./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be32_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be32_harness_negated.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 6dc5bd60f4d96fc7f9806283fae01bdd9c221bb414825650ea3065ab8880bb4d --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 05:06:57,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 05:06:57,785 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 05:06:57,792 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 05:06:57,794 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 05:06:57,812 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 05:06:57,814 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 05:06:57,814 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 05:06:57,814 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 05:06:57,815 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 05:06:57,815 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 05:06:57,815 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 05:06:57,816 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 05:06:57,816 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 05:06:57,816 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 05:06:57,816 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 05:06:57,816 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 05:06:57,816 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 05:06:57,817 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 05:06:57,817 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 05:06:57,817 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 05:06:57,817 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 05:06:57,817 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 05:06:57,817 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 05:06:57,817 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 05:06:57,817 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 05:06:57,817 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 05:06:57,817 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 05:06:57,817 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 05:06:57,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 05:06:57,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 05:06:57,818 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 05:06:57,818 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 05:06:57,818 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 05:06:57,818 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 05:06:57,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 05:06:57,818 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 05:06:57,818 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 05:06:57,818 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 05:06:57,819 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 05:06:57,819 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-jdk21/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 -> 6dc5bd60f4d96fc7f9806283fae01bdd9c221bb414825650ea3065ab8880bb4d [2025-02-06 05:06:58,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 05:06:58,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 05:06:58,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 05:06:58,061 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 05:06:58,061 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 05:06:58,062 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be32_harness_negated.i [2025-02-06 05:06:59,190 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f145c13f3/b26dc76914cc41858473870f16023c3e/FLAG312cbe0cf [2025-02-06 05:06:59,695 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 05:06:59,695 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be32_harness_negated.i [2025-02-06 05:06:59,734 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f145c13f3/b26dc76914cc41858473870f16023c3e/FLAG312cbe0cf [2025-02-06 05:06:59,749 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f145c13f3/b26dc76914cc41858473870f16023c3e [2025-02-06 05:06:59,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 05:06:59,753 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 05:06:59,755 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 05:06:59,755 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 05:06:59,759 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 05:06:59,760 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 05:06:59" (1/1) ... [2025-02-06 05:06:59,762 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41896d62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:06:59, skipping insertion in model container [2025-02-06 05:06:59,762 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 05:06:59" (1/1) ... [2025-02-06 05:06:59,818 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 05:07:00,050 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be32_harness_negated.i[4499,4512] [2025-02-06 05:07:00,059 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be32_harness_negated.i[4559,4572] [2025-02-06 05:07:00,604 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:00,605 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:00,605 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:00,605 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:00,606 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:00,623 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:00,623 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:00,624 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:00,625 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:01,046 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:01,047 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:01,103 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 05:07:01,146 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 05:07:01,156 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be32_harness_negated.i[4499,4512] [2025-02-06 05:07:01,156 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be32_harness_negated.i[4559,4572] [2025-02-06 05:07:01,195 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:01,196 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:01,196 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:01,197 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:01,197 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:01,201 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:01,201 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:01,202 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:01,203 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:01,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2025-02-06 05:07:01,369 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:01,369 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:07:01,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2025-02-06 05:07:01,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 05:07:01,571 INFO L204 MainTranslator]: Completed translation [2025-02-06 05:07:01,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:07:01 WrapperNode [2025-02-06 05:07:01,572 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 05:07:01,572 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 05:07:01,572 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 05:07:01,572 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 05:07:01,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:07:01" (1/1) ... [2025-02-06 05:07:01,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:07:01" (1/1) ... [2025-02-06 05:07:01,707 INFO L138 Inliner]: procedures = 680, calls = 2639, calls flagged for inlining = 62, calls inlined = 11, statements flattened = 1027 [2025-02-06 05:07:01,712 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 05:07:01,712 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 05:07:01,713 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 05:07:01,713 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 05:07:01,721 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:07:01" (1/1) ... [2025-02-06 05:07:01,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:07:01" (1/1) ... [2025-02-06 05:07:01,730 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:07:01" (1/1) ... [2025-02-06 05:07:01,782 INFO L175 MemorySlicer]: Split 567 memory accesses to 8 slices as follows [257, 2, 8, 6, 37, 248, 4, 5]. 45 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [0, 2, 2, 0, 2, 6, 2, 5]. The 504 writes are split as follows [257, 0, 0, 2, 9, 236, 0, 0]. [2025-02-06 05:07:01,783 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:07:01" (1/1) ... [2025-02-06 05:07:01,783 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:07:01" (1/1) ... [2025-02-06 05:07:01,806 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:07:01" (1/1) ... [2025-02-06 05:07:01,808 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:07:01" (1/1) ... [2025-02-06 05:07:01,813 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:07:01" (1/1) ... [2025-02-06 05:07:01,816 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:07:01" (1/1) ... [2025-02-06 05:07:01,823 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 05:07:01,824 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 05:07:01,824 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 05:07:01,824 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 05:07:01,824 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:07:01" (1/1) ... [2025-02-06 05:07:01,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 05:07:01,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:07:01,877 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 05:07:01,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 05:07:01,910 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2025-02-06 05:07:01,910 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2025-02-06 05:07:01,911 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2025-02-06 05:07:01,911 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2025-02-06 05:07:01,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 05:07:01,911 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-02-06 05:07:01,911 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-02-06 05:07:01,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2025-02-06 05:07:01,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2025-02-06 05:07:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2025-02-06 05:07:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2025-02-06 05:07:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2025-02-06 05:07:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2025-02-06 05:07:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2025-02-06 05:07:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2025-02-06 05:07:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-02-06 05:07:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-02-06 05:07:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-02-06 05:07:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-02-06 05:07:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-02-06 05:07:01,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-02-06 05:07:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-02-06 05:07:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-02-06 05:07:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 05:07:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 05:07:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 05:07:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 05:07:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 05:07:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 05:07:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-06 05:07:01,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-02-06 05:07:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-02-06 05:07:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-02-06 05:07:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-02-06 05:07:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-02-06 05:07:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-02-06 05:07:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-02-06 05:07:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-02-06 05:07:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-02-06 05:07:01,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 05:07:01,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh32 [2025-02-06 05:07:01,915 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh32 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 05:07:01,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-02-06 05:07:01,915 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-02-06 05:07:01,915 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-02-06 05:07:01,915 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 05:07:01,915 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 05:07:01,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 05:07:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 05:07:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 05:07:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 05:07:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-06 05:07:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-02-06 05:07:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-02-06 05:07:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-06 05:07:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-06 05:07:01,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-06 05:07:01,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-06 05:07:01,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-06 05:07:01,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-06 05:07:01,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-02-06 05:07:01,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-02-06 05:07:01,920 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-06 05:07:01,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-06 05:07:02,214 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 05:07:02,216 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 05:07:02,244 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2025-02-06 05:07:02,426 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8328: call ULTIMATE.dealloc(~#slice~0#1.base, ~#slice~0#1.offset);havoc ~#slice~0#1.base, ~#slice~0#1.offset; [2025-02-06 05:07:02,426 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8321: 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; [2025-02-06 05:07:02,439 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-02-06 05:07:02,445 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6888: havoc #t~ret561;havoc #t~ite563.base, #t~ite563.offset;havoc #t~ret562.base, #t~ret562.offset; [2025-02-06 05:07:02,480 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7355: 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; [2025-02-06 05:07:02,912 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3992: havoc #t~nondet262; [2025-02-06 05:07:02,915 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-02-06 05:07:09,892 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2025-02-06 05:07:09,967 INFO L? ?]: Removed 248 outVars from TransFormulas that were not future-live. [2025-02-06 05:07:09,967 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 05:07:09,987 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 05:07:09,988 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 05:07:09,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 05:07:09 BoogieIcfgContainer [2025-02-06 05:07:09,989 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 05:07:09,990 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 05:07:09,990 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 05:07:09,994 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 05:07:09,994 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 05:06:59" (1/3) ... [2025-02-06 05:07:09,994 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63d5b47c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 05:07:09, skipping insertion in model container [2025-02-06 05:07:09,994 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:07:01" (2/3) ... [2025-02-06 05:07:09,995 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63d5b47c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 05:07:09, skipping insertion in model container [2025-02-06 05:07:09,996 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 05:07:09" (3/3) ... [2025-02-06 05:07:09,997 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be32_harness_negated.i [2025-02-06 05:07:10,011 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 05:07:10,013 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_cursor_read_be32_harness_negated.i that has 19 procedures, 217 locations, 1 initial locations, 16 loop locations, and 1 error locations. [2025-02-06 05:07:10,055 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 05:07:10,065 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;@7d1ba59d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 05:07:10,065 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 05:07:10,068 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) [2025-02-06 05:07:10,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2025-02-06 05:07:10,080 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:07:10,080 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, 1, 1] [2025-02-06 05:07:10,080 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:07:10,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:07:10,085 INFO L85 PathProgramCache]: Analyzing trace with hash -105332829, now seen corresponding path program 1 times [2025-02-06 05:07:10,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:07:10,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657915608] [2025-02-06 05:07:10,091 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:07:10,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:08:19,297 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 124 statements into 1 equivalence classes. [2025-02-06 05:08:19,907 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 124 of 124 statements. [2025-02-06 05:08:19,908 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:08:19,908 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:08:22,100 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2025-02-06 05:08:22,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:08:22,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657915608] [2025-02-06 05:08:22,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657915608] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 05:08:22,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1672994506] [2025-02-06 05:08:22,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:08:22,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 05:08:22,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:08:22,104 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 05:08:22,106 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process