./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.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_be64_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 781bda6fed61385a8a2dfd24d0779b588b4e3a263a6bd1d451e7bf9a103d1f1e --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 18:00:37,882 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 18:00:37,948 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 18:00:37,956 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 18:00:37,956 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 18:00:37,981 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 18:00:37,985 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 18:00:37,985 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 18:00:37,985 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 18:00:37,985 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 18:00:37,985 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 18:00:37,985 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 18:00:37,985 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 18:00:37,985 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 18:00:37,985 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 18:00:37,985 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 18:00:37,986 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 18:00:37,986 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 18:00:37,986 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 18:00:37,986 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 18:00:37,986 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 18:00:37,986 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 18:00:37,986 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 18:00:37,986 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 18:00:37,986 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 18:00:37,986 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 18:00:37,986 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 18:00:37,986 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 18:00:37,986 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 18:00:37,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 18:00:37,986 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 18:00:37,986 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 18:00:37,986 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 18:00:37,986 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 18:00:37,987 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 18:00:37,987 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 18:00:37,987 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 18:00:37,987 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 18:00:37,987 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 18:00:37,987 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 18:00:37,987 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 -> 781bda6fed61385a8a2dfd24d0779b588b4e3a263a6bd1d451e7bf9a103d1f1e [2025-03-08 18:00:38,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 18:00:38,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 18:00:38,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 18:00:38,457 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 18:00:38,457 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 18:00:38,462 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i [2025-03-08 18:00:40,201 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a5329ff/69618c3d783b47a8b54f775dbeaf93cf/FLAG94463e667 [2025-03-08 18:00:41,073 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 18:00:41,073 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i [2025-03-08 18:00:41,104 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a5329ff/69618c3d783b47a8b54f775dbeaf93cf/FLAG94463e667 [2025-03-08 18:00:41,117 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a5329ff/69618c3d783b47a8b54f775dbeaf93cf [2025-03-08 18:00:41,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 18:00:41,120 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 18:00:41,121 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 18:00:41,122 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 18:00:41,127 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 18:00:41,131 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 06:00:41" (1/1) ... [2025-03-08 18:00:41,131 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4add3508 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:41, skipping insertion in model container [2025-03-08 18:00:41,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 06:00:41" (1/1) ... [2025-03-08 18:00:41,277 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 18:00:41,585 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_be64_harness_negated.i[4499,4512] [2025-03-08 18:00:41,600 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_be64_harness_negated.i[4559,4572] [2025-03-08 18:00:42,438 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:42,438 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:42,439 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:42,439 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:42,440 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:42,459 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:42,459 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:42,462 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:42,464 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:43,255 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:43,255 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:43,361 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 18:00:43,478 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 18:00:43,488 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i[4499,4512] [2025-03-08 18:00:43,490 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i[4559,4572] [2025-03-08 18:00:43,526 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:43,526 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:43,527 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:43,528 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:43,528 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:43,536 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:43,537 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:43,539 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:43,539 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:43,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2025-03-08 18:00:43,630 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:43,630 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-08 18:00:43,641 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2025-03-08 18:00:43,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 18:00:43,908 INFO L204 MainTranslator]: Completed translation [2025-03-08 18:00:43,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:43 WrapperNode [2025-03-08 18:00:43,910 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 18:00:43,911 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 18:00:43,911 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 18:00:43,911 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 18:00:43,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:43" (1/1) ... [2025-03-08 18:00:43,990 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:43" (1/1) ... [2025-03-08 18:00:44,111 INFO L138 Inliner]: procedures = 680, calls = 2639, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 1027 [2025-03-08 18:00:44,112 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 18:00:44,112 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 18:00:44,112 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 18:00:44,112 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 18:00:44,122 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:43" (1/1) ... [2025-03-08 18:00:44,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:43" (1/1) ... [2025-03-08 18:00:44,152 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:43" (1/1) ... [2025-03-08 18:00:44,226 INFO L175 MemorySlicer]: Split 569 memory accesses to 9 slices as follows [257, 2, 4, 8, 37, 248, 6, 2, 5]. 45 percent of accesses are in the largest equivalence class. The 20 initializations are split as follows [0, 2, 2, 2, 2, 6, 0, 1, 5]. The 504 writes are split as follows [257, 0, 0, 0, 9, 236, 2, 0, 0]. [2025-03-08 18:00:44,229 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:43" (1/1) ... [2025-03-08 18:00:44,230 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:43" (1/1) ... [2025-03-08 18:00:44,266 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:43" (1/1) ... [2025-03-08 18:00:44,274 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:43" (1/1) ... [2025-03-08 18:00:44,303 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:43" (1/1) ... [2025-03-08 18:00:44,314 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:43" (1/1) ... [2025-03-08 18:00:44,337 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 18:00:44,339 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 18:00:44,340 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 18:00:44,340 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 18:00:44,341 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:43" (1/1) ... [2025-03-08 18:00:44,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 18:00:44,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 18:00:44,366 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 18:00:44,371 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 18:00:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2025-03-08 18:00:44,387 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2025-03-08 18:00:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2025-03-08 18:00:44,387 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2025-03-08 18:00:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2025-03-08 18:00:44,387 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2025-03-08 18:00:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 18:00:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-03-08 18:00:44,387 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-03-08 18:00:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2025-03-08 18:00:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2025-03-08 18:00:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2025-03-08 18:00:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2025-03-08 18:00:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2025-03-08 18:00:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2025-03-08 18:00:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2025-03-08 18:00:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2025-03-08 18:00:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#8 [2025-03-08 18:00:44,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh64 [2025-03-08 18:00:44,388 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh64 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-08 18:00:44,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-08 18:00:44,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-08 18:00:44,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-08 18:00:44,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-08 18:00:44,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-08 18:00:44,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-08 18:00:44,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-08 18:00:44,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-03-08 18:00:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-08 18:00:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-08 18:00:44,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-08 18:00:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-08 18:00:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-08 18:00:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-08 18:00:44,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-08 18:00:44,393 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-08 18:00:44,393 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-03-08 18:00:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-03-08 18:00:44,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-03-08 18:00:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 18:00:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 18:00:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 18:00:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 18:00:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 18:00:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 18:00:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 18:00:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 18:00:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 18:00:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 18:00:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-08 18:00:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 18:00:44,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 18:00:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-03-08 18:00:44,394 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-03-08 18:00:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-03-08 18:00:44,395 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-03-08 18:00:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-08 18:00:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-08 18:00:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-08 18:00:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-08 18:00:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-08 18:00:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-08 18:00:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-08 18:00:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-08 18:00:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-08 18:00:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 18:00:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 18:00:44,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 18:00:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 18:00:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 18:00:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 18:00:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 18:00:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 18:00:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-08 18:00:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-03-08 18:00:44,396 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-03-08 18:00:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 18:00:44,396 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 18:00:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 18:00:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 18:00:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 18:00:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 18:00:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 18:00:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 18:00:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 18:00:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 18:00:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 18:00:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-08 18:00:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-08 18:00:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-08 18:00:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-08 18:00:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-08 18:00:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-08 18:00:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-08 18:00:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-08 18:00:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-08 18:00:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-08 18:00:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-03-08 18:00:44,398 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2025-03-08 18:00:44,399 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#8 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 18:00:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 18:00:44,769 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 18:00:44,771 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 18:00:44,794 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2025-03-08 18:00:44,963 INFO L1307 $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; [2025-03-08 18:00:44,963 INFO L1307 $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; [2025-03-08 18:00:44,972 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-03-08 18:00:44,975 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3925: havoc #t~ret242; [2025-03-08 18:00:44,981 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6888: havoc #t~ret561;havoc #t~ite563.base, #t~ite563.offset;havoc #t~ret562.base, #t~ret562.offset; [2025-03-08 18:00:44,994 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3917: havoc #t~nondet239;havoc #t~nondet240;havoc #t~bitwise241; [2025-03-08 18:00:45,069 INFO L1307 $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; [2025-03-08 18:00:45,075 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3898: havoc #t~mem237;call ULTIMATE.dealloc(~#z~0.base, ~#z~0.offset);havoc ~#z~0.base, ~#z~0.offset; [2025-03-08 18:00:45,584 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-03-08 18:00:52,825 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2025-03-08 18:00:52,980 INFO L? ?]: Removed 271 outVars from TransFormulas that were not future-live. [2025-03-08 18:00:52,980 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 18:00:53,017 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 18:00:53,021 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 18:00:53,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 06:00:53 BoogieIcfgContainer [2025-03-08 18:00:53,022 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 18:00:53,025 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 18:00:53,025 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 18:00:53,032 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 18:00:53,032 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 06:00:41" (1/3) ... [2025-03-08 18:00:53,037 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@757b5a6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 06:00:53, skipping insertion in model container [2025-03-08 18:00:53,037 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 06:00:43" (2/3) ... [2025-03-08 18:00:53,037 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@757b5a6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 06:00:53, skipping insertion in model container [2025-03-08 18:00:53,037 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 06:00:53" (3/3) ... [2025-03-08 18:00:53,038 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be64_harness_negated.i [2025-03-08 18:00:53,049 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 18:00:53,050 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_cursor_read_be64_harness_negated.i that has 22 procedures, 237 locations, 1 initial locations, 18 loop locations, and 1 error locations. [2025-03-08 18:00:53,131 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 18:00:53,149 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;@31dcd458, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 18:00:53,150 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 18:00:53,157 INFO L276 IsEmpty]: Start isEmpty. Operand has 197 states, 132 states have (on average 1.2803030303030303) internal successors, (169), 133 states have internal predecessors, (169), 50 states have call successors, (50), 13 states have call predecessors, (50), 13 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2025-03-08 18:00:53,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2025-03-08 18:00:53,176 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 18:00:53,177 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 18:00:53,178 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 18:00:53,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 18:00:53,186 INFO L85 PathProgramCache]: Analyzing trace with hash -1994247184, now seen corresponding path program 1 times [2025-03-08 18:00:53,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 18:00:53,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26018586] [2025-03-08 18:00:53,198 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 18:00:53,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 18:02:03,308 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-03-08 18:02:03,839 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-03-08 18:02:03,839 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 18:02:03,839 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 18:02:04,814 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 18:02:04,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 18:02:04,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26018586] [2025-03-08 18:02:04,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26018586] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 18:02:04,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [632929912] [2025-03-08 18:02:04,815 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 18:02:04,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 18:02:04,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 18:02:04,818 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 18:02:04,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process