./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_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_static_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 d7eaf0344f6f57c66c46804220c62b0485b08b4ef0e684c487eaec2203e797bb --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 08:55:40,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 08:55:40,533 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-12 08:55:40,540 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 08:55:40,541 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 08:55:40,563 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 08:55:40,564 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 08:55:40,564 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 08:55:40,565 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 08:55:40,565 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 08:55:40,566 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 08:55:40,566 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 08:55:40,567 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 08:55:40,568 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 08:55:40,570 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 08:55:40,570 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 08:55:40,571 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 08:55:40,571 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 08:55:40,571 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 08:55:40,571 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 08:55:40,572 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 08:55:40,576 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 08:55:40,576 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 08:55:40,576 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 08:55:40,577 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 08:55:40,577 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 08:55:40,577 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 08:55:40,577 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 08:55:40,578 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 08:55:40,578 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 08:55:40,578 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 08:55:40,578 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 08:55:40,578 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 08:55:40,579 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 08:55:40,579 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 08:55:40,579 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 08:55:40,581 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 08:55:40,581 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 08:55:40,581 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 08:55:40,581 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7eaf0344f6f57c66c46804220c62b0485b08b4ef0e684c487eaec2203e797bb [2024-11-12 08:55:40,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 08:55:40,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 08:55:40,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 08:55:40,859 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 08:55:40,859 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 08:55:40,860 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i [2024-11-12 08:55:42,357 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 08:55:42,787 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 08:55:42,787 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i [2024-11-12 08:55:42,831 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb804bd93/bc2960a7274849e4b6a05e24d2a80ba2/FLAG8bc7e21e7 [2024-11-12 08:55:42,847 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb804bd93/bc2960a7274849e4b6a05e24d2a80ba2 [2024-11-12 08:55:42,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 08:55:42,852 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 08:55:42,855 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 08:55:42,856 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 08:55:42,861 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 08:55:42,862 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:55:42" (1/1) ... [2024-11-12 08:55:42,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa3e496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:42, skipping insertion in model container [2024-11-12 08:55:42,865 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:55:42" (1/1) ... [2024-11-12 08:55:42,987 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 08:55:43,285 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_static_harness.i[4504,4517] [2024-11-12 08:55:43,293 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_static_harness.i[4564,4577] [2024-11-12 08:55:44,131 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,132 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,133 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,135 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,136 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,147 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,151 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,154 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,154 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,583 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,585 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,641 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 08:55:44,685 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 08:55:44,702 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_static_harness.i[4504,4517] [2024-11-12 08:55:44,707 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_static_harness.i[4564,4577] [2024-11-12 08:55:44,763 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,764 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,764 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,764 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,774 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,774 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,775 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,775 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,871 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,871 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:55:44,875 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7703-7714] [2024-11-12 08:55:44,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 08:55:45,174 INFO L204 MainTranslator]: Completed translation [2024-11-12 08:55:45,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:45 WrapperNode [2024-11-12 08:55:45,175 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 08:55:45,176 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 08:55:45,176 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 08:55:45,176 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 08:55:45,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:45" (1/1) ... [2024-11-12 08:55:45,275 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:45" (1/1) ... [2024-11-12 08:55:45,375 INFO L138 Inliner]: procedures = 678, calls = 1525, calls flagged for inlining = 53, calls inlined = 9, statements flattened = 684 [2024-11-12 08:55:45,382 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 08:55:45,383 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 08:55:45,383 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 08:55:45,383 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 08:55:45,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:45" (1/1) ... [2024-11-12 08:55:45,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:45" (1/1) ... [2024-11-12 08:55:45,412 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:45" (1/1) ... [2024-11-12 08:55:45,504 INFO L175 MemorySlicer]: Split 296 memory accesses to 5 slices as follows [2, 238, 49, 2, 5]. 80 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 6, 2, 0, 5]. The 252 writes are split as follows [0, 232, 20, 0, 0]. [2024-11-12 08:55:45,504 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:45" (1/1) ... [2024-11-12 08:55:45,505 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:45" (1/1) ... [2024-11-12 08:55:45,544 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:45" (1/1) ... [2024-11-12 08:55:45,549 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:45" (1/1) ... [2024-11-12 08:55:45,559 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:45" (1/1) ... [2024-11-12 08:55:45,571 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:45" (1/1) ... [2024-11-12 08:55:45,591 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 08:55:45,596 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 08:55:45,596 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 08:55:45,596 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 08:55:45,597 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:45" (1/1) ... [2024-11-12 08:55:45,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 08:55:45,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 08:55:45,636 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 08:55:45,641 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 08:55:45,688 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-12 08:55:45,688 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-12 08:55:45,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-12 08:55:45,691 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-12 08:55:45,691 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-12 08:55:45,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-12 08:55:45,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-12 08:55:45,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-12 08:55:45,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-12 08:55:45,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-12 08:55:45,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-12 08:55:45,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-12 08:55:45,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-12 08:55:45,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-12 08:55:45,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-12 08:55:45,692 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-12 08:55:45,693 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-12 08:55:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-12 08:55:45,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-12 08:55:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-12 08:55:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 08:55:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-12 08:55:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-12 08:55:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-12 08:55:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-12 08:55:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-12 08:55:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 08:55:45,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 08:55:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-12 08:55:45,695 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-12 08:55:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-12 08:55:45,695 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-12 08:55:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-12 08:55:45,695 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-12 08:55:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-12 08:55:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-12 08:55:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-12 08:55:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-12 08:55:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-12 08:55:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-12 08:55:45,696 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-12 08:55:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 08:55:45,696 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 08:55:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-12 08:55:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-12 08:55:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-12 08:55:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-12 08:55:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-12 08:55:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-12 08:55:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-12 08:55:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-12 08:55:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-12 08:55:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-12 08:55:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-12 08:55:45,698 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-12 08:55:45,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-12 08:55:45,698 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-12 08:55:45,698 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-12 08:55:45,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-12 08:55:45,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-12 08:55:45,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-12 08:55:45,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-12 08:55:45,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-12 08:55:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-11-12 08:55:45,700 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-11-12 08:55:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-12 08:55:45,700 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-12 08:55:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 08:55:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-12 08:55:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-12 08:55:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-12 08:55:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-12 08:55:46,001 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 08:55:46,003 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 08:55:52,682 INFO L? ?]: Removed 135 outVars from TransFormulas that were not future-live. [2024-11-12 08:55:52,683 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 08:55:52,697 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 08:55:52,697 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-12 08:55:52,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:55:52 BoogieIcfgContainer [2024-11-12 08:55:52,698 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 08:55:52,700 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 08:55:52,700 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 08:55:52,703 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 08:55:52,703 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 08:55:42" (1/3) ... [2024-11-12 08:55:52,704 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67c82949 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:55:52, skipping insertion in model container [2024-11-12 08:55:52,704 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:55:45" (2/3) ... [2024-11-12 08:55:52,704 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67c82949 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:55:52, skipping insertion in model container [2024-11-12 08:55:52,705 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:55:52" (3/3) ... [2024-11-12 08:55:52,706 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_init_static_harness.i [2024-11-12 08:55:52,722 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 08:55:52,722 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 08:55:52,800 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 08:55:52,807 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;@239f5854, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 08:55:52,808 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 08:55:52,812 INFO L276 IsEmpty]: Start isEmpty. Operand has 169 states, 107 states have (on average 1.2149532710280373) internal successors, (130), 107 states have internal predecessors, (130), 48 states have call successors, (48), 13 states have call predecessors, (48), 13 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-12 08:55:52,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-12 08:55:52,828 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:55:52,829 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 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, 1, 1] [2024-11-12 08:55:52,830 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 08:55:52,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:55:52,837 INFO L85 PathProgramCache]: Analyzing trace with hash 401780967, now seen corresponding path program 1 times [2024-11-12 08:55:52,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:55:52,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420082371] [2024-11-12 08:55:52,846 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:55:52,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 08:55:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:58,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:55:58,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:58,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-12 08:55:58,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:58,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-12 08:55:58,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:58,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-12 08:55:58,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:58,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 08:55:58,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:58,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 08:55:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:58,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 08:55:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:58,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-12 08:55:58,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:58,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-12 08:55:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:58,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-12 08:55:58,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:58,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-12 08:55:58,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 08:55:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:55:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 08:55:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-12 08:55:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:55:59,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-12 08:55:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 08:55:59,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 08:55:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 08:55:59,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-12 08:55:59,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 08:55:59,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-12 08:55:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-12 08:55:59,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-12 08:55:59,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:55:59,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-12 08:55:59,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-12 08:55:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:55:59,619 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2024-11-12 08:55:59,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 08:55:59,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420082371] [2024-11-12 08:55:59,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420082371] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 08:55:59,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 08:55:59,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 08:55:59,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480045648] [2024-11-12 08:55:59,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 08:55:59,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 08:55:59,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 08:55:59,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 08:55:59,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 08:55:59,664 INFO L87 Difference]: Start difference. First operand has 169 states, 107 states have (on average 1.2149532710280373) internal successors, (130), 107 states have internal predecessors, (130), 48 states have call successors, (48), 13 states have call predecessors, (48), 13 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 5 states have call predecessors, (28), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-12 08:56:03,764 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 08:56:08,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 08:56:12,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 08:56:16,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 08:56:16,748 INFO L93 Difference]: Finished difference Result 343 states and 493 transitions. [2024-11-12 08:56:16,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 08:56:16,751 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 5 states have call predecessors, (28), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 155 [2024-11-12 08:56:16,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 08:56:16,761 INFO L225 Difference]: With dead ends: 343 [2024-11-12 08:56:16,761 INFO L226 Difference]: Without dead ends: 192 [2024-11-12 08:56:16,767 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 69 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 08:56:16,771 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 145 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 112 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 323 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.9s IncrementalHoareTripleChecker+Time [2024-11-12 08:56:16,773 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 265 Invalid, 323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 208 Invalid, 3 Unknown, 0 Unchecked, 16.9s Time] [2024-11-12 08:56:16,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2024-11-12 08:56:16,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 163. [2024-11-12 08:56:16,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 101 states have (on average 1.1683168316831682) internal successors, (118), 102 states have internal predecessors, (118), 48 states have call successors, (48), 13 states have call predecessors, (48), 13 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2024-11-12 08:56:16,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 213 transitions. [2024-11-12 08:56:16,837 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 213 transitions. Word has length 155 [2024-11-12 08:56:16,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 08:56:16,838 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 213 transitions. [2024-11-12 08:56:16,838 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 5 states have call predecessors, (28), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-12 08:56:16,839 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 213 transitions. [2024-11-12 08:56:16,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-12 08:56:16,844 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:56:16,845 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 08:56:16,845 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 08:56:16,846 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 08:56:16,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:56:16,846 INFO L85 PathProgramCache]: Analyzing trace with hash 782876487, now seen corresponding path program 1 times [2024-11-12 08:56:16,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:56:16,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022697823] [2024-11-12 08:56:16,847 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:56:16,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 08:56:21,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:23,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:56:23,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:23,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-12 08:56:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:23,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-12 08:56:23,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:23,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-12 08:56:23,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:23,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 08:56:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:23,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 08:56:23,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:23,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 08:56:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:23,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-12 08:56:23,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:23,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-12 08:56:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:23,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-12 08:56:23,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:23,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-12 08:56:23,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:24,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 08:56:24,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:24,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:24,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:24,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 08:56:24,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:24,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-12 08:56:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:24,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:24,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:24,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-12 08:56:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:24,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 08:56:24,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:24,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 08:56:24,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:24,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 08:56:24,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:25,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-12 08:56:25,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:25,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:25,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:25,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:25,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:25,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 08:56:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:25,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 08:56:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:25,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-12 08:56:25,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:25,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-12 08:56:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:25,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-12 08:56:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:25,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:56:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:25,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 08:56:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:25,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 08:56:25,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:26,331 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2024-11-12 08:56:26,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 08:56:26,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022697823] [2024-11-12 08:56:26,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022697823] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 08:56:26,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 08:56:26,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-12 08:56:26,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216089261] [2024-11-12 08:56:26,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 08:56:26,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-12 08:56:26,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 08:56:26,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-12 08:56:26,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-12 08:56:26,335 INFO L87 Difference]: Start difference. First operand 163 states and 213 transitions. Second operand has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 7 states have internal predecessors, (48), 5 states have call successors, (31), 6 states have call predecessors, (31), 2 states have return successors, (30), 5 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-12 08:56:30,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 08:56:34,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 08:56:53,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 08:56:53,773 INFO L93 Difference]: Finished difference Result 317 states and 422 transitions. [2024-11-12 08:56:53,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-12 08:56:53,773 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 7 states have internal predecessors, (48), 5 states have call successors, (31), 6 states have call predecessors, (31), 2 states have return successors, (30), 5 states have call predecessors, (30), 4 states have call successors, (30) Word has length 172 [2024-11-12 08:56:53,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 08:56:53,778 INFO L225 Difference]: With dead ends: 317 [2024-11-12 08:56:53,778 INFO L226 Difference]: Without dead ends: 223 [2024-11-12 08:56:53,780 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2024-11-12 08:56:53,781 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 162 mSDsluCounter, 571 mSDsCounter, 0 mSdLazyCounter, 972 mSolverCounterSat, 95 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 704 SdHoareTripleChecker+Invalid, 1069 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 972 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.2s IncrementalHoareTripleChecker+Time [2024-11-12 08:56:53,781 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 704 Invalid, 1069 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 972 Invalid, 2 Unknown, 0 Unchecked, 25.2s Time] [2024-11-12 08:56:53,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2024-11-12 08:56:53,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 165. [2024-11-12 08:56:53,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 102 states have (on average 1.1666666666666667) internal successors, (119), 104 states have internal predecessors, (119), 48 states have call successors, (48), 13 states have call predecessors, (48), 14 states have return successors, (49), 47 states have call predecessors, (49), 47 states have call successors, (49) [2024-11-12 08:56:53,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 216 transitions. [2024-11-12 08:56:53,806 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 216 transitions. Word has length 172 [2024-11-12 08:56:53,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 08:56:53,807 INFO L471 AbstractCegarLoop]: Abstraction has 165 states and 216 transitions. [2024-11-12 08:56:53,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 7 states have internal predecessors, (48), 5 states have call successors, (31), 6 states have call predecessors, (31), 2 states have return successors, (30), 5 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-12 08:56:53,808 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 216 transitions. [2024-11-12 08:56:53,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-12 08:56:53,811 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:56:53,815 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 9, 9, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:56:53,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 08:56:53,815 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 08:56:53,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:56:53,816 INFO L85 PathProgramCache]: Analyzing trace with hash -923114483, now seen corresponding path program 1 times [2024-11-12 08:56:53,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:56:53,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402860298] [2024-11-12 08:56:53,816 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:56:53,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 08:56:58,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:59,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:56:59,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:59,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-12 08:56:59,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:59,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-12 08:56:59,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:59,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-12 08:56:59,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:59,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 08:56:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:59,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 08:56:59,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:59,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 08:56:59,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:59,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-12 08:56:59,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:59,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-12 08:56:59,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:59,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-12 08:56:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:56:59,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-12 08:56:59,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:00,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-12 08:57:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:00,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:57:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:00,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 08:57:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:00,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-12 08:57:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:00,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:57:00,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:00,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-12 08:57:00,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:00,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 08:57:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:00,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 08:57:00,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:00,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 08:57:00,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:00,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-12 08:57:00,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:00,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:57:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:01,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:57:01,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:01,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 08:57:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:01,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 08:57:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:01,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-12 08:57:01,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:01,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-12 08:57:01,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:01,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-12 08:57:01,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:01,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:57:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:01,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 08:57:01,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:02,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 08:57:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:02,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:57:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:02,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:57:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:57:02,365 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2024-11-12 08:57:02,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 08:57:02,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402860298] [2024-11-12 08:57:02,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402860298] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 08:57:02,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 08:57:02,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-12 08:57:02,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514578221] [2024-11-12 08:57:02,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 08:57:02,369 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-12 08:57:02,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 08:57:02,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-12 08:57:02,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-12 08:57:02,373 INFO L87 Difference]: Start difference. First operand 165 states and 216 transitions. Second operand has 10 states, 9 states have (on average 5.888888888888889) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (32), 6 states have call predecessors, (32), 3 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31) [2024-11-12 08:57:06,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers []