pop_harness.i[4556,4569] [2024-11-20 10:11:56,881 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:56,881 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:56,882 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:56,885 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:56,886 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:56,906 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:56,908 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:56,910 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:56,912 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:56,914 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:56,917 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:56,920 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:56,920 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,424 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,433 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,551 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,552 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,553 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,553 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,553 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,554 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,554 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,555 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,556 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,556 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,556 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,557 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,557 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,563 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,569 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,570 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,575 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,577 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,577 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 10:11:57,634 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 10:11:57,685 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_pop_harness.i[4496,4509] [2024-11-20 10:11:57,686 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_pop_harness.i[4556,4569] [2024-11-20 10:11:57,755 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,756 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,756 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,756 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,757 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,770 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,774 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,776 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,776 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,777 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,777 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,777 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,778 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,850 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,854 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,859 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7771-7782] [2024-11-20 10:11:57,881 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,881 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,882 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,883 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,883 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,884 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,884 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,885 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,885 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,885 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,885 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,885 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,885 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,887 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,888 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,888 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,888 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,891 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,891 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,898 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,899 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,900 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:11:57,912 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 10:11:58,143 INFO L204 MainTranslator]: Completed translation [2024-11-20 10:11:58,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:58 WrapperNode [2024-11-20 10:11:58,144 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 10:11:58,145 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 10:11:58,145 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 10:11:58,145 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 10:11:58,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:58" (1/1) ... [2024-11-20 10:11:58,251 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:58" (1/1) ... [2024-11-20 10:11:58,343 INFO L138 Inliner]: procedures = 686, calls = 1930, calls flagged for inlining = 59, calls inlined = 15, statements flattened = 1062 [2024-11-20 10:11:58,344 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 10:11:58,345 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 10:11:58,345 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 10:11:58,345 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 10:11:58,359 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:58" (1/1) ... [2024-11-20 10:11:58,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:58" (1/1) ... [2024-11-20 10:11:58,371 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:58" (1/1) ... [2024-11-20 10:11:58,494 INFO L175 MemorySlicer]: Split 392 memory accesses to 6 slices as follows [2, 13, 17, 3, 96, 261]. 67 percent of accesses are in the largest equivalence class. The 30 initializations are split as follows [2, 11, 4, 1, 0, 12]. The 262 writes are split as follows [0, 0, 3, 1, 18, 240]. [2024-11-20 10:11:58,494 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:58" (1/1) ... [2024-11-20 10:11:58,494 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:58" (1/1) ... [2024-11-20 10:11:58,553 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:58" (1/1) ... [2024-11-20 10:11:58,566 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:58" (1/1) ... [2024-11-20 10:11:58,584 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:58" (1/1) ... [2024-11-20 10:11:58,599 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:58" (1/1) ... [2024-11-20 10:11:58,623 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 10:11:58,624 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 10:11:58,625 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 10:11:58,625 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 10:11:58,627 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:58" (1/1) ... [2024-11-20 10:11:58,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 10:11:58,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 10:11:58,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-20 10:11:58,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-20 10:11:58,711 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-11-20 10:11:58,711 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-11-20 10:11:58,711 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-20 10:11:58,711 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-20 10:11:58,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-20 10:11:58,712 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-20 10:11:58,712 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-20 10:11:58,712 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-20 10:11:58,712 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-20 10:11:58,712 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-20 10:11:58,712 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-20 10:11:58,712 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-11-20 10:11:58,713 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-11-20 10:11:58,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-20 10:11:58,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-20 10:11:58,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-20 10:11:58,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-20 10:11:58,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-20 10:11:58,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-20 10:11:58,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-20 10:11:58,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-20 10:11:58,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-20 10:11:58,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-20 10:11:58,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-20 10:11:58,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-20 10:11:58,715 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-20 10:11:58,715 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-20 10:11:58,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-20 10:11:58,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-20 10:11:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_node [2024-11-20 10:11:58,716 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_node [2024-11-20 10:11:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-20 10:11:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 10:11:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-20 10:11:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-20 10:11:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-20 10:11:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-20 10:11:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-20 10:11:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-20 10:11:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-11-20 10:11:58,717 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-11-20 10:11:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-20 10:11:58,717 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-20 10:11:58,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 10:11:58,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 10:11:58,718 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-20 10:11:58,718 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-20 10:11:58,718 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-20 10:11:58,718 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-20 10:11:58,718 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-20 10:11:58,718 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-20 10:11:58,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-20 10:11:58,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-20 10:11:58,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-20 10:11:58,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-20 10:11:58,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-20 10:11:58,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-20 10:11:58,719 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-20 10:11:58,720 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-20 10:11:58,720 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-20 10:11:58,720 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-20 10:11:58,720 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-20 10:11:58,721 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-20 10:11:58,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-20 10:11:58,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-20 10:11:58,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-20 10:11:58,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-20 10:11:58,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-20 10:11:58,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-20 10:11:58,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-20 10:11:58,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-20 10:11:58,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-20 10:11:58,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-20 10:11:58,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-20 10:11:58,723 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-20 10:11:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-20 10:11:58,723 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-20 10:11:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-20 10:11:58,723 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-20 10:11:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-11-20 10:11:58,723 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-11-20 10:11:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-20 10:11:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-20 10:11:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-20 10:11:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-20 10:11:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-20 10:11:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-20 10:11:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-20 10:11:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-20 10:11:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-20 10:11:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-20 10:11:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-20 10:11:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-20 10:11:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-20 10:11:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-11-20 10:11:58,724 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-11-20 10:11:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-20 10:11:58,724 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-20 10:11:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-20 10:11:58,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-20 10:11:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-20 10:11:58,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-20 10:11:58,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-20 10:11:58,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-20 10:11:58,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-20 10:11:58,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-20 10:11:58,725 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-20 10:11:58,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-20 10:11:58,725 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-11-20 10:11:58,725 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-11-20 10:11:58,725 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-20 10:11:58,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-20 10:11:58,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 10:11:58,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-20 10:11:58,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-20 10:11:58,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-20 10:11:58,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-20 10:11:58,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-20 10:11:58,726 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2024-11-20 10:11:58,726 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2024-11-20 10:11:59,097 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 10:11:59,100 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 10:12:05,703 INFO L? ?]: Removed 258 outVars from TransFormulas that were not future-live. [2024-11-20 10:12:05,704 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 10:12:05,739 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 10:12:05,739 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-20 10:12:05,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:12:05 BoogieIcfgContainer [2024-11-20 10:12:05,740 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 10:12:05,742 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 10:12:05,742 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 10:12:05,746 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 10:12:05,746 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:11:55" (1/3) ... [2024-11-20 10:12:05,747 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c6bec70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:12:05, skipping insertion in model container [2024-11-20 10:12:05,747 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:11:58" (2/3) ... [2024-11-20 10:12:05,748 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c6bec70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:12:05, skipping insertion in model container [2024-11-20 10:12:05,748 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:12:05" (3/3) ... [2024-11-20 10:12:05,750 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_pop_harness.i [2024-11-20 10:12:05,767 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 10:12:05,767 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-20 10:12:05,866 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 10:12:05,876 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;@11437371, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 10:12:05,877 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-20 10:12:05,883 INFO L276 IsEmpty]: Start isEmpty. Operand has 457 states, 265 states have (on average 1.2452830188679245) internal successors, (330), 268 states have internal predecessors, (330), 162 states have call successors, (162), 28 states have call predecessors, (162), 28 states have return successors, (162), 162 states have call predecessors, (162), 162 states have call successors, (162) [2024-11-20 10:12:05,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-20 10:12:05,910 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 10:12:05,911 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 10:12:05,912 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 10:12:05,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 10:12:05,919 INFO L85 PathProgramCache]: Analyzing trace with hash 1039494375, now seen corresponding path program 1 times [2024-11-20 10:12:05,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 10:12:05,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888190173] [2024-11-20 10:12:05,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:12:05,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 10:12:12,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:12,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:12:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:12,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 10:12:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:12,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-20 10:12:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:12,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 10:12:12,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:12,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 10:12:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:12,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 10:12:12,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:12,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 10:12:12,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:12,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 10:12:12,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:12,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 10:12:12,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 10:12:13,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:12:13,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:12:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 10:12:13,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:12:13,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:12:13,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 10:12:13,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 10:12:13,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 10:12:13,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 10:12:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-20 10:12:13,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 10:12:13,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 10:12:13,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 10:12:13,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-20 10:12:13,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-20 10:12:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-20 10:12:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-20 10:12:13,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:13,699 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2024-11-20 10:12:13,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 10:12:13,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888190173] [2024-11-20 10:12:13,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888190173] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 10:12:13,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 10:12:13,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-20 10:12:13,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129318523] [2024-11-20 10:12:13,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 10:12:13,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-20 10:12:13,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 10:12:13,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-20 10:12:13,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 10:12:13,735 INFO L87 Difference]: Start difference. First operand has 457 states, 265 states have (on average 1.2452830188679245) internal successors, (330), 268 states have internal predecessors, (330), 162 states have call successors, (162), 28 states have call predecessors, (162), 28 states have return successors, (162), 162 states have call predecessors, (162), 162 states have call successors, (162) Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (27), 5 states have call predecessors, (27), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-20 10:12:17,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 10:12:22,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 10:12:26,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 10:12:46,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 10:12:46,163 INFO L93 Difference]: Finished difference Result 1067 states and 1807 transitions. [2024-11-20 10:12:46,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-20 10:12:46,166 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (27), 5 states have call predecessors, (27), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 163 [2024-11-20 10:12:46,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 10:12:46,199 INFO L225 Difference]: With dead ends: 1067 [2024-11-20 10:12:46,199 INFO L226 Difference]: Without dead ends: 631 [2024-11-20 10:12:46,209 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-20 10:12:46,215 INFO L432 NwaCegarLoop]: 477 mSDtfsCounter, 337 mSDsluCounter, 559 mSDsCounter, 0 mSdLazyCounter, 1083 mSolverCounterSat, 554 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 344 SdHoareTripleChecker+Valid, 1036 SdHoareTripleChecker+Invalid, 1640 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 554 IncrementalHoareTripleChecker+Valid, 1083 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.5s IncrementalHoareTripleChecker+Time [2024-11-20 10:12:46,216 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [344 Valid, 1036 Invalid, 1640 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [554 Valid, 1083 Invalid, 3 Unknown, 0 Unchecked, 31.5s Time] [2024-11-20 10:12:46,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2024-11-20 10:12:46,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 450. [2024-11-20 10:12:46,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 259 states have (on average 1.22007722007722) internal successors, (316), 262 states have internal predecessors, (316), 162 states have call successors, (162), 28 states have call predecessors, (162), 27 states have return successors, (160), 160 states have call predecessors, (160), 160 states have call successors, (160) [2024-11-20 10:12:46,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 638 transitions. [2024-11-20 10:12:46,396 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 638 transitions. Word has length 163 [2024-11-20 10:12:46,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 10:12:46,398 INFO L471 AbstractCegarLoop]: Abstraction has 450 states and 638 transitions. [2024-11-20 10:12:46,398 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (27), 5 states have call predecessors, (27), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-20 10:12:46,398 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 638 transitions. [2024-11-20 10:12:46,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-20 10:12:46,402 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 10:12:46,403 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 10:12:46,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 10:12:46,403 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 10:12:46,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 10:12:46,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1287744279, now seen corresponding path program 1 times [2024-11-20 10:12:46,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 10:12:46,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707240165] [2024-11-20 10:12:46,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:12:46,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 10:12:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:52,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:12:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:52,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 10:12:52,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:52,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-20 10:12:52,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:52,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 10:12:52,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:52,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 10:12:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:52,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 10:12:52,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:52,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 10:12:52,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:52,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 10:12:52,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:52,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 10:12:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:52,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 10:12:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:52,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:12:52,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:52,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:12:52,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:52,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 10:12:52,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:52,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:12:52,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:52,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:12:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:53,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 10:12:53,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:53,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 10:12:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:54,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 10:12:54,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:54,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 10:12:54,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:54,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-20 10:12:54,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:54,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 10:12:54,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:54,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 10:12:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:54,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 10:12:54,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:54,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-20 10:12:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:54,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-20 10:12:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:54,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-20 10:12:54,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:54,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-20 10:12:54,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:54,302 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2024-11-20 10:12:54,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 10:12:54,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707240165] [2024-11-20 10:12:54,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707240165] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 10:12:54,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1892589301] [2024-11-20 10:12:54,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:12:54,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 10:12:54,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 10:12:54,306 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-20 10:12:54,308 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-20 10:12:59,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:12:59,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 4537 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-20 10:12:59,782 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 10:13:01,612 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-20 10:13:01,614 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-20 10:13:01,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1892589301] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 10:13:01,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-20 10:13:01,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2024-11-20 10:13:01,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577232737] [2024-11-20 10:13:01,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 10:13:01,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-20 10:13:01,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 10:13:01,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-20 10:13:01,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-11-20 10:13:01,618 INFO L87 Difference]: Start difference. First operand 450 states and 638 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 3 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-20 10:13:06,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 10:13:06,919 INFO L93 Difference]: Finished difference Result 851 states and 1225 transitions. [2024-11-20 10:13:06,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 10:13:06,920 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 3 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 163 [2024-11-20 10:13:06,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 10:13:06,929 INFO L225 Difference]: With dead ends: 851 [2024-11-20 10:13:06,929 INFO L226 Difference]: Without dead ends: 452 [2024-11-20 10:13:06,935 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2024-11-20 10:13:06,938 INFO L432 NwaCegarLoop]: 569 mSDtfsCounter, 641 mSDsluCounter, 1649 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 652 SdHoareTripleChecker+Valid, 2218 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-20 10:13:06,939 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [652 Valid, 2218 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 257 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-11-20 10:13:06,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 452 states. [2024-11-20 10:13:06,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 452 to 452. [2024-11-20 10:13:06,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 452 states, 260 states have (on average 1.2192307692307693) internal successors, (317), 264 states have internal predecessors, (317), 162 states have call successors, (162), 28 states have call predecessors, (162), 28 states have return successors, (173), 160 states have call predecessors, (173), 160 states have call successors, (173) [2024-11-20 10:13:06,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 652 transitions. [2024-11-20 10:13:06,988 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 652 transitions. Word has length 163 [2024-11-20 10:13:06,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 10:13:06,989 INFO L471 AbstractCegarLoop]: Abstraction has 452 states and 652 transitions. [2024-11-20 10:13:06,990 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 3 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-20 10:13:06,990 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 652 transitions. [2024-11-20 10:13:06,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-20 10:13:06,993 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 10:13:06,993 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 6, 6, 3, 3, 3, 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] [2024-11-20 10:13:07,021 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-20 10:13:07,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 10:13:07,195 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 10:13:07,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 10:13:07,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1058970457, now seen corresponding path program 1 times [2024-11-20 10:13:07,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 10:13:07,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150486343] [2024-11-20 10:13:07,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:13:07,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 10:13:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:12,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:13:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:12,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 10:13:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:12,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-20 10:13:12,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:12,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 10:13:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:12,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 10:13:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:12,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 10:13:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:12,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 10:13:12,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:12,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 10:13:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:12,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 10:13:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:13,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 10:13:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:13,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:13:13,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:13,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:13:13,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:13,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 10:13:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:13,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:13:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:13,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:13:13,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:13,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 10:13:13,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:14,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:13:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:14,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-20 10:13:15,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:15,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-20 10:13:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:15,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 10:13:15,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:15,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 10:13:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:15,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-20 10:13:15,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:15,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 10:13:15,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:15,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-20 10:13:15,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:15,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 10:13:15,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:15,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 10:13:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:15,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 10:13:15,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:15,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-20 10:13:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:15,388 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2024-11-20 10:13:15,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 10:13:15,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150486343] [2024-11-20 10:13:15,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150486343] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 10:13:15,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1535162958] [2024-11-20 10:13:15,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:13:15,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 10:13:15,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 10:13:15,394 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-20 10:13:15,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process