./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be32_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d 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_byte_cursor_read_be32_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 065f95e1f01b1c2bb5cc332c26e118823e72d0e75cb3966f20aacf6dc1740b4a --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 03:11:25,217 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 03:11:25,277 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 03:11:25,282 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 03:11:25,285 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 03:11:25,318 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 03:11:25,319 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 03:11:25,319 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 03:11:25,320 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 03:11:25,320 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 03:11:25,322 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 03:11:25,322 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 03:11:25,323 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 03:11:25,324 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 03:11:25,325 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 03:11:25,327 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 03:11:25,327 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 03:11:25,328 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 03:11:25,328 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 03:11:25,332 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 03:11:25,332 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 03:11:25,333 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 03:11:25,333 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 03:11:25,333 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 03:11:25,334 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 03:11:25,334 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 03:11:25,334 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 03:11:25,334 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 03:11:25,334 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 03:11:25,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:11:25,335 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 03:11:25,335 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 03:11:25,335 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 03:11:25,336 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 03:11:25,336 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 03:11:25,336 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 03:11:25,337 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 03:11:25,338 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 03:11:25,339 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 03:11:25,339 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 065f95e1f01b1c2bb5cc332c26e118823e72d0e75cb3966f20aacf6dc1740b4a [2024-11-09 03:11:25,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 03:11:25,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 03:11:25,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 03:11:25,592 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 03:11:25,596 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 03:11:25,597 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be32_harness.i [2024-11-09 03:11:27,090 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 03:11:27,507 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 03:11:27,508 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be32_harness.i [2024-11-09 03:11:27,563 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6e78169b/b6168360511841e099805234ee49057d/FLAG3532a24f8 [2024-11-09 03:11:27,581 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6e78169b/b6168360511841e099805234ee49057d [2024-11-09 03:11:27,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 03:11:27,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 03:11:27,591 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 03:11:27,591 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 03:11:27,597 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 03:11:27,597 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:11:27" (1/1) ... [2024-11-09 03:11:27,598 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23120c99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:27, skipping insertion in model container [2024-11-09 03:11:27,600 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:11:27" (1/1) ... [2024-11-09 03:11:27,799 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 03:11:28,066 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_byte_cursor_read_be32_harness.i[4499,4512] [2024-11-09 03:11:28,074 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_byte_cursor_read_be32_harness.i[4559,4572] [2024-11-09 03:11:28,581 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:28,586 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:28,586 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:28,587 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:28,588 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:28,597 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:28,597 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:28,598 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:28,599 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:29,045 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:29,045 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:29,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:11:29,162 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 03:11:29,179 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_byte_cursor_read_be32_harness.i[4499,4512] [2024-11-09 03:11:29,180 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_byte_cursor_read_be32_harness.i[4559,4572] [2024-11-09 03:11:29,218 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:29,220 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:29,220 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:29,220 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:29,221 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:29,229 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:29,233 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:29,233 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:29,234 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:29,456 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2024-11-09 03:11:29,458 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:29,458 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:29,476 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2024-11-09 03:11:29,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:11:29,752 INFO L204 MainTranslator]: Completed translation [2024-11-09 03:11:29,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:29 WrapperNode [2024-11-09 03:11:29,752 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 03:11:29,753 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 03:11:29,753 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 03:11:29,753 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 03:11:29,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:29" (1/1) ... [2024-11-09 03:11:29,823 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:29" (1/1) ... [2024-11-09 03:11:29,905 INFO L138 Inliner]: procedures = 680, calls = 2639, calls flagged for inlining = 62, calls inlined = 11, statements flattened = 1027 [2024-11-09 03:11:29,906 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 03:11:29,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 03:11:29,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 03:11:29,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 03:11:29,920 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:29" (1/1) ... [2024-11-09 03:11:29,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:29" (1/1) ... [2024-11-09 03:11:29,936 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:29" (1/1) ... [2024-11-09 03:11:29,984 INFO L175 MemorySlicer]: Split 567 memory accesses to 8 slices as follows [257, 2, 248, 37, 6, 8, 5, 4]. 45 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [0, 2, 6, 2, 0, 2, 5, 2]. The 504 writes are split as follows [257, 0, 236, 9, 2, 0, 0, 0]. [2024-11-09 03:11:29,984 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:29" (1/1) ... [2024-11-09 03:11:29,984 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:29" (1/1) ... [2024-11-09 03:11:30,026 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:29" (1/1) ... [2024-11-09 03:11:30,035 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:29" (1/1) ... [2024-11-09 03:11:30,050 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:29" (1/1) ... [2024-11-09 03:11:30,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:29" (1/1) ... [2024-11-09 03:11:30,078 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 03:11:30,080 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 03:11:30,080 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 03:11:30,080 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 03:11:30,081 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:29" (1/1) ... [2024-11-09 03:11:30,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:11:30,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:11:30,112 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) [2024-11-09 03:11:30,116 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 [2024-11-09 03:11:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2024-11-09 03:11:30,155 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2024-11-09 03:11:30,155 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-09 03:11:30,155 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-09 03:11:30,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 03:11:30,155 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-09 03:11:30,156 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-09 03:11:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-09 03:11:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-09 03:11:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-09 03:11:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-09 03:11:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-09 03:11:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-09 03:11:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2024-11-09 03:11:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2024-11-09 03:11:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-09 03:11:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-09 03:11:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-09 03:11:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-09 03:11:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-09 03:11:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-09 03:11:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-09 03:11:30,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-09 03:11:30,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-09 03:11:30,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-09 03:11:30,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-09 03:11:30,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-09 03:11:30,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-09 03:11:30,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-09 03:11:30,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-09 03:11:30,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-09 03:11:30,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 03:11:30,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 03:11:30,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 03:11:30,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-09 03:11:30,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-09 03:11:30,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-09 03:11:30,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-09 03:11:30,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-09 03:11:30,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-09 03:11:30,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-09 03:11:30,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-09 03:11:30,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-09 03:11:30,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-09 03:11:30,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-09 03:11:30,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-09 03:11:30,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-09 03:11:30,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-09 03:11:30,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-09 03:11:30,161 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-09 03:11:30,161 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-09 03:11:30,161 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-09 03:11:30,161 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-09 03:11:30,161 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-09 03:11:30,161 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-09 03:11:30,161 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 03:11:30,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 03:11:30,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 03:11:30,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 03:11:30,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 03:11:30,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 03:11:30,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 03:11:30,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-09 03:11:30,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-09 03:11:30,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-09 03:11:30,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-09 03:11:30,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-09 03:11:30,164 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh32 [2024-11-09 03:11:30,164 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh32 [2024-11-09 03:11:30,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 03:11:30,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 03:11:30,164 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-09 03:11:30,165 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-09 03:11:30,165 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-09 03:11:30,165 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-09 03:11:30,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-09 03:11:30,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-09 03:11:30,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-09 03:11:30,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-09 03:11:30,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-09 03:11:30,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-09 03:11:30,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-09 03:11:30,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-09 03:11:30,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-09 03:11:30,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-09 03:11:30,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-09 03:11:30,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-09 03:11:30,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-09 03:11:30,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-09 03:11:30,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-09 03:11:30,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-09 03:11:30,167 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-09 03:11:30,167 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-09 03:11:30,168 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 03:11:30,168 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 03:11:30,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 03:11:30,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 03:11:30,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 03:11:30,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 03:11:30,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-09 03:11:30,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-09 03:11:30,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-09 03:11:30,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-09 03:11:30,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-09 03:11:30,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-09 03:11:30,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-09 03:11:30,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-09 03:11:30,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-09 03:11:30,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-09 03:11:30,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-09 03:11:30,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-09 03:11:30,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-09 03:11:30,169 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-09 03:11:30,169 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-09 03:11:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 03:11:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 03:11:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 03:11:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-09 03:11:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-09 03:11:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-09 03:11:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-09 03:11:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-09 03:11:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-09 03:11:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-09 03:11:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-09 03:11:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-09 03:11:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-09 03:11:30,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-09 03:11:30,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2024-11-09 03:11:30,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2024-11-09 03:11:30,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 03:11:30,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 03:11:30,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 03:11:30,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 03:11:30,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 03:11:30,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 03:11:30,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 03:11:30,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 03:11:30,516 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 03:11:30,520 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 03:11:39,078 INFO L? ?]: Removed 248 outVars from TransFormulas that were not future-live. [2024-11-09 03:11:39,078 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 03:11:39,092 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 03:11:39,092 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 03:11:39,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:11:39 BoogieIcfgContainer [2024-11-09 03:11:39,093 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 03:11:39,094 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 03:11:39,095 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 03:11:39,097 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 03:11:39,098 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 03:11:27" (1/3) ... [2024-11-09 03:11:39,098 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e130174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:11:39, skipping insertion in model container [2024-11-09 03:11:39,098 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:29" (2/3) ... [2024-11-09 03:11:39,099 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e130174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:11:39, skipping insertion in model container [2024-11-09 03:11:39,099 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:11:39" (3/3) ... [2024-11-09 03:11:39,100 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be32_harness.i [2024-11-09 03:11:39,114 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 03:11:39,115 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 03:11:39,163 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 03:11:39,171 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;@4054ba9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 03:11:39,172 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 03:11:39,177 INFO L276 IsEmpty]: Start isEmpty. Operand has 182 states, 121 states have (on average 1.28099173553719) internal successors, (155), 122 states have internal predecessors, (155), 48 states have call successors, (48), 11 states have call predecessors, (48), 11 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-09 03:11:39,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-09 03:11:39,195 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:11:39,197 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 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] [2024-11-09 03:11:39,197 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:11:39,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:11:39,206 INFO L85 PathProgramCache]: Analyzing trace with hash 1088757563, now seen corresponding path program 1 times [2024-11-09 03:11:39,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:11:39,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442497512] [2024-11-09 03:11:39,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:11:39,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:13:06,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 03:13:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:13:07,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 03:13:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-09 03:13:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-09 03:13:07,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 03:13:07,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 03:13:07,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-09 03:13:07,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-09 03:13:07,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-09 03:13:07,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-09 03:13:07,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 03:13:07,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-09 03:13:07,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-09 03:13:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 03:13:07,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 03:13:07,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-09 03:13:07,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-09 03:13:07,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-09 03:13:07,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:07,671 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2024-11-09 03:13:07,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:13:07,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442497512] [2024-11-09 03:13:07,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442497512] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:13:07,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:13:07,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 03:13:07,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288972045] [2024-11-09 03:13:07,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:13:07,679 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 03:13:07,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:13:07,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 03:13:07,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 03:13:07,708 INFO L87 Difference]: Start difference. First operand has 182 states, 121 states have (on average 1.28099173553719) internal successors, (155), 122 states have internal predecessors, (155), 48 states have call successors, (48), 11 states have call predecessors, (48), 11 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (21), 4 states have call predecessors, (21), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19)