./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 551b0097 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.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 065f95e1f01b1c2bb5cc332c26e118823e72d0e75cb3966f20aacf6dc1740b4a --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 17:11:58,714 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 17:11:58,767 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 17:11:58,777 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 17:11:58,777 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 17:11:58,796 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 17:11:58,796 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 17:11:58,797 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 17:11:58,797 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 17:11:58,797 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 17:11:58,797 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 17:11:58,798 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 17:11:58,798 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 17:11:58,798 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 17:11:58,798 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 17:11:58,798 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 17:11:58,798 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 17:11:58,799 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 17:11:58,799 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 17:11:58,799 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 17:11:58,799 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 17:11:58,799 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 17:11:58,799 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 17:11:58,799 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 17:11:58,799 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 17:11:58,799 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 17:11:58,799 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 17:11:58,800 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 17:11:58,800 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 17:11:58,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:11:58,800 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 17:11:58,800 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 17:11:58,800 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 17:11:58,800 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 17:11:58,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:11:58,800 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 17:11:58,801 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 17:11:58,801 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 17:11:58,801 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 17:11:58,801 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 17:11:58,801 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 17:11:58,801 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 17:11:58,801 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 17:11:58,801 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 17:11:58,801 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 17:11:58,801 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 -> 065f95e1f01b1c2bb5cc332c26e118823e72d0e75cb3966f20aacf6dc1740b4a [2025-01-09 17:11:59,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 17:11:59,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 17:11:59,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 17:11:59,016 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 17:11:59,016 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 17:11:59,017 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be32_harness.i [2025-01-09 17:12:00,183 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1c0d2cebd/3bef31b0bd8c4ef6a7bb0e1b1d281d74/FLAG29874f8d8 [2025-01-09 17:12:00,697 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 17:12:00,698 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be32_harness.i [2025-01-09 17:12:00,736 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1c0d2cebd/3bef31b0bd8c4ef6a7bb0e1b1d281d74/FLAG29874f8d8 [2025-01-09 17:12:00,750 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1c0d2cebd/3bef31b0bd8c4ef6a7bb0e1b1d281d74 [2025-01-09 17:12:00,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 17:12:00,753 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 17:12:00,754 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 17:12:00,754 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 17:12:00,759 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 17:12:00,760 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 05:12:00" (1/1) ... [2025-01-09 17:12:00,760 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b35cc4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:12:00, skipping insertion in model container [2025-01-09 17:12:00,760 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 05:12:00" (1/1) ... [2025-01-09 17:12:00,836 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 17:12:01,025 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.i[4499,4512] [2025-01-09 17:12:01,031 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.i[4559,4572] [2025-01-09 17:12:01,997 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:01,998 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:01,998 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,001 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,003 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,010 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,011 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,012 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,012 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,625 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,625 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 17:12:02,777 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 17:12:02,787 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.i[4499,4512] [2025-01-09 17:12:02,791 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.i[4559,4572] [2025-01-09 17:12:02,823 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,824 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,825 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,825 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,826 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,830 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,831 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,832 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,833 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,911 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2025-01-09 17:12:02,913 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,913 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:12:02,921 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2025-01-09 17:12:02,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 17:12:03,094 INFO L204 MainTranslator]: Completed translation [2025-01-09 17:12:03,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:12:03 WrapperNode [2025-01-09 17:12:03,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 17:12:03,096 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 17:12:03,096 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 17:12:03,096 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 17:12:03,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:12:03" (1/1) ... [2025-01-09 17:12:03,153 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:12:03" (1/1) ... [2025-01-09 17:12:03,218 INFO L138 Inliner]: procedures = 680, calls = 2639, calls flagged for inlining = 62, calls inlined = 11, statements flattened = 1027 [2025-01-09 17:12:03,219 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 17:12:03,219 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 17:12:03,219 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 17:12:03,219 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 17:12:03,226 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:12:03" (1/1) ... [2025-01-09 17:12:03,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:12:03" (1/1) ... [2025-01-09 17:12:03,234 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:12:03" (1/1) ... [2025-01-09 17:12:03,294 INFO L175 MemorySlicer]: Split 567 memory accesses to 8 slices as follows [257, 2, 6, 37, 4, 248, 8, 5]. 45 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [0, 2, 0, 2, 2, 6, 2, 5]. The 504 writes are split as follows [257, 0, 2, 9, 0, 236, 0, 0]. [2025-01-09 17:12:03,294 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:12:03" (1/1) ... [2025-01-09 17:12:03,294 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:12:03" (1/1) ... [2025-01-09 17:12:03,341 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:12:03" (1/1) ... [2025-01-09 17:12:03,347 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:12:03" (1/1) ... [2025-01-09 17:12:03,351 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:12:03" (1/1) ... [2025-01-09 17:12:03,370 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:12:03" (1/1) ... [2025-01-09 17:12:03,375 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:12:03" (1/1) ... [2025-01-09 17:12:03,392 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 17:12:03,393 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 17:12:03,394 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 17:12:03,394 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 17:12:03,395 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:12:03" (1/1) ... [2025-01-09 17:12:03,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:12:03,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 17:12:03,425 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) [2025-01-09 17:12:03,427 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 [2025-01-09 17:12:03,442 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2025-01-09 17:12:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2025-01-09 17:12:03,442 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2025-01-09 17:12:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2025-01-09 17:12:03,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 17:12:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-01-09 17:12:03,443 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-01-09 17:12:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2025-01-09 17:12:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2025-01-09 17:12:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2025-01-09 17:12:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2025-01-09 17:12:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2025-01-09 17:12:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2025-01-09 17:12:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2025-01-09 17:12:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2025-01-09 17:12:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 17:12:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 17:12:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 17:12:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 17:12:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 17:12:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 17:12:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 17:12:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-01-09 17:12:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 17:12:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 17:12:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 17:12:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 17:12:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 17:12:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 17:12:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 17:12:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 17:12:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 17:12:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 17:12:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 17:12:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 17:12:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 17:12:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 17:12:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 17:12:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 17:12:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-01-09 17:12:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-01-09 17:12:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-01-09 17:12:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-01-09 17:12:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-01-09 17:12:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-01-09 17:12:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-01-09 17:12:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-01-09 17:12:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-01-09 17:12:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-01-09 17:12:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-01-09 17:12:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-01-09 17:12:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-01-09 17:12:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-01-09 17:12:03,446 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-01-09 17:12:03,446 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-01-09 17:12:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-01-09 17:12:03,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-01-09 17:12:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 17:12:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 17:12:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 17:12:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 17:12:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 17:12:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 17:12:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 17:12:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 17:12:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 17:12:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 17:12:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh32 [2025-01-09 17:12:03,447 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh32 [2025-01-09 17:12:03,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 17:12:03,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 17:12:03,447 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-01-09 17:12:03,447 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-01-09 17:12:03,447 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-01-09 17:12:03,447 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-01-09 17:12:03,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 17:12:03,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 17:12:03,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 17:12:03,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 17:12:03,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 17:12:03,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 17:12:03,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 17:12:03,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-01-09 17:12:03,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 17:12:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 17:12:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 17:12:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 17:12:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 17:12:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 17:12:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 17:12:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 17:12:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-01-09 17:12:03,448 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-01-09 17:12:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 17:12:03,448 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 17:12:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 17:12:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 17:12:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 17:12:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 17:12:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 17:12:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 17:12:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 17:12:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 17:12:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 17:12:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 17:12:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 17:12:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 17:12:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 17:12:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 17:12:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-01-09 17:12:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-01-09 17:12:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-01-09 17:12:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-01-09 17:12:03,449 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-01-09 17:12:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 17:12:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 17:12:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 17:12:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 17:12:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 17:12:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 17:12:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 17:12:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 17:12:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2025-01-09 17:12:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2025-01-09 17:12:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2025-01-09 17:12:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2025-01-09 17:12:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2025-01-09 17:12:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2025-01-09 17:12:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2025-01-09 17:12:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2025-01-09 17:12:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 17:12:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 17:12:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 17:12:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 17:12:03,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 17:12:03,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 17:12:03,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 17:12:03,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 17:12:03,722 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 17:12:03,724 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 17:12:11,361 INFO L? ?]: Removed 248 outVars from TransFormulas that were not future-live. [2025-01-09 17:12:11,362 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 17:12:11,375 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 17:12:11,376 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 17:12:11,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:12:11 BoogieIcfgContainer [2025-01-09 17:12:11,376 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 17:12:11,377 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 17:12:11,377 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 17:12:11,382 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 17:12:11,383 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 05:12:00" (1/3) ... [2025-01-09 17:12:11,383 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3afa09a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:12:11, skipping insertion in model container [2025-01-09 17:12:11,384 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:12:03" (2/3) ... [2025-01-09 17:12:11,384 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3afa09a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:12:11, skipping insertion in model container [2025-01-09 17:12:11,385 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:12:11" (3/3) ... [2025-01-09 17:12:11,385 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be32_harness.i [2025-01-09 17:12:11,394 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 17:12:11,395 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_cursor_read_be32_harness.i that has 19 procedures, 217 locations, 1 initial locations, 16 loop locations, and 1 error locations. [2025-01-09 17:12:11,435 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 17:12:11,443 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;@26d737c0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 17:12:11,445 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 17:12:11,448 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) [2025-01-09 17:12:11,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2025-01-09 17:12:11,455 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 17:12:11,455 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] [2025-01-09 17:12:11,455 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 17:12:11,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 17:12:11,459 INFO L85 PathProgramCache]: Analyzing trace with hash 471462587, now seen corresponding path program 1 times [2025-01-09 17:12:11,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 17:12:11,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900173969] [2025-01-09 17:12:11,464 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:12:11,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 17:13:18,887 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 124 statements into 1 equivalence classes. [2025-01-09 17:13:19,421 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 124 of 124 statements. [2025-01-09 17:13:19,422 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 17:13:19,422 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 17:13:20,058 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2025-01-09 17:13:20,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 17:13:20,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900173969] [2025-01-09 17:13:20,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900173969] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 17:13:20,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1050191842] [2025-01-09 17:13:20,060 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:13:20,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 17:13:20,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 17:13:20,064 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) [2025-01-09 17:13:20,067 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