./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_top_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_top_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 83b04173d709803d577cfa49fe0a9356919fe4fb57e740404cfb5ffbf2560c97 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 10:14:49,135 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 10:14:49,231 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-20 10:14:49,235 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 10:14:49,235 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 10:14:49,260 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 10:14:49,261 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 10:14:49,261 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 10:14:49,262 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 10:14:49,262 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 10:14:49,262 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 10:14:49,263 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 10:14:49,263 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 10:14:49,264 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 10:14:49,264 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 10:14:49,265 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 10:14:49,265 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 10:14:49,265 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 10:14:49,266 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 10:14:49,266 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 10:14:49,266 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 10:14:49,267 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 10:14:49,267 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 10:14:49,268 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 10:14:49,268 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 10:14:49,268 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 10:14:49,269 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 10:14:49,269 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 10:14:49,269 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 10:14:49,269 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 10:14:49,270 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 10:14:49,270 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 10:14:49,271 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 10:14:49,271 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 10:14:49,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 10:14:49,272 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 10:14:49,272 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 10:14:49,272 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 10:14:49,272 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 10:14:49,273 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83b04173d709803d577cfa49fe0a9356919fe4fb57e740404cfb5ffbf2560c97 [2024-11-20 10:14:49,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 10:14:49,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 10:14:49,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 10:14:49,561 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 10:14:49,561 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 10:14:49,562 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i [2024-11-20 10:14:51,098 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 10:14:51,597 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 10:14:51,598 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i [2024-11-20 10:14:51,644 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9225bace8/436ba12c20424f6b8417c748f43e7654/FLAG85687baee [2024-11-20 10:14:51,663 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9225bace8/436ba12c20424f6b8417c748f43e7654 [2024-11-20 10:14:51,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 10:14:51,668 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 10:14:51,672 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 10:14:51,672 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 10:14:51,677 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 10:14:51,678 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:14:51" (1/1) ... [2024-11-20 10:14:51,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b77b45b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:14:51, skipping insertion in model container [2024-11-20 10:14:51,682 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:14:51" (1/1) ... [2024-11-20 10:14:51,785 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 10:14:52,157 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_top_harness.i[4496,4509] [2024-11-20 10:14:52,167 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_top_harness.i[4556,4569] [2024-11-20 10:14:52,968 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:52,969 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:52,969 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:52,970 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:52,971 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:52,982 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:52,983 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:52,985 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:52,985 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:53,305 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:53,305 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:53,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 10:14:53,397 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 10:14:53,417 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_top_harness.i[4496,4509] [2024-11-20 10:14:53,418 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_top_harness.i[4556,4569] [2024-11-20 10:14:53,496 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:53,496 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:53,500 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:53,501 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:53,501 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:53,507 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:53,507 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:53,508 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:53,509 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:53,590 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:53,594 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:14:53,604 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7703-7714] [2024-11-20 10:14:53,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 10:14:53,913 INFO L204 MainTranslator]: Completed translation [2024-11-20 10:14:53,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:14:53 WrapperNode [2024-11-20 10:14:53,914 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 10:14:53,915 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 10:14:53,915 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 10:14:53,915 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 10:14:53,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:14:53" (1/1) ... [2024-11-20 10:14:54,024 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:14:53" (1/1) ... [2024-11-20 10:14:54,104 INFO L138 Inliner]: procedures = 678, calls = 1548, calls flagged for inlining = 54, calls inlined = 10, statements flattened = 727 [2024-11-20 10:14:54,108 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 10:14:54,109 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 10:14:54,109 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 10:14:54,110 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 10:14:54,121 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:14:53" (1/1) ... [2024-11-20 10:14:54,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:14:53" (1/1) ... [2024-11-20 10:14:54,133 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:14:53" (1/1) ... [2024-11-20 10:14:54,228 INFO L175 MemorySlicer]: Split 340 memory accesses to 7 slices as follows [82, 238, 2, 6, 2, 3, 7]. 70 percent of accesses are in the largest equivalence class. The 25 initializations are split as follows [10, 6, 2, 0, 1, 1, 5]. The 253 writes are split as follows [17, 232, 0, 2, 1, 1, 0]. [2024-11-20 10:14:54,229 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:14:53" (1/1) ... [2024-11-20 10:14:54,229 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:14:53" (1/1) ... [2024-11-20 10:14:54,266 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:14:53" (1/1) ... [2024-11-20 10:14:54,271 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:14:53" (1/1) ... [2024-11-20 10:14:54,281 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:14:53" (1/1) ... [2024-11-20 10:14:54,287 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:14:53" (1/1) ... [2024-11-20 10:14:54,304 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 10:14:54,305 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 10:14:54,306 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 10:14:54,306 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 10:14:54,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:14:53" (1/1) ... [2024-11-20 10:14:54,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 10:14:54,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 10:14:54,358 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 10:14:54,364 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 10:14:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-20 10:14:54,411 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-20 10:14:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-20 10:14:54,413 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-20 10:14:54,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-20 10:14:54,413 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-20 10:14:54,414 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-20 10:14:54,414 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-20 10:14:54,414 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-20 10:14:54,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-20 10:14:54,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-20 10:14:54,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-20 10:14:54,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-20 10:14:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-20 10:14:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-20 10:14:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-20 10:14:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-20 10:14:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-20 10:14:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-20 10:14:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-20 10:14:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-20 10:14:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-20 10:14:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-20 10:14:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-20 10:14:54,417 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-20 10:14:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-20 10:14:54,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-20 10:14:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-20 10:14:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 10:14:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-20 10:14:54,418 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-20 10:14:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-20 10:14:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-20 10:14:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-20 10:14:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-20 10:14:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-20 10:14:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-20 10:14:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-20 10:14:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 10:14:54,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 10:14:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-20 10:14:54,419 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-20 10:14:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-20 10:14:54,419 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-20 10:14:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-20 10:14:54,419 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-20 10:14:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-20 10:14:54,420 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-20 10:14:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-20 10:14:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-20 10:14:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-20 10:14:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-20 10:14:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-20 10:14:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-20 10:14:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-20 10:14:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-20 10:14:54,420 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-20 10:14:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-20 10:14:54,420 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-20 10:14:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-20 10:14:54,420 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-20 10:14:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-20 10:14:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-20 10:14:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-20 10:14:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-20 10:14:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-20 10:14:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-20 10:14:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-20 10:14:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-20 10:14:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-20 10:14:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-20 10:14:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-20 10:14:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-20 10:14:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-20 10:14:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-20 10:14:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-20 10:14:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-20 10:14:54,422 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-20 10:14:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-20 10:14:54,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-20 10:14:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-20 10:14:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-20 10:14:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-20 10:14:54,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-20 10:14:54,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-20 10:14:54,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-20 10:14:54,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-20 10:14:54,425 INFO L130 BoogieDeclarations]: Found specification of procedure assert_array_list_equivalence [2024-11-20 10:14:54,425 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_array_list_equivalence [2024-11-20 10:14:54,425 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-20 10:14:54,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-20 10:14:54,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 10:14:54,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-20 10:14:54,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-20 10:14:54,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-20 10:14:54,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-20 10:14:54,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-20 10:14:54,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-20 10:14:54,786 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 10:14:54,788 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 10:15:00,721 INFO L? ?]: Removed 160 outVars from TransFormulas that were not future-live. [2024-11-20 10:15:00,723 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 10:15:00,747 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 10:15:00,748 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-20 10:15:00,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:15:00 BoogieIcfgContainer [2024-11-20 10:15:00,749 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 10:15:00,751 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 10:15:00,751 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 10:15:00,755 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 10:15:00,755 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:14:51" (1/3) ... [2024-11-20 10:15:00,756 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36c921c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:15:00, skipping insertion in model container [2024-11-20 10:15:00,756 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:14:53" (2/3) ... [2024-11-20 10:15:00,757 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36c921c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:15:00, skipping insertion in model container [2024-11-20 10:15:00,758 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:15:00" (3/3) ... [2024-11-20 10:15:00,759 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_top_harness.i [2024-11-20 10:15:00,777 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 10:15:00,777 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-20 10:15:00,858 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 10:15:00,865 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;@47aa5b1e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 10:15:00,865 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-20 10:15:00,869 INFO L276 IsEmpty]: Start isEmpty. Operand has 208 states, 132 states have (on average 1.2196969696969697) internal successors, (161), 132 states have internal predecessors, (161), 57 states have call successors, (57), 18 states have call predecessors, (57), 18 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-20 10:15:00,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-20 10:15:00,884 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 10:15:00,885 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2024-11-20 10:15:00,885 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 10:15:00,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 10:15:00,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1327475127, now seen corresponding path program 1 times [2024-11-20 10:15:00,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 10:15:00,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935395139] [2024-11-20 10:15:00,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:15:00,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 10:15:06,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:07,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:15:07,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:07,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 10:15:07,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:07,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-20 10:15:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:07,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 10:15:07,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:07,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 10:15:07,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:07,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 10:15:07,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:07,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 10:15:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:07,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 10:15:07,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:07,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 10:15:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:07,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 10:15:07,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:07,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:15:07,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:07,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:15:07,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:07,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 10:15:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:07,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:15:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:07,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:15:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:08,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 10:15:08,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:08,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 10:15:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:08,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 10:15:08,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:08,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-20 10:15:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:08,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-20 10:15:08,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:08,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 10:15:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:08,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 10:15:08,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:08,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 10:15:08,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:08,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 10:15:08,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:08,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-20 10:15:08,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:08,540 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-11-20 10:15:08,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 10:15:08,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935395139] [2024-11-20 10:15:08,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935395139] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 10:15:08,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 10:15:08,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-20 10:15:08,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211801891] [2024-11-20 10:15:08,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 10:15:08,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-20 10:15:08,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 10:15:08,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-20 10:15:08,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-20 10:15:08,582 INFO L87 Difference]: Start difference. First operand has 208 states, 132 states have (on average 1.2196969696969697) internal successors, (161), 132 states have internal predecessors, (161), 57 states have call successors, (57), 18 states have call predecessors, (57), 18 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (25), 6 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-20 10:15:12,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 10:15:17,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 10:15:21,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 10:15:31,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 10:15:31,972 INFO L93 Difference]: Finished difference Result 425 states and 610 transitions. [2024-11-20 10:15:31,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-20 10:15:31,976 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (25), 6 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 148 [2024-11-20 10:15:31,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 10:15:31,987 INFO L225 Difference]: With dead ends: 425 [2024-11-20 10:15:31,987 INFO L226 Difference]: Without dead ends: 235 [2024-11-20 10:15:31,991 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-20 10:15:31,997 INFO L432 NwaCegarLoop]: 99 mSDtfsCounter, 333 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 530 mSolverCounterSat, 241 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 343 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 530 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.3s IncrementalHoareTripleChecker+Time [2024-11-20 10:15:31,997 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [343 Valid, 217 Invalid, 774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 530 Invalid, 3 Unknown, 0 Unchecked, 21.3s Time] [2024-11-20 10:15:32,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2024-11-20 10:15:32,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 203. [2024-11-20 10:15:32,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 127 states have (on average 1.1968503937007875) internal successors, (152), 128 states have internal predecessors, (152), 57 states have call successors, (57), 18 states have call predecessors, (57), 18 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-20 10:15:32,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 265 transitions. [2024-11-20 10:15:32,065 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 265 transitions. Word has length 148 [2024-11-20 10:15:32,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 10:15:32,066 INFO L471 AbstractCegarLoop]: Abstraction has 203 states and 265 transitions. [2024-11-20 10:15:32,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (25), 6 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-20 10:15:32,066 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 265 transitions. [2024-11-20 10:15:32,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-20 10:15:32,070 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 10:15:32,070 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2024-11-20 10:15:32,071 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 10:15:32,071 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 10:15:32,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 10:15:32,072 INFO L85 PathProgramCache]: Analyzing trace with hash -446309067, now seen corresponding path program 1 times [2024-11-20 10:15:32,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 10:15:32,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254568050] [2024-11-20 10:15:32,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:15:32,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 10:15:36,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:37,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:15:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:37,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 10:15:37,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:37,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-20 10:15:37,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:37,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 10:15:37,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:37,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 10:15:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:37,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 10:15:37,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:37,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 10:15:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:37,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 10:15:37,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:37,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 10:15:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:38,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 10:15:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:38,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:15:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:38,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:15:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:38,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 10:15:38,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:38,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:15:38,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:38,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:15:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:38,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 10:15:38,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:39,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 10:15:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:39,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 10:15:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:39,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-20 10:15:39,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:39,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-20 10:15:39,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:39,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 10:15:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:39,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 10:15:39,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:39,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 10:15:39,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:39,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 10:15:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:39,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-20 10:15:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:39,758 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-11-20 10:15:39,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 10:15:39,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254568050] [2024-11-20 10:15:39,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254568050] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 10:15:39,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 10:15:39,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-20 10:15:39,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825612145] [2024-11-20 10:15:39,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 10:15:39,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-20 10:15:39,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 10:15:39,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-20 10:15:39,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-20 10:15:39,762 INFO L87 Difference]: Start difference. First operand 203 states and 265 transitions. Second operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (25), 6 states have call predecessors, (25), 2 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-20 10:15:43,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 10:15:48,229 WARN L539 Checker$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 10:15:52,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.46s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 10:16:12,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 10:16:12,690 INFO L93 Difference]: Finished difference Result 389 states and 521 transitions. [2024-11-20 10:16:12,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-20 10:16:12,691 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (25), 6 states have call predecessors, (25), 2 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 148 [2024-11-20 10:16:12,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 10:16:12,695 INFO L225 Difference]: With dead ends: 389 [2024-11-20 10:16:12,695 INFO L226 Difference]: Without dead ends: 235 [2024-11-20 10:16:12,697 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2024-11-20 10:16:12,698 INFO L432 NwaCegarLoop]: 84 mSDtfsCounter, 378 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 1054 mSolverCounterSat, 247 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 414 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 1304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 1054 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.1s IncrementalHoareTripleChecker+Time [2024-11-20 10:16:12,699 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [414 Valid, 275 Invalid, 1304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 1054 Invalid, 3 Unknown, 0 Unchecked, 29.1s Time] [2024-11-20 10:16:12,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2024-11-20 10:16:12,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 203. [2024-11-20 10:16:12,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 127 states have (on average 1.188976377952756) internal successors, (151), 128 states have internal predecessors, (151), 57 states have call successors, (57), 18 states have call predecessors, (57), 18 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-20 10:16:12,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 264 transitions. [2024-11-20 10:16:12,736 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 264 transitions. Word has length 148 [2024-11-20 10:16:12,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 10:16:12,737 INFO L471 AbstractCegarLoop]: Abstraction has 203 states and 264 transitions. [2024-11-20 10:16:12,737 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (25), 6 states have call predecessors, (25), 2 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-20 10:16:12,737 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 264 transitions. [2024-11-20 10:16:12,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-20 10:16:12,742 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 10:16:12,743 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 3, 3, 3, 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] [2024-11-20 10:16:12,743 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-20 10:16:12,743 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 10:16:12,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 10:16:12,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1083989423, now seen corresponding path program 1 times [2024-11-20 10:16:12,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 10:16:12,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029378834] [2024-11-20 10:16:12,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:16:12,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 10:16:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:17,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:16:17,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:17,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 10:16:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:17,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-20 10:16:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:17,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 10:16:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:17,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 10:16:17,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:17,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 10:16:17,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:17,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 10:16:17,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:17,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 10:16:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:17,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 10:16:17,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:18,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 10:16:18,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:18,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:16:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:18,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:16:18,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:18,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 10:16:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:18,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:16:18,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:18,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:16:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:18,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 10:16:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:19,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:16:19,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:19,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-20 10:16:19,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:20,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-20 10:16:20,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:16:20,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-20 10:16:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat