./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash dfa651ad1a3815b71299318434192d50e4a949decdd541c310285fbc30ab43ee --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 08:57:07,164 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 08:57:07,225 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-12 08:57:07,229 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 08:57:07,230 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 08:57:07,263 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 08:57:07,264 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 08:57:07,265 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 08:57:07,266 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 08:57:07,266 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 08:57:07,267 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 08:57:07,267 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 08:57:07,268 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 08:57:07,270 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 08:57:07,270 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 08:57:07,271 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 08:57:07,271 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 08:57:07,271 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 08:57:07,272 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 08:57:07,272 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 08:57:07,272 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 08:57:07,275 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 08:57:07,275 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 08:57:07,276 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 08:57:07,276 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 08:57:07,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 08:57:07,277 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 08:57:07,277 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 08:57:07,277 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 08:57:07,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 08:57:07,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 08:57:07,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 08:57:07,279 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 08:57:07,280 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 08:57:07,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 08:57:07,280 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 08:57:07,280 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 08:57:07,281 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 08:57:07,281 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 08:57:07,281 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfa651ad1a3815b71299318434192d50e4a949decdd541c310285fbc30ab43ee [2024-11-12 08:57:07,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 08:57:07,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 08:57:07,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 08:57:07,566 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 08:57:07,568 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 08:57:07,570 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i [2024-11-12 08:57:09,063 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 08:57:09,601 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 08:57:09,602 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i [2024-11-12 08:57:09,657 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/210fe2ea3/5458ac1ac2c644d99189e802663e3cfc/FLAGe4327bda5 [2024-11-12 08:57:10,146 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/210fe2ea3/5458ac1ac2c644d99189e802663e3cfc [2024-11-12 08:57:10,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 08:57:10,151 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 08:57:10,153 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 08:57:10,154 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 08:57:10,159 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 08:57:10,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:57:10" (1/1) ... [2024-11-12 08:57:10,161 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@228a9979 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:10, skipping insertion in model container [2024-11-12 08:57:10,163 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:57:10" (1/1) ... [2024-11-12 08:57:10,268 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 08:57:10,535 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i[4501,4514] [2024-11-12 08:57:10,549 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i[4561,4574] [2024-11-12 08:57:11,220 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,224 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,224 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,225 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,225 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,242 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,243 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,245 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,245 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,247 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,248 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,248 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,249 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,688 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,698 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,759 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,763 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,764 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,764 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,764 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,766 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,768 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,768 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,769 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,769 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,769 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,773 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,774 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,775 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,776 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,781 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,782 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,789 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,794 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,795 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 08:57:11,858 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 08:57:11,873 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i[4501,4514] [2024-11-12 08:57:11,876 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i[4561,4574] [2024-11-12 08:57:11,925 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,925 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,926 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,926 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,926 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,934 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,935 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,937 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,937 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,939 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:11,939 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,021 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,026 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,031 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7771-7782] [2024-11-12 08:57:12,055 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,055 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,056 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,056 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,056 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,058 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,058 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,059 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,059 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,059 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,060 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,060 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,060 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,061 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,061 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,062 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,063 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,064 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,065 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,071 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,072 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,072 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:57:12,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 08:57:12,339 INFO L204 MainTranslator]: Completed translation [2024-11-12 08:57:12,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:12 WrapperNode [2024-11-12 08:57:12,340 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 08:57:12,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 08:57:12,342 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 08:57:12,342 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 08:57:12,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:12" (1/1) ... [2024-11-12 08:57:12,429 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:12" (1/1) ... [2024-11-12 08:57:12,530 INFO L138 Inliner]: procedures = 686, calls = 1892, calls flagged for inlining = 57, calls inlined = 17, statements flattened = 1177 [2024-11-12 08:57:12,532 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 08:57:12,532 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 08:57:12,533 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 08:57:12,533 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 08:57:12,544 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:12" (1/1) ... [2024-11-12 08:57:12,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:12" (1/1) ... [2024-11-12 08:57:12,562 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:12" (1/1) ... [2024-11-12 08:57:12,676 INFO L175 MemorySlicer]: Split 384 memory accesses to 6 slices as follows [24, 2, 238, 104, 9, 7]. 62 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [5, 2, 6, 0, 1, 2]. The 268 writes are split as follows [8, 0, 232, 26, 1, 1]. [2024-11-12 08:57:12,677 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:12" (1/1) ... [2024-11-12 08:57:12,677 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:12" (1/1) ... [2024-11-12 08:57:12,735 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:12" (1/1) ... [2024-11-12 08:57:12,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:12" (1/1) ... [2024-11-12 08:57:12,795 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:12" (1/1) ... [2024-11-12 08:57:12,806 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:12" (1/1) ... [2024-11-12 08:57:12,830 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 08:57:12,832 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 08:57:12,832 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 08:57:12,832 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 08:57:12,833 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:12" (1/1) ... [2024-11-12 08:57:12,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 08:57:12,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 08:57:12,872 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) [2024-11-12 08:57:12,876 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 [2024-11-12 08:57:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-11-12 08:57:12,926 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-11-12 08:57:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_init_dynamic [2024-11-12 08:57:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_init_dynamic [2024-11-12 08:57:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-12 08:57:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-12 08:57:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-12 08:57:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-12 08:57:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-12 08:57:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-12 08:57:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-12 08:57:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-12 08:57:12,928 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-12 08:57:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-12 08:57:12,929 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-12 08:57:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-11-12 08:57:12,929 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-11-12 08:57:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-12 08:57:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-12 08:57:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-12 08:57:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-12 08:57:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-12 08:57:12,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-12 08:57:12,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-12 08:57:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-12 08:57:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-12 08:57:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-12 08:57:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-12 08:57:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-12 08:57:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-12 08:57:12,931 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-12 08:57:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-12 08:57:12,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-12 08:57:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-12 08:57:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 08:57:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-12 08:57:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-12 08:57:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-12 08:57:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-12 08:57:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-12 08:57:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-12 08:57:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-11-12 08:57:12,932 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-11-12 08:57:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-12 08:57:12,932 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-12 08:57:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 08:57:12,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 08:57:12,933 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-12 08:57:12,933 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-12 08:57:12,933 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-12 08:57:12,933 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-12 08:57:12,933 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-12 08:57:12,933 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-12 08:57:12,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-12 08:57:12,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-12 08:57:12,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-12 08:57:12,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-12 08:57:12,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-12 08:57:12,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-12 08:57:12,935 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-12 08:57:12,935 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-12 08:57:12,935 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-12 08:57:12,935 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-12 08:57:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-12 08:57:12,936 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-12 08:57:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-12 08:57:12,936 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-12 08:57:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-12 08:57:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-12 08:57:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-12 08:57:12,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-12 08:57:12,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-12 08:57:12,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-12 08:57:12,937 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-12 08:57:12,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-12 08:57:12,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-12 08:57:12,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-12 08:57:12,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-12 08:57:12,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-12 08:57:12,939 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 08:57:12,939 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 08:57:12,939 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-12 08:57:12,939 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-12 08:57:12,939 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-11-12 08:57:12,939 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-11-12 08:57:12,940 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-12 08:57:12,940 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-12 08:57:12,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-12 08:57:12,940 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-12 08:57:12,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-12 08:57:12,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-12 08:57:12,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-12 08:57:12,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-12 08:57:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-12 08:57:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-12 08:57:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-12 08:57:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-12 08:57:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-12 08:57:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-12 08:57:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-12 08:57:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-12 08:57:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-12 08:57:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_push_ref [2024-11-12 08:57:12,942 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_push_ref [2024-11-12 08:57:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-11-12 08:57:12,943 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-11-12 08:57:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-12 08:57:12,943 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-12 08:57:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-12 08:57:12,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-12 08:57:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-12 08:57:12,943 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-12 08:57:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-12 08:57:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-12 08:57:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-12 08:57:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-12 08:57:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-12 08:57:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-12 08:57:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-12 08:57:12,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-12 08:57:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_set_at [2024-11-12 08:57:12,944 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_set_at [2024-11-12 08:57:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-11-12 08:57:12,945 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-11-12 08:57:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-12 08:57:12,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-12 08:57:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 08:57:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-12 08:57:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-12 08:57:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-12 08:57:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-12 08:57:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-12 08:57:13,378 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 08:57:13,381 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 08:57:20,090 INFO L? ?]: Removed 304 outVars from TransFormulas that were not future-live. [2024-11-12 08:57:20,091 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 08:57:20,125 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 08:57:20,126 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-12 08:57:20,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:57:20 BoogieIcfgContainer [2024-11-12 08:57:20,131 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 08:57:20,132 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 08:57:20,134 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 08:57:20,137 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 08:57:20,138 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 08:57:10" (1/3) ... [2024-11-12 08:57:20,138 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5534b191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:57:20, skipping insertion in model container [2024-11-12 08:57:20,138 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:57:12" (2/3) ... [2024-11-12 08:57:20,139 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5534b191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:57:20, skipping insertion in model container [2024-11-12 08:57:20,139 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:57:20" (3/3) ... [2024-11-12 08:57:20,140 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_push_ref_harness.i [2024-11-12 08:57:20,156 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 08:57:20,157 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-12 08:57:20,248 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 08:57:20,258 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;@57486da8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 08:57:20,258 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-12 08:57:20,264 INFO L276 IsEmpty]: Start isEmpty. Operand has 553 states, 317 states have (on average 1.2397476340694007) internal successors, (393), 320 states have internal predecessors, (393), 199 states have call successors, (199), 35 states have call predecessors, (199), 35 states have return successors, (199), 199 states have call predecessors, (199), 199 states have call successors, (199) [2024-11-12 08:57:20,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-12 08:57:20,279 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:57:20,280 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 08:57:20,281 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 08:57:20,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:57:20,287 INFO L85 PathProgramCache]: Analyzing trace with hash -1590182974, now seen corresponding path program 1 times [2024-11-12 08:57:20,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:57:20,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319548407] [2024-11-12 08:57:20,296 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:57:20,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 08:57:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:27,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:57:27,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:27,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-12 08:57:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:27,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-12 08:57:27,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:27,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-12 08:57:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:27,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 08:57:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:27,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 08:57:27,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:27,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 08:57:27,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:27,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-12 08:57:27,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:27,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 08:57:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:27,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 08:57:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:27,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-12 08:57:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:27,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-12 08:57:27,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:27,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 08:57:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:27,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-12 08:57:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:27,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-12 08:57:27,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:27,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-12 08:57:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:28,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 08:57:28,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:28,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-12 08:57:28,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:28,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:57:28,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:28,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 08:57:28,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:28,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:57:28,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:28,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 08:57:28,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:28,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 08:57:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:28,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-12 08:57:28,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:28,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 08:57:28,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:28,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 08:57:28,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:28,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 08:57:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:28,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 08:57:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:28,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 08:57:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:28,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-12 08:57:28,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:28,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 08:57:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:28,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-12 08:57:28,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:28,269 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2024-11-12 08:57:28,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 08:57:28,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319548407] [2024-11-12 08:57:28,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319548407] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 08:57:28,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 08:57:28,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 08:57:28,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309053946] [2024-11-12 08:57:28,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 08:57:28,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 08:57:28,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 08:57:28,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 08:57:28,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 08:57:28,310 INFO L87 Difference]: Start difference. First operand has 553 states, 317 states have (on average 1.2397476340694007) internal successors, (393), 320 states have internal predecessors, (393), 199 states have call successors, (199), 35 states have call predecessors, (199), 35 states have return successors, (199), 199 states have call predecessors, (199), 199 states have call successors, (199) Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-12 08:57:32,411 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 [] [2024-11-12 08:57:36,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 08:57:41,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 08:58:04,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 08:58:04,708 INFO L93 Difference]: Finished difference Result 1243 states and 2040 transitions. [2024-11-12 08:58:04,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 08:58:04,711 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 192 [2024-11-12 08:58:04,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 08:58:04,730 INFO L225 Difference]: With dead ends: 1243 [2024-11-12 08:58:04,731 INFO L226 Difference]: Without dead ends: 711 [2024-11-12 08:58:04,739 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-12 08:58:04,742 INFO L435 NwaCegarLoop]: 524 mSDtfsCounter, 369 mSDsluCounter, 615 mSDsCounter, 0 mSdLazyCounter, 1195 mSolverCounterSat, 637 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 375 SdHoareTripleChecker+Valid, 1139 SdHoareTripleChecker+Invalid, 1835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 637 IncrementalHoareTripleChecker+Valid, 1195 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.4s IncrementalHoareTripleChecker+Time [2024-11-12 08:58:04,742 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [375 Valid, 1139 Invalid, 1835 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [637 Valid, 1195 Invalid, 3 Unknown, 0 Unchecked, 35.4s Time] [2024-11-12 08:58:04,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 711 states. [2024-11-12 08:58:04,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 711 to 546. [2024-11-12 08:58:04,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 546 states, 311 states have (on average 1.2218649517684887) internal successors, (380), 313 states have internal predecessors, (380), 199 states have call successors, (199), 35 states have call predecessors, (199), 34 states have return successors, (197), 197 states have call predecessors, (197), 197 states have call successors, (197) [2024-11-12 08:58:04,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 776 transitions. [2024-11-12 08:58:04,953 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 776 transitions. Word has length 192 [2024-11-12 08:58:04,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 08:58:04,954 INFO L471 AbstractCegarLoop]: Abstraction has 546 states and 776 transitions. [2024-11-12 08:58:04,954 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-12 08:58:04,955 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 776 transitions. [2024-11-12 08:58:04,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-12 08:58:04,964 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:58:04,964 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 08:58:04,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 08:58:04,965 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 08:58:04,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:58:04,969 INFO L85 PathProgramCache]: Analyzing trace with hash 783198340, now seen corresponding path program 1 times [2024-11-12 08:58:04,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:58:04,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523963020] [2024-11-12 08:58:04,970 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:58:04,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 08:58:09,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:10,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:58:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:10,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-12 08:58:10,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:10,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-12 08:58:10,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:10,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-12 08:58:10,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:10,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 08:58:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:10,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 08:58:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:10,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 08:58:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:10,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-12 08:58:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:10,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 08:58:10,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:11,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 08:58:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:11,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-12 08:58:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:11,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-12 08:58:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:11,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 08:58:11,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:11,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-12 08:58:11,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:11,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-12 08:58:11,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:11,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-12 08:58:11,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:12,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 08:58:12,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:12,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-12 08:58:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:12,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:58:12,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:12,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 08:58:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:12,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:58:12,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:12,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 08:58:12,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:12,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 08:58:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:12,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-12 08:58:12,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:12,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 08:58:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:12,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-12 08:58:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:12,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 08:58:12,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:12,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 08:58:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:12,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 08:58:12,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:12,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-12 08:58:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:12,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 08:58:12,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:12,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-12 08:58:12,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:12,831 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-11-12 08:58:12,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 08:58:12,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523963020] [2024-11-12 08:58:12,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523963020] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 08:58:12,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [607477298] [2024-11-12 08:58:12,833 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:58:12,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 08:58:12,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 08:58:12,836 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) [2024-11-12 08:58:12,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-12 08:58:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:18,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 4662 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-12 08:58:18,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 08:58:20,956 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-12 08:58:20,957 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 08:58:20,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [607477298] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 08:58:20,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 08:58:20,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2024-11-12 08:58:20,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222683208] [2024-11-12 08:58:20,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 08:58:20,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 08:58:20,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 08:58:20,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 08:58:20,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-11-12 08:58:20,961 INFO L87 Difference]: Start difference. First operand 546 states and 776 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-11-12 08:58:25,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 08:58:25,432 INFO L93 Difference]: Finished difference Result 1046 states and 1498 transitions. [2024-11-12 08:58:25,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 08:58:25,434 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 192 [2024-11-12 08:58:25,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 08:58:25,449 INFO L225 Difference]: With dead ends: 1046 [2024-11-12 08:58:25,450 INFO L226 Difference]: Without dead ends: 548 [2024-11-12 08:58:25,456 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2024-11-12 08:58:25,460 INFO L435 NwaCegarLoop]: 727 mSDtfsCounter, 764 mSDsluCounter, 2149 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 772 SdHoareTripleChecker+Valid, 2876 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-12 08:58:25,461 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [772 Valid, 2876 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-12 08:58:25,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2024-11-12 08:58:25,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 548. [2024-11-12 08:58:25,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 548 states, 312 states have (on average 1.2211538461538463) internal successors, (381), 315 states have internal predecessors, (381), 199 states have call successors, (199), 35 states have call predecessors, (199), 35 states have return successors, (205), 197 states have call predecessors, (205), 197 states have call successors, (205) [2024-11-12 08:58:25,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 785 transitions. [2024-11-12 08:58:25,532 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 785 transitions. Word has length 192 [2024-11-12 08:58:25,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 08:58:25,534 INFO L471 AbstractCegarLoop]: Abstraction has 548 states and 785 transitions. [2024-11-12 08:58:25,535 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-11-12 08:58:25,535 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 785 transitions. [2024-11-12 08:58:25,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-12 08:58:25,542 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:58:25,543 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 08:58:25,580 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-12 08:58:25,743 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 [2024-11-12 08:58:25,744 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 08:58:25,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:58:25,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1731214896, now seen corresponding path program 1 times [2024-11-12 08:58:25,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:58:25,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362349126] [2024-11-12 08:58:25,746 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:58:25,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 08:58:30,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:31,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:58:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:31,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-12 08:58:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:31,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-12 08:58:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:31,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-12 08:58:31,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:31,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 08:58:31,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:31,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 08:58:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:31,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 08:58:31,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:31,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-12 08:58:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:31,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 08:58:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:32,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 08:58:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:32,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-12 08:58:32,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:32,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-12 08:58:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:32,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 08:58:32,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:32,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-12 08:58:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:58:32,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-12 08:58:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat