./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness_negated.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_be16_harness_negated.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 df84751ae907cf8e2f81d69c2889b453b5ccdd1cae9e7b45e78c48443104a63e --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 03:11:22,154 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 03:11:22,207 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 03:11:22,213 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 03:11:22,213 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 03:11:22,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 03:11:22,235 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 03:11:22,236 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 03:11:22,236 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 03:11:22,239 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 03:11:22,239 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 03:11:22,239 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 03:11:22,240 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 03:11:22,240 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 03:11:22,240 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 03:11:22,240 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 03:11:22,241 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 03:11:22,241 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 03:11:22,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 03:11:22,241 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 03:11:22,241 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 03:11:22,242 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 03:11:22,242 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 03:11:22,242 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 03:11:22,243 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 03:11:22,243 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 03:11:22,243 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 03:11:22,243 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 03:11:22,244 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 03:11:22,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:11:22,245 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 03:11:22,245 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 03:11:22,245 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 03:11:22,245 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 03:11:22,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 03:11:22,245 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 03:11:22,246 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 03:11:22,246 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 03:11:22,246 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 03:11:22,246 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df84751ae907cf8e2f81d69c2889b453b5ccdd1cae9e7b45e78c48443104a63e [2024-11-09 03:11:22,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 03:11:22,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 03:11:22,461 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 03:11:22,462 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 03:11:22,463 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 03:11:22,463 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness_negated.i [2024-11-09 03:11:23,682 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 03:11:24,063 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 03:11:24,064 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness_negated.i [2024-11-09 03:11:24,103 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a3ee81e7/6afc370c6c654d7eb9e2d62e4776f375/FLAG0f3069331 [2024-11-09 03:11:24,118 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a3ee81e7/6afc370c6c654d7eb9e2d62e4776f375 [2024-11-09 03:11:24,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 03:11:24,123 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 03:11:24,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 03:11:24,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 03:11:24,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 03:11:24,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:11:24" (1/1) ... [2024-11-09 03:11:24,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1029f71d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:24, skipping insertion in model container [2024-11-09 03:11:24,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:11:24" (1/1) ... [2024-11-09 03:11:24,257 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 03:11:24,479 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_be16_harness_negated.i[4499,4512] [2024-11-09 03:11:24,487 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_be16_harness_negated.i[4559,4572] [2024-11-09 03:11:24,927 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:24,928 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:24,928 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:24,929 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:24,929 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:24,946 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:24,948 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:24,950 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:24,951 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:25,351 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:25,352 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:25,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:11:25,476 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 03:11:25,488 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_be16_harness_negated.i[4499,4512] [2024-11-09 03:11:25,490 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_be16_harness_negated.i[4559,4572] [2024-11-09 03:11:25,531 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:25,531 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:25,531 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:25,532 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:25,532 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:25,542 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:25,545 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:25,547 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:25,550 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:25,660 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-11-09 03:11:25,661 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:25,662 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:11:25,674 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-11-09 03:11:25,693 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:11:25,829 INFO L204 MainTranslator]: Completed translation [2024-11-09 03:11:25,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:25 WrapperNode [2024-11-09 03:11:25,830 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 03:11:25,831 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 03:11:25,832 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 03:11:25,832 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 03:11:25,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:25" (1/1) ... [2024-11-09 03:11:25,906 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:25" (1/1) ... [2024-11-09 03:11:25,984 INFO L138 Inliner]: procedures = 680, calls = 2639, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 1027 [2024-11-09 03:11:25,985 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 03:11:25,986 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 03:11:25,986 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 03:11:25,986 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 03:11:26,023 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:25" (1/1) ... [2024-11-09 03:11:26,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:25" (1/1) ... [2024-11-09 03:11:26,034 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:25" (1/1) ... [2024-11-09 03:11:26,095 INFO L175 MemorySlicer]: Split 567 memory accesses to 8 slices as follows [2, 257, 8, 37, 6, 248, 4, 5]. 45 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [2, 0, 2, 2, 0, 6, 2, 5]. The 504 writes are split as follows [0, 257, 0, 9, 2, 236, 0, 0]. [2024-11-09 03:11:26,096 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:25" (1/1) ... [2024-11-09 03:11:26,096 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:25" (1/1) ... [2024-11-09 03:11:26,133 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:25" (1/1) ... [2024-11-09 03:11:26,144 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:25" (1/1) ... [2024-11-09 03:11:26,156 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:25" (1/1) ... [2024-11-09 03:11:26,161 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:25" (1/1) ... [2024-11-09 03:11:26,176 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 03:11:26,176 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 03:11:26,177 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 03:11:26,177 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 03:11:26,179 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:25" (1/1) ... [2024-11-09 03:11:26,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:11:26,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:11:26,210 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 03:11:26,213 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 03:11:26,248 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2024-11-09 03:11:26,248 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2024-11-09 03:11:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-09 03:11:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-09 03:11:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 03:11:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-09 03:11:26,249 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-09 03:11:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-09 03:11:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-09 03:11:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-09 03:11:26,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-09 03:11:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-09 03:11:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-09 03:11:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2024-11-09 03:11:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2024-11-09 03:11:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-09 03:11:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-09 03:11:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-09 03:11:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-09 03:11:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-09 03:11:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-09 03:11:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-09 03:11:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-09 03:11:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-09 03:11:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-09 03:11:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-09 03:11:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-09 03:11:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-09 03:11:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-09 03:11:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-09 03:11:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-09 03:11:26,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 03:11:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 03:11:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 03:11:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-09 03:11:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-09 03:11:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-09 03:11:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-09 03:11:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-09 03:11:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-09 03:11:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-09 03:11:26,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-09 03:11:26,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-09 03:11:26,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-09 03:11:26,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-09 03:11:26,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-09 03:11:26,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-09 03:11:26,253 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-09 03:11:26,253 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-09 03:11:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-09 03:11:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-09 03:11:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-09 03:11:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-09 03:11:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-09 03:11:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-09 03:11:26,254 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 03:11:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 03:11:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 03:11:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh16 [2024-11-09 03:11:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh16 [2024-11-09 03:11:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 03:11:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 03:11:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 03:11:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 03:11:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-09 03:11:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-09 03:11:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-09 03:11:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-09 03:11:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-09 03:11:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 03:11:26,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 03:11:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-09 03:11:26,257 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-09 03:11:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-09 03:11:26,257 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-09 03:11:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-09 03:11:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-09 03:11:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-09 03:11:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-09 03:11:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-09 03:11:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-09 03:11:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-09 03:11:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-09 03:11:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-09 03:11:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-09 03:11:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-09 03:11:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-09 03:11:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-09 03:11:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-09 03:11:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-09 03:11:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-09 03:11:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-09 03:11:26,259 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-09 03:11:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 03:11:26,259 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 03:11:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 03:11:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 03:11:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 03:11:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 03:11:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-09 03:11:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-09 03:11:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-09 03:11:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-09 03:11:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-09 03:11:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-09 03:11:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-09 03:11:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-09 03:11:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-09 03:11:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-09 03:11:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-09 03:11:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-09 03:11:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-09 03:11:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-09 03:11:26,261 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-09 03:11:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 03:11:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 03:11:26,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 03:11:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-09 03:11:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-09 03:11:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-09 03:11:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-09 03:11:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-09 03:11:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-09 03:11:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-09 03:11:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-09 03:11:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-09 03:11:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-09 03:11:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-09 03:11:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2024-11-09 03:11:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2024-11-09 03:11:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 03:11:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 03:11:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 03:11:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 03:11:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 03:11:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 03:11:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 03:11:26,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 03:11:26,558 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 03:11:26,560 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 03:11:34,490 INFO L? ?]: Removed 248 outVars from TransFormulas that were not future-live. [2024-11-09 03:11:34,491 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 03:11:34,508 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 03:11:34,508 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 03:11:34,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:11:34 BoogieIcfgContainer [2024-11-09 03:11:34,508 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 03:11:34,510 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 03:11:34,510 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 03:11:34,514 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 03:11:34,515 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 03:11:24" (1/3) ... [2024-11-09 03:11:34,516 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1baf9511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:11:34, skipping insertion in model container [2024-11-09 03:11:34,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:11:25" (2/3) ... [2024-11-09 03:11:34,517 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1baf9511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:11:34, skipping insertion in model container [2024-11-09 03:11:34,518 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:11:34" (3/3) ... [2024-11-09 03:11:34,519 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be16_harness_negated.i [2024-11-09 03:11:34,531 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 03:11:34,532 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 03:11:34,616 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 03:11:34,623 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;@458168a0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 03:11:34,624 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 03:11:34,629 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 03:11:34,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-09 03:11:34,645 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:11:34,646 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 03:11:34,647 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:11:34,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:11:34,669 INFO L85 PathProgramCache]: Analyzing trace with hash -930322885, now seen corresponding path program 1 times [2024-11-09 03:11:34,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:11:34,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598103772] [2024-11-09 03:11:34,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:11:34,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:12:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 03:12:55,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:12:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 03:12:55,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-09 03:12:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-09 03:12:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 03:12:55,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 03:12:55,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-09 03:12:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-09 03:12:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-09 03:12:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-09 03:12:55,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 03:12:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-09 03:12:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-09 03:12:55,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 03:12:55,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 03:12:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-09 03:12:55,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-09 03:12:55,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-09 03:12:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:12:55,793 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 03:12:55,793 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:12:55,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598103772] [2024-11-09 03:12:55,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598103772] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:12:55,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:12:55,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 03:12:55,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84140629] [2024-11-09 03:12:55,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:12:55,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 03:12:55,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:12:55,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 03:12:55,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 03:12:55,824 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) [2024-11-09 03:12:59,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 03:13:04,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.46s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers []