./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_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_init_dynamic_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 02a1ef197fe295e0adddb84ae3aa2db56396688008aeca91e1ab4b161b42690c --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 08:55:36,167 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 08:55:36,246 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-12 08:55:36,252 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 08:55:36,253 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 08:55:36,281 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 08:55:36,281 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 08:55:36,282 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 08:55:36,283 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 08:55:36,286 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 08:55:36,286 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 08:55:36,287 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 08:55:36,287 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 08:55:36,288 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 08:55:36,288 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 08:55:36,288 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 08:55:36,288 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 08:55:36,289 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 08:55:36,289 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 08:55:36,289 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 08:55:36,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 08:55:36,292 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 08:55:36,292 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 08:55:36,293 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 08:55:36,293 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 08:55:36,293 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 08:55:36,294 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 08:55:36,294 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 08:55:36,294 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 08:55:36,294 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 08:55:36,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 08:55:36,295 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 08:55:36,295 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 08:55:36,296 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 08:55:36,296 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 08:55:36,297 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 08:55:36,297 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 08:55:36,297 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 08:55:36,298 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 08:55:36,298 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02a1ef197fe295e0adddb84ae3aa2db56396688008aeca91e1ab4b161b42690c [2024-11-12 08:55:36,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 08:55:36,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 08:55:36,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 08:55:36,584 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 08:55:36,584 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 08:55:36,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i [2024-11-12 08:55:38,036 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 08:55:38,588 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 08:55:38,589 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i [2024-11-12 08:55:38,629 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b838a804e/24729b08a9544f1eb6651025e2dcde65/FLAG1a8ef8c30 [2024-11-12 08:55:39,131 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b838a804e/24729b08a9544f1eb6651025e2dcde65 [2024-11-12 08:55:39,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 08:55:39,135 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 08:55:39,138 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 08:55:39,139 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 08:55:39,144 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 08:55:39,145 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:55:39" (1/1) ... [2024-11-12 08:55:39,148 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ba13497 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:39, skipping insertion in model container [2024-11-12 08:55:39,148 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:55:39" (1/1) ... [2024-11-12 08:55:39,246 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 08:55:39,581 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_init_dynamic_harness.i[4505,4518] [2024-11-12 08:55:39,591 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_init_dynamic_harness.i[4565,4578] [2024-11-12 08:55:40,398 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:40,399 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:40,399 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:40,400 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:40,401 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:40,415 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:40,416 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:40,417 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:40,418 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:40,782 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:40,783 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:40,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 08:55:40,891 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 08:55:40,910 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_init_dynamic_harness.i[4505,4518] [2024-11-12 08:55:40,910 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_init_dynamic_harness.i[4565,4578] [2024-11-12 08:55:40,983 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:40,985 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:40,985 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:40,986 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:40,986 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:40,996 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:40,998 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:41,000 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:41,000 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:41,079 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:41,083 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:41,094 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7703-7714] [2024-11-12 08:55:41,123 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 08:55:41,318 INFO L204 MainTranslator]: Completed translation [2024-11-12 08:55:41,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:41 WrapperNode [2024-11-12 08:55:41,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 08:55:41,319 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 08:55:41,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 08:55:41,320 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 08:55:41,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:41" (1/1) ... [2024-11-12 08:55:41,403 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:41" (1/1) ... [2024-11-12 08:55:41,492 INFO L138 Inliner]: procedures = 678, calls = 1530, calls flagged for inlining = 52, calls inlined = 9, statements flattened = 765 [2024-11-12 08:55:41,493 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 08:55:41,494 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 08:55:41,494 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 08:55:41,495 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 08:55:41,505 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:41" (1/1) ... [2024-11-12 08:55:41,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:41" (1/1) ... [2024-11-12 08:55:41,521 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:41" (1/1) ... [2024-11-12 08:55:41,603 INFO L175 MemorySlicer]: Split 301 memory accesses to 5 slices as follows [2, 238, 48, 8, 5]. 79 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 6, 0, 2, 5]. The 252 writes are split as follows [0, 232, 19, 1, 0]. [2024-11-12 08:55:41,606 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:41" (1/1) ... [2024-11-12 08:55:41,607 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:41" (1/1) ... [2024-11-12 08:55:41,649 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:41" (1/1) ... [2024-11-12 08:55:41,657 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:41" (1/1) ... [2024-11-12 08:55:41,673 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:41" (1/1) ... [2024-11-12 08:55:41,685 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:41" (1/1) ... [2024-11-12 08:55:41,706 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 08:55:41,707 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 08:55:41,707 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 08:55:41,707 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 08:55:41,708 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:41" (1/1) ... [2024-11-12 08:55:41,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 08:55:41,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 08:55:41,749 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 08:55:41,755 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 08:55:41,798 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-12 08:55:41,799 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-12 08:55:41,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-12 08:55:41,799 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-12 08:55:41,800 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-12 08:55:41,800 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-12 08:55:41,800 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-12 08:55:41,800 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-12 08:55:41,800 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-12 08:55:41,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-12 08:55:41,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-12 08:55:41,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-12 08:55:41,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-12 08:55:41,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-12 08:55:41,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-12 08:55:41,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-12 08:55:41,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-12 08:55:41,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-12 08:55:41,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-12 08:55:41,801 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-12 08:55:41,801 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-12 08:55:41,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-12 08:55:41,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-12 08:55:41,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-12 08:55:41,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 08:55:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-12 08:55:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-12 08:55:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-12 08:55:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-12 08:55:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-12 08:55:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 08:55:41,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 08:55:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-12 08:55:41,802 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-12 08:55:41,803 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-12 08:55:41,803 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-12 08:55:41,803 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-12 08:55:41,803 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-12 08:55:41,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-12 08:55:41,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-12 08:55:41,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-12 08:55:41,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-12 08:55:41,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-12 08:55:41,807 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-12 08:55:41,807 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-12 08:55:41,808 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-12 08:55:41,808 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-12 08:55:41,808 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 08:55:41,809 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 08:55:41,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-12 08:55:41,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-12 08:55:41,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-12 08:55:41,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-12 08:55:41,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-12 08:55:41,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-12 08:55:41,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-12 08:55:41,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-12 08:55:41,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-12 08:55:41,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-12 08:55:41,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-12 08:55:41,811 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-12 08:55:41,811 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-12 08:55:41,811 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-12 08:55:41,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-12 08:55:41,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-12 08:55:41,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-12 08:55:41,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-12 08:55:41,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-12 08:55:41,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-12 08:55:41,813 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-11-12 08:55:41,813 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-11-12 08:55:41,813 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-12 08:55:41,814 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-12 08:55:41,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 08:55:41,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-12 08:55:41,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-12 08:55:41,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-12 08:55:41,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-12 08:55:42,158 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 08:55:42,163 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 08:55:48,657 INFO L? ?]: Removed 151 outVars from TransFormulas that were not future-live. [2024-11-12 08:55:48,657 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 08:55:48,680 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 08:55:48,680 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-12 08:55:48,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:55:48 BoogieIcfgContainer [2024-11-12 08:55:48,681 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 08:55:48,683 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 08:55:48,683 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 08:55:48,687 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 08:55:48,688 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 08:55:39" (1/3) ... [2024-11-12 08:55:48,688 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5df6b2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:55:48, skipping insertion in model container [2024-11-12 08:55:48,689 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:41" (2/3) ... [2024-11-12 08:55:48,689 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5df6b2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:55:48, skipping insertion in model container [2024-11-12 08:55:48,690 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:55:48" (3/3) ... [2024-11-12 08:55:48,691 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_init_dynamic_harness.i [2024-11-12 08:55:48,707 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 08:55:48,708 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 08:55:48,798 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 08:55:48,807 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;@49cccb9e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 08:55:48,808 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 08:55:48,813 INFO L276 IsEmpty]: Start isEmpty. Operand has 219 states, 141 states have (on average 1.2411347517730495) internal successors, (175), 141 states have internal predecessors, (175), 62 states have call successors, (62), 16 states have call predecessors, (62), 16 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-12 08:55:48,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-12 08:55:48,829 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:55:48,830 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 9, 9, 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] [2024-11-12 08:55:48,832 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 08:55:48,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:55:48,838 INFO L85 PathProgramCache]: Analyzing trace with hash -1438933569, now seen corresponding path program 1 times [2024-11-12 08:55:48,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:55:48,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178584769] [2024-11-12 08:55:48,848 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:55:48,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 08:55:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:54,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:55:54,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:54,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-12 08:55:54,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:54,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-12 08:55:54,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:54,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-12 08:55:54,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:54,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 08:55:54,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 08:55:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 08:55:55,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-12 08:55:55,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-12 08:55:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-12 08:55:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-12 08:55:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 08:55:55,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 08:55:55,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:55:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 08:55:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 08:55:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:55:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 08:55:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 08:55:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 08:55:55,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-12 08:55:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 08:55:55,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-12 08:55:55,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 08:55:55,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:55:55,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:55,527 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-12 08:55:55,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 08:55:55,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178584769] [2024-11-12 08:55:55,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178584769] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 08:55:55,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 08:55:55,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 08:55:55,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13347661] [2024-11-12 08:55:55,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 08:55:55,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 08:55:55,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 08:55:55,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 08:55:55,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 08:55:55,568 INFO L87 Difference]: Start difference. First operand has 219 states, 141 states have (on average 1.2411347517730495) internal successors, (175), 141 states have internal predecessors, (175), 62 states have call successors, (62), 16 states have call predecessors, (62), 16 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 4 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-12 08:55:59,667 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 08:56:04,061 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 [] [2024-11-12 08:56:08,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 08:56:08,353 INFO L93 Difference]: Finished difference Result 436 states and 639 transitions. [2024-11-12 08:56:08,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 08:56:08,355 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 4 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 144 [2024-11-12 08:56:08,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 08:56:08,369 INFO L225 Difference]: With dead ends: 436 [2024-11-12 08:56:08,371 INFO L226 Difference]: Without dead ends: 236 [2024-11-12 08:56:08,379 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 08:56:08,385 INFO L435 NwaCegarLoop]: 240 mSDtfsCounter, 163 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 144 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2024-11-12 08:56:08,386 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 433 Invalid, 361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 215 Invalid, 2 Unknown, 0 Unchecked, 12.4s Time] [2024-11-12 08:56:08,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2024-11-12 08:56:08,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 212. [2024-11-12 08:56:08,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 133 states have (on average 1.2105263157894737) internal successors, (161), 135 states have internal predecessors, (161), 62 states have call successors, (62), 16 states have call predecessors, (62), 16 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-12 08:56:08,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 283 transitions. [2024-11-12 08:56:08,456 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 283 transitions. Word has length 144 [2024-11-12 08:56:08,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 08:56:08,458 INFO L471 AbstractCegarLoop]: Abstraction has 212 states and 283 transitions. [2024-11-12 08:56:08,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 4 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-12 08:56:08,459 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 283 transitions. [2024-11-12 08:56:08,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-12 08:56:08,466 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:56:08,466 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 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] [2024-11-12 08:56:08,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 08:56:08,467 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 08:56:08,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:56:08,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1947585720, now seen corresponding path program 1 times [2024-11-12 08:56:08,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:56:08,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864826249] [2024-11-12 08:56:08,468 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:56:08,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 08:56:13,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:56:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-12 08:56:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-12 08:56:15,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-12 08:56:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 08:56:15,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 08:56:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 08:56:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-12 08:56:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-12 08:56:15,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-12 08:56:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-12 08:56:15,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 08:56:15,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 08:56:15,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 08:56:15,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 08:56:15,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:15,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 08:56:15,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 08:56:15,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 08:56:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:15,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-12 08:56:15,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:16,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:16,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:17,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:17,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 08:56:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:17,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 08:56:17,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:17,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-12 08:56:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:17,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-12 08:56:17,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:17,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:17,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:17,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 08:56:17,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:17,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:17,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:17,494 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2024-11-12 08:56:17,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 08:56:17,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864826249] [2024-11-12 08:56:17,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864826249] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 08:56:17,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1703327091] [2024-11-12 08:56:17,498 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:56:17,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 08:56:17,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 08:56:17,501 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 08:56:17,504 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 08:56:23,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:23,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 4561 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-12 08:56:23,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 08:56:27,122 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 359 trivial. 0 not checked. [2024-11-12 08:56:27,123 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 08:56:31,074 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-11-12 08:56:31,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1703327091] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-12 08:56:31,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-12 08:56:31,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 10] total 19 [2024-11-12 08:56:31,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205254597] [2024-11-12 08:56:31,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 08:56:31,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 08:56:31,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 08:56:31,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 08:56:31,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=305, Unknown=0, NotChecked=0, Total=342 [2024-11-12 08:56:31,079 INFO L87 Difference]: Start difference. First operand 212 states and 283 transitions. Second operand has 5 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-12 08:56:31,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 08:56:31,937 INFO L93 Difference]: Finished difference Result 220 states and 291 transitions. [2024-11-12 08:56:31,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 08:56:31,938 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 178 [2024-11-12 08:56:31,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 08:56:31,942 INFO L225 Difference]: With dead ends: 220 [2024-11-12 08:56:31,942 INFO L226 Difference]: Without dead ends: 218 [2024-11-12 08:56:31,943 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 422 GetRequests, 404 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=41, Invalid=339, Unknown=0, NotChecked=0, Total=380 [2024-11-12 08:56:31,944 INFO L435 NwaCegarLoop]: 280 mSDtfsCounter, 3 mSDsluCounter, 822 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1102 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-12 08:56:31,945 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 1102 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-12 08:56:31,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2024-11-12 08:56:31,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 217. [2024-11-12 08:56:31,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 136 states have (on average 1.2058823529411764) internal successors, (164), 139 states have internal predecessors, (164), 63 states have call successors, (63), 17 states have call predecessors, (63), 17 states have return successors, (61), 60 states have call predecessors, (61), 61 states have call successors, (61) [2024-11-12 08:56:31,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 288 transitions. [2024-11-12 08:56:31,975 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 288 transitions. Word has length 178 [2024-11-12 08:56:31,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 08:56:31,976 INFO L471 AbstractCegarLoop]: Abstraction has 217 states and 288 transitions. [2024-11-12 08:56:31,976 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-12 08:56:31,976 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 288 transitions. [2024-11-12 08:56:31,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-12 08:56:31,981 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:56:31,982 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 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] [2024-11-12 08:56:32,009 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-12 08:56:32,183 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 08:56:32,184 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 08:56:32,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:56:32,184 INFO L85 PathProgramCache]: Analyzing trace with hash -1945738678, now seen corresponding path program 1 times [2024-11-12 08:56:32,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:56:32,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575387181] [2024-11-12 08:56:32,185 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:56:32,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 08:56:37,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:38,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:56:38,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:38,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-12 08:56:38,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:38,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-12 08:56:38,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:38,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-12 08:56:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:38,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 08:56:38,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:38,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 08:56:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:38,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 08:56:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:38,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-12 08:56:38,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:38,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-12 08:56:38,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:38,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-12 08:56:38,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:38,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-12 08:56:38,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:38,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 08:56:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:38,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 08:56:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:38,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:38,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:38,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 08:56:38,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:39,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 08:56:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:39,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:39,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 08:56:39,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:39,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 08:56:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:39,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 08:56:39,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:39,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-12 08:56:39,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:40,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:40,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:40,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 08:56:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:40,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 08:56:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:40,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-12 08:56:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:40,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-12 08:56:40,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:40,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:40,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:40,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 08:56:40,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:40,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:40,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:40,876 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2024-11-12 08:56:40,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 08:56:40,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575387181] [2024-11-12 08:56:40,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575387181] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 08:56:40,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [800912517] [2024-11-12 08:56:40,878 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:56:40,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 08:56:40,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 08:56:40,883 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 08:56:40,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-12 08:56:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:46,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 4566 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-12 08:56:46,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 08:56:47,685 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2024-11-12 08:56:47,685 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 08:56:47,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [800912517] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 08:56:47,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 08:56:47,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 11 [2024-11-12 08:56:47,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552034113] [2024-11-12 08:56:47,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 08:56:47,687 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 08:56:47,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 08:56:47,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 08:56:47,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-12 08:56:47,689 INFO L87 Difference]: Start difference. First operand 217 states and 288 transitions. Second operand has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 4 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31) [2024-11-12 08:56:48,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 08:56:48,522 INFO L93 Difference]: Finished difference Result 402 states and 527 transitions. [2024-11-12 08:56:48,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 08:56:48,523 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 4 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31) Word has length 178 [2024-11-12 08:56:48,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 08:56:48,527 INFO L225 Difference]: With dead ends: 402 [2024-11-12 08:56:48,527 INFO L226 Difference]: Without dead ends: 217 [2024-11-12 08:56:48,530 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-11-12 08:56:48,531 INFO L435 NwaCegarLoop]: 276 mSDtfsCounter, 7 mSDsluCounter, 1089 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 1365 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-12 08:56:48,531 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 1365 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-12 08:56:48,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2024-11-12 08:56:48,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2024-11-12 08:56:48,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 136 states have (on average 1.1985294117647058) internal successors, (163), 139 states have internal predecessors, (163), 63 states have call successors, (63), 17 states have call predecessors, (63), 17 states have return successors, (61), 60 states have call predecessors, (61), 61 states have call successors, (61) [2024-11-12 08:56:48,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 287 transitions. [2024-11-12 08:56:48,558 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 287 transitions. Word has length 178 [2024-11-12 08:56:48,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 08:56:48,559 INFO L471 AbstractCegarLoop]: Abstraction has 217 states and 287 transitions. [2024-11-12 08:56:48,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 4 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31) [2024-11-12 08:56:48,560 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 287 transitions. [2024-11-12 08:56:48,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-12 08:56:48,562 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:56:48,562 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 9, 9, 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] [2024-11-12 08:56:48,594 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-12 08:56:48,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-11-12 08:56:48,764 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 08:56:48,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:56:48,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1712341190, now seen corresponding path program 1 times [2024-11-12 08:56:48,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:56:48,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700861723] [2024-11-12 08:56:48,765 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:56:48,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 08:56:54,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:55,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:56:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:55,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-12 08:56:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:55,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-12 08:56:55,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:55,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-12 08:56:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:55,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 08:56:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:55,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 08:56:55,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:55,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 08:56:55,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:55,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-12 08:56:55,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:55,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-12 08:56:55,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:55,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-12 08:56:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:55,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-12 08:56:55,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:55,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 08:56:55,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:56,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 08:56:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:56,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:56,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 08:56:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:56,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 08:56:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:56,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:56,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 08:56:56,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:56,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 08:56:56,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:56,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 08:56:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:56,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-12 08:56:56,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:57,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:57,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:58,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:58,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:58,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 08:56:58,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:58,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-12 08:56:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:58,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 08:56:58,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:58,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 08:56:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:58,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:58,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:58,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:58,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 08:56:58,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:58,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:58,619 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2024-11-12 08:56:58,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 08:56:58,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700861723] [2024-11-12 08:56:58,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700861723] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 08:56:58,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1755392086] [2024-11-12 08:56:58,620 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:56:58,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 08:56:58,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 08:56:58,623 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 08:56:58,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process