./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 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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 0.3.0-?-8fc3dc6-m [2025-03-17 07:07:40,350 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 07:07:40,393 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-17 07:07:40,399 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 07:07:40,400 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 07:07:40,419 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 07:07:40,421 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 07:07:40,421 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 07:07:40,421 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 07:07:40,422 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 07:07:40,422 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 07:07:40,422 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 07:07:40,423 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 07:07:40,423 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 07:07:40,423 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 07:07:40,423 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 07:07:40,423 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 07:07:40,423 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 07:07:40,423 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 07:07:40,423 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 07:07:40,424 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 07:07:40,424 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 07:07:40,424 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 07:07:40,424 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 07:07:40,424 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 07:07:40,424 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 07:07:40,424 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 07:07:40,424 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 07:07:40,424 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 07:07:40,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 07:07:40,425 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 07:07:40,425 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 07:07:40,425 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 07:07:40,425 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 07:07:40,425 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 07:07:40,425 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 07:07:40,425 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 07:07:40,425 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 07:07:40,425 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 07:07:40,425 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 07:07:40,425 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 [2025-03-17 07:07:40,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 07:07:40,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 07:07:40,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 07:07:40,639 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 07:07:40,639 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 07:07:40,640 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be32_harness.i [2025-03-17 07:07:41,783 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa7dfa5da/35c80ab915204897b0077310402967ca/FLAG5a6d3461d [2025-03-17 07:07:42,185 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 07:07:42,186 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be32_harness.i [2025-03-17 07:07:42,208 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa7dfa5da/35c80ab915204897b0077310402967ca/FLAG5a6d3461d [2025-03-17 07:07:42,219 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa7dfa5da/35c80ab915204897b0077310402967ca [2025-03-17 07:07:42,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 07:07:42,222 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 07:07:42,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 07:07:42,223 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 07:07:42,226 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 07:07:42,226 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:07:42" (1/1) ... [2025-03-17 07:07:42,227 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40c436ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:07:42, skipping insertion in model container [2025-03-17 07:07:42,227 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:07:42" (1/1) ... [2025-03-17 07:07:42,284 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 07:07:42,459 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] [2025-03-17 07:07:42,466 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] [2025-03-17 07:07:42,905 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:42,906 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:42,907 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:42,907 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:42,908 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:42,917 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:42,917 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:42,918 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:42,920 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:43,318 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:43,318 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:43,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 07:07:43,424 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 07:07:43,434 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] [2025-03-17 07:07:43,436 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] [2025-03-17 07:07:43,469 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:43,471 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:43,471 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:43,471 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:43,471 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:43,476 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:43,477 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:43,477 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:43,478 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:43,619 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2025-03-17 07:07:43,621 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:43,622 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:07:43,633 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2025-03-17 07:07:43,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 07:07:43,829 INFO L204 MainTranslator]: Completed translation [2025-03-17 07:07:43,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:07:43 WrapperNode [2025-03-17 07:07:43,830 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 07:07:43,830 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 07:07:43,830 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 07:07:43,830 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 07:07:43,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:07:43" (1/1) ... [2025-03-17 07:07:43,899 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:07:43" (1/1) ... [2025-03-17 07:07:43,962 INFO L138 Inliner]: procedures = 680, calls = 2639, calls flagged for inlining = 62, calls inlined = 11, statements flattened = 1027 [2025-03-17 07:07:43,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 07:07:43,965 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 07:07:43,965 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 07:07:43,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 07:07:43,972 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:07:43" (1/1) ... [2025-03-17 07:07:43,972 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:07:43" (1/1) ... [2025-03-17 07:07:43,982 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:07:43" (1/1) ... [2025-03-17 07:07:44,039 INFO L175 MemorySlicer]: Split 567 memory accesses to 8 slices as follows [257, 2, 37, 248, 6, 8, 4, 5]. 45 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [0, 2, 2, 6, 0, 2, 2, 5]. The 504 writes are split as follows [257, 0, 9, 236, 2, 0, 0, 0]. [2025-03-17 07:07:44,040 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:07:43" (1/1) ... [2025-03-17 07:07:44,040 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:07:43" (1/1) ... [2025-03-17 07:07:44,092 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:07:43" (1/1) ... [2025-03-17 07:07:44,094 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:07:43" (1/1) ... [2025-03-17 07:07:44,109 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:07:43" (1/1) ... [2025-03-17 07:07:44,115 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:07:43" (1/1) ... [2025-03-17 07:07:44,128 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 07:07:44,130 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 07:07:44,130 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 07:07:44,130 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 07:07:44,131 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:07:43" (1/1) ... [2025-03-17 07:07:44,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 07:07:44,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 07:07:44,157 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) [2025-03-17 07:07:44,158 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 [2025-03-17 07:07:44,173 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2025-03-17 07:07:44,174 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2025-03-17 07:07:44,174 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2025-03-17 07:07:44,174 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2025-03-17 07:07:44,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 07:07:44,174 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-03-17 07:07:44,175 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-03-17 07:07:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2025-03-17 07:07:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2025-03-17 07:07:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2025-03-17 07:07:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2025-03-17 07:07:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2025-03-17 07:07:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2025-03-17 07:07:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2025-03-17 07:07:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2025-03-17 07:07:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-17 07:07:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-17 07:07:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-17 07:07:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-17 07:07:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-17 07:07:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-17 07:07:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-17 07:07:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-17 07:07:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-17 07:07:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-17 07:07:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-17 07:07:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-17 07:07:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-17 07:07:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-17 07:07:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-17 07:07:44,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-17 07:07:44,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 07:07:44,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-17 07:07:44,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-17 07:07:44,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-17 07:07:44,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-17 07:07:44,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-17 07:07:44,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-17 07:07:44,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-17 07:07:44,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-17 07:07:44,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-17 07:07:44,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-17 07:07:44,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-17 07:07:44,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-17 07:07:44,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-17 07:07:44,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-17 07:07:44,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-17 07:07:44,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-17 07:07:44,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-03-17 07:07:44,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-17 07:07:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh32 [2025-03-17 07:07:44,178 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh32 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 07:07:44,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-03-17 07:07:44,179 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-03-17 07:07:44,179 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-03-17 07:07:44,179 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 07:07:44,179 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-17 07:07:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-03-17 07:07:44,179 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-03-17 07:07:44,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 07:07:44,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-17 07:07:44,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-17 07:07:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-17 07:07:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-17 07:07:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-17 07:07:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-17 07:07:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-17 07:07:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2025-03-17 07:07:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2025-03-17 07:07:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2025-03-17 07:07:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2025-03-17 07:07:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2025-03-17 07:07:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2025-03-17 07:07:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2025-03-17 07:07:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2025-03-17 07:07:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 07:07:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-17 07:07:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-17 07:07:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-17 07:07:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-17 07:07:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-17 07:07:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-17 07:07:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-17 07:07:44,436 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 07:07:44,438 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 07:07:44,469 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6886: havoc #t~malloc557.base, #t~malloc557.offset; [2025-03-17 07:07:44,655 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8360: call ULTIMATE.dealloc(~#slice~0#1.base, ~#slice~0#1.offset);havoc ~#slice~0#1.base, ~#slice~0#1.offset; [2025-03-17 07:07:44,656 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8353: havoc aws_byte_cursor_advance_nospec_#t~mem1112#1;havoc aws_byte_cursor_advance_nospec_#t~mem1113#1.base, aws_byte_cursor_advance_nospec_#t~mem1113#1.offset;call ULTIMATE.dealloc(aws_byte_cursor_advance_nospec_~#rv~7#1.base, aws_byte_cursor_advance_nospec_~#rv~7#1.offset);havoc aws_byte_cursor_advance_nospec_~#rv~7#1.base, aws_byte_cursor_advance_nospec_~#rv~7#1.offset; [2025-03-17 07:07:44,664 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-03-17 07:07:44,671 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900: havoc #t~ret561;havoc #t~ite563.base, #t~ite563.offset;havoc #t~ret562.base, #t~ret562.offset; [2025-03-17 07:07:44,699 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7387: havoc #t~mem693;havoc #t~mem694;havoc #t~mem695.base, #t~mem695.offset;havoc #t~short696;havoc #t~mem697;havoc #t~mem698.base, #t~mem698.offset;havoc #t~short699;havoc #t~short700;havoc #t~short701;havoc #t~short702; [2025-03-17 07:07:45,220 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3992: havoc #t~nondet262; [2025-03-17 07:07:45,223 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-03-17 07:07:51,950 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2025-03-17 07:07:52,031 INFO L? ?]: Removed 244 outVars from TransFormulas that were not future-live. [2025-03-17 07:07:52,032 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 07:07:52,050 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 07:07:52,050 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 07:07:52,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:07:52 BoogieIcfgContainer [2025-03-17 07:07:52,051 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 07:07:52,052 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 07:07:52,052 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 07:07:52,055 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 07:07:52,055 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 07:07:42" (1/3) ... [2025-03-17 07:07:52,056 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aa05c23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 07:07:52, skipping insertion in model container [2025-03-17 07:07:52,056 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:07:43" (2/3) ... [2025-03-17 07:07:52,056 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aa05c23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 07:07:52, skipping insertion in model container [2025-03-17 07:07:52,056 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:07:52" (3/3) ... [2025-03-17 07:07:52,057 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be32_harness.i [2025-03-17 07:07:52,067 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 07:07:52,068 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_cursor_read_be32_harness.i that has 19 procedures, 210 locations, 1 initial locations, 16 loop locations, and 1 error locations. [2025-03-17 07:07:52,114 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 07:07:52,123 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;@519292f9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 07:07:52,123 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 07:07:52,128 INFO L276 IsEmpty]: Start isEmpty. Operand has 175 states, 114 states have (on average 1.2982456140350878) internal successors, (148), 115 states have internal predecessors, (148), 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) [2025-03-17 07:07:52,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2025-03-17 07:07:52,137 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 07:07:52,138 INFO L218 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] [2025-03-17 07:07:52,139 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 07:07:52,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 07:07:52,144 INFO L85 PathProgramCache]: Analyzing trace with hash -627152116, now seen corresponding path program 1 times [2025-03-17 07:07:52,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 07:07:52,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398492383] [2025-03-17 07:07:52,150 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 07:07:52,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 07:09:02,046 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 122 statements into 1 equivalence classes. [2025-03-17 07:09:02,572 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 122 of 122 statements. [2025-03-17 07:09:02,573 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 07:09:02,573 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 07:09:05,012 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2025-03-17 07:09:05,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 07:09:05,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398492383] [2025-03-17 07:09:05,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398492383] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 07:09:05,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [368626270] [2025-03-17 07:09:05,015 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 07:09:05,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 07:09:05,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 07:09:05,020 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 07:09:05,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process