./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 e2fb8bed 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-?-e2fb8be-m [2025-03-08 18:00:08,300 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 18:00:08,348 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 18:00:08,355 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 18:00:08,355 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 18:00:08,375 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 18:00:08,375 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 18:00:08,378 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 18:00:08,379 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 18:00:08,379 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 18:00:08,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 18:00:08,379 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 18:00:08,379 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 18:00:08,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 18:00:08,379 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 18:00:08,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 18:00:08,379 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 18:00:08,379 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 18:00:08,380 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 18:00:08,380 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 18:00:08,380 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 18:00:08,381 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 18:00:08,381 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 18:00:08,381 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 [2025-03-08 18:00:08,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 18:00:08,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 18:00:08,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 18:00:08,661 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 18:00:08,662 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 18:00:08,663 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be32_harness.i [2025-03-08 18:00:09,844 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91567fd2b/05e6988be1e3477c9faf61c6de5fcc29/FLAG2bc19269b [2025-03-08 18:00:10,324 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 18:00:10,325 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be32_harness.i [2025-03-08 18:00:10,360 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91567fd2b/05e6988be1e3477c9faf61c6de5fcc29/FLAG2bc19269b [2025-03-08 18:00:10,374 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91567fd2b/05e6988be1e3477c9faf61c6de5fcc29 [2025-03-08 18:00:10,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 18:00:10,378 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 18:00:10,379 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 18:00:10,379 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 18:00:10,382 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 18:00:10,383 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 06:00:10" (1/1) ... [2025-03-08 18:00:10,384 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78eee352 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:10, skipping insertion in model container [2025-03-08 18:00:10,384 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 06:00:10" (1/1) ... [2025-03-08 18:00:10,453 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 18:00:10,695 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] [2025-03-08 18:00:10,704 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] [2025-03-08 18:00:11,216 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,216 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,216 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,217 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,217 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,225 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,226 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,227 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,228 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,637 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,638 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 18:00:11,765 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 18:00:11,774 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] [2025-03-08 18:00:11,777 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] [2025-03-08 18:00:11,819 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,819 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,821 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,821 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,821 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,829 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,829 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,832 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,832 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,927 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2025-03-08 18:00:11,929 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,930 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:11,943 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2025-03-08 18:00:11,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 18:00:12,146 INFO L204 MainTranslator]: Completed translation [2025-03-08 18:00:12,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:12 WrapperNode [2025-03-08 18:00:12,148 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 18:00:12,149 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 18:00:12,149 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 18:00:12,149 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 18:00:12,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:12" (1/1) ... [2025-03-08 18:00:12,216 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:12" (1/1) ... [2025-03-08 18:00:12,285 INFO L138 Inliner]: procedures = 680, calls = 2639, calls flagged for inlining = 62, calls inlined = 11, statements flattened = 1027 [2025-03-08 18:00:12,287 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 18:00:12,287 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 18:00:12,288 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 18:00:12,288 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 18:00:12,295 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:12" (1/1) ... [2025-03-08 18:00:12,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:12" (1/1) ... [2025-03-08 18:00:12,309 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:12" (1/1) ... [2025-03-08 18:00:12,378 INFO L175 MemorySlicer]: Split 567 memory accesses to 8 slices as follows [4, 2, 257, 6, 248, 37, 8, 5]. 45 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [2, 2, 0, 0, 6, 2, 2, 5]. The 504 writes are split as follows [0, 0, 257, 2, 236, 9, 0, 0]. [2025-03-08 18:00:12,381 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:12" (1/1) ... [2025-03-08 18:00:12,381 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:12" (1/1) ... [2025-03-08 18:00:12,418 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:12" (1/1) ... [2025-03-08 18:00:12,420 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:12" (1/1) ... [2025-03-08 18:00:12,427 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:12" (1/1) ... [2025-03-08 18:00:12,438 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:12" (1/1) ... [2025-03-08 18:00:12,455 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 18:00:12,459 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 18:00:12,459 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 18:00:12,459 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 18:00:12,460 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:12" (1/1) ... [2025-03-08 18:00:12,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 18:00:12,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 18:00:12,512 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) [2025-03-08 18:00:12,517 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 [2025-03-08 18:00:12,535 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2025-03-08 18:00:12,536 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2025-03-08 18:00:12,537 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2025-03-08 18:00:12,537 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2025-03-08 18:00:12,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 18:00:12,537 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-03-08 18:00:12,537 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-03-08 18:00:12,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2025-03-08 18:00:12,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2025-03-08 18:00:12,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2025-03-08 18:00:12,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2025-03-08 18:00:12,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2025-03-08 18:00:12,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2025-03-08 18:00:12,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-08 18:00:12,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-08 18:00:12,539 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-08 18:00:12,539 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-08 18:00:12,539 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-08 18:00:12,540 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-08 18:00:12,540 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-08 18:00:12,540 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-08 18:00:12,540 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-08 18:00:12,540 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-03-08 18:00:12,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh32 [2025-03-08 18:00:12,540 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh32 [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 18:00:12,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-03-08 18:00:12,540 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-03-08 18:00:12,540 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-08 18:00:12,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-08 18:00:12,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-08 18:00:12,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-08 18:00:12,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-08 18:00:12,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 18:00:12,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 18:00:12,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 18:00:12,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 18:00:12,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 18:00:12,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 18:00:12,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 18:00:12,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 18:00:12,543 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-03-08 18:00:12,543 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-03-08 18:00:12,543 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 18:00:12,543 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-03-08 18:00:12,544 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2025-03-08 18:00:12,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 18:00:12,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 18:00:12,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 18:00:12,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 18:00:12,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 18:00:12,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 18:00:12,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 18:00:12,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 18:00:12,839 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 18:00:12,840 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 18:00:12,876 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6886: havoc #t~malloc557.base, #t~malloc557.offset; [2025-03-08 18:00:13,089 INFO L1307 $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; [2025-03-08 18:00:13,089 INFO L1307 $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; [2025-03-08 18:00:13,105 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-03-08 18:00:13,114 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900: havoc #t~ret561;havoc #t~ite563.base, #t~ite563.offset;havoc #t~ret562.base, #t~ret562.offset; [2025-03-08 18:00:13,148 INFO L1307 $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; [2025-03-08 18:00:13,625 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3992: havoc #t~nondet262; [2025-03-08 18:00:13,628 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-03-08 18:00:20,826 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2025-03-08 18:00:20,902 INFO L? ?]: Removed 248 outVars from TransFormulas that were not future-live. [2025-03-08 18:00:20,902 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 18:00:20,929 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 18:00:20,931 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 18:00:20,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 06:00:20 BoogieIcfgContainer [2025-03-08 18:00:20,932 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 18:00:20,935 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 18:00:20,935 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 18:00:20,940 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 18:00:20,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 06:00:10" (1/3) ... [2025-03-08 18:00:20,942 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e97d590 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 06:00:20, skipping insertion in model container [2025-03-08 18:00:20,942 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:12" (2/3) ... [2025-03-08 18:00:20,943 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e97d590 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 06:00:20, skipping insertion in model container [2025-03-08 18:00:20,943 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 06:00:20" (3/3) ... [2025-03-08 18:00:20,945 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be32_harness.i [2025-03-08 18:00:20,959 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 18:00:20,961 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. [2025-03-08 18:00:21,001 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 18:00:21,011 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;@7d0fcb2c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 18:00:21,011 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 18:00:21,015 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) [2025-03-08 18:00:21,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2025-03-08 18:00:21,026 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 18:00:21,027 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] [2025-03-08 18:00:21,027 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 18:00:21,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 18:00:21,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1470812451, now seen corresponding path program 1 times [2025-03-08 18:00:21,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 18:00:21,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415901930] [2025-03-08 18:00:21,038 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 18:00:21,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 18:01:26,107 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 124 statements into 1 equivalence classes. [2025-03-08 18:01:26,660 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 124 of 124 statements. [2025-03-08 18:01:26,660 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 18:01:26,660 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 18:01:28,896 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2025-03-08 18:01:28,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 18:01:28,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415901930] [2025-03-08 18:01:28,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415901930] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 18:01:28,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1639483071] [2025-03-08 18:01:28,899 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 18:01:28,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 18:01:28,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 18:01:28,901 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) [2025-03-08 18:01:28,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process