./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 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.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 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 02:49:08,762 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 02:49:08,809 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-04 02:49:08,813 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 02:49:08,813 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 02:49:08,831 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 02:49:08,832 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 02:49:08,832 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 02:49:08,832 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 02:49:08,832 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 02:49:08,832 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 02:49:08,832 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 02:49:08,833 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 02:49:08,833 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 02:49:08,833 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 02:49:08,833 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 02:49:08,833 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 02:49:08,833 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 02:49:08,833 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 02:49:08,833 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 02:49:08,833 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 02:49:08,833 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 02:49:08,833 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 02:49:08,833 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 02:49:08,833 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 02:49:08,833 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 02:49:08,833 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 02:49:08,833 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 02:49:08,833 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 02:49:08,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 02:49:08,834 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 02:49:08,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 02:49:08,834 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 02:49:08,834 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 02:49:08,834 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 02:49:08,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 02:49:08,834 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 02:49:08,834 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 02:49:08,834 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 02:49:08,834 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 02:49:08,834 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 -> 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a [2025-03-04 02:49:09,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 02:49:09,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 02:49:09,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 02:49:09,083 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 02:49:09,083 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 02:49:09,084 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i [2025-03-04 02:49:10,251 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65997f432/ecc2f3b93253464b8133a7f806710c05/FLAG2d443fd3b [2025-03-04 02:49:10,716 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 02:49:10,716 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i [2025-03-04 02:49:10,754 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65997f432/ecc2f3b93253464b8133a7f806710c05/FLAG2d443fd3b [2025-03-04 02:49:10,831 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65997f432/ecc2f3b93253464b8133a7f806710c05 [2025-03-04 02:49:10,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 02:49:10,835 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 02:49:10,836 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 02:49:10,836 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 02:49:10,840 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 02:49:10,841 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 02:49:10" (1/1) ... [2025-03-04 02:49:10,843 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14a64974 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:10, skipping insertion in model container [2025-03-04 02:49:10,843 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 02:49:10" (1/1) ... [2025-03-04 02:49:10,920 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 02:49:11,157 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.i[4499,4512] [2025-03-04 02:49:11,165 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.i[4559,4572] [2025-03-04 02:49:11,733 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:11,734 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:11,734 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:11,735 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:11,735 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:11,745 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:11,745 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:11,746 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:11,747 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:12,207 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:12,207 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:12,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 02:49:12,336 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 02:49:12,350 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.i[4499,4512] [2025-03-04 02:49:12,350 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.i[4559,4572] [2025-03-04 02:49:12,385 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:12,386 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:12,387 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:12,387 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:12,388 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:12,392 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:12,393 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:12,394 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:12,395 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:12,482 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2025-03-04 02:49:12,484 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:12,484 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:12,492 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2025-03-04 02:49:12,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 02:49:12,655 INFO L204 MainTranslator]: Completed translation [2025-03-04 02:49:12,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:12 WrapperNode [2025-03-04 02:49:12,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 02:49:12,657 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 02:49:12,657 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 02:49:12,657 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 02:49:12,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:12" (1/1) ... [2025-03-04 02:49:12,708 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:12" (1/1) ... [2025-03-04 02:49:12,803 INFO L138 Inliner]: procedures = 680, calls = 2639, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 1027 [2025-03-04 02:49:12,804 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 02:49:12,804 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 02:49:12,804 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 02:49:12,804 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 02:49:12,813 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:12" (1/1) ... [2025-03-04 02:49:12,813 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:12" (1/1) ... [2025-03-04 02:49:12,818 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:12" (1/1) ... [2025-03-04 02:49:12,880 INFO L175 MemorySlicer]: Split 569 memory accesses to 9 slices as follows [257, 2, 4, 8, 37, 248, 2, 6, 5]. 45 percent of accesses are in the largest equivalence class. The 20 initializations are split as follows [0, 2, 2, 2, 2, 6, 1, 0, 5]. The 504 writes are split as follows [257, 0, 0, 0, 9, 236, 0, 2, 0]. [2025-03-04 02:49:12,880 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:12" (1/1) ... [2025-03-04 02:49:12,881 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:12" (1/1) ... [2025-03-04 02:49:12,921 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:12" (1/1) ... [2025-03-04 02:49:12,926 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:12" (1/1) ... [2025-03-04 02:49:12,937 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:12" (1/1) ... [2025-03-04 02:49:12,944 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:12" (1/1) ... [2025-03-04 02:49:12,962 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 02:49:12,963 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 02:49:12,963 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 02:49:12,963 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 02:49:12,964 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:12" (1/1) ... [2025-03-04 02:49:12,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 02:49:12,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 02:49:12,992 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) [2025-03-04 02:49:12,994 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 [2025-03-04 02:49:13,017 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2025-03-04 02:49:13,017 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2025-03-04 02:49:13,017 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2025-03-04 02:49:13,017 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2025-03-04 02:49:13,018 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2025-03-04 02:49:13,019 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2025-03-04 02:49:13,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 02:49:13,019 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-03-04 02:49:13,019 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-03-04 02:49:13,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2025-03-04 02:49:13,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2025-03-04 02:49:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2025-03-04 02:49:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2025-03-04 02:49:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2025-03-04 02:49:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2025-03-04 02:49:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2025-03-04 02:49:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2025-03-04 02:49:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#8 [2025-03-04 02:49:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh64 [2025-03-04 02:49:13,021 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh64 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-04 02:49:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-03-04 02:49:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-04 02:49:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-04 02:49:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-04 02:49:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-04 02:49:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-04 02:49:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-04 02:49:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-04 02:49:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-04 02:49:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-03-04 02:49:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-04 02:49:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-04 02:49:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 02:49:13,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 02:49:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-03-04 02:49:13,023 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-03-04 02:49:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-03-04 02:49:13,023 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-03-04 02:49:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-04 02:49:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-04 02:49:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-04 02:49:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-04 02:49:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-04 02:49:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-04 02:49:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-04 02:49:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-04 02:49:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-04 02:49:13,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-04 02:49:13,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-04 02:49:13,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-04 02:49:13,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-03-04 02:49:13,027 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-04 02:49:13,027 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-03-04 02:49:13,027 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-04 02:49:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2025-03-04 02:49:13,028 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#8 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-04 02:49:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-04 02:49:13,301 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 02:49:13,304 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 02:49:13,334 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6886: havoc #t~malloc557.base, #t~malloc557.offset; [2025-03-04 02:49:13,527 INFO L1325 $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; [2025-03-04 02:49:13,527 INFO L1325 $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; [2025-03-04 02:49:13,544 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-03-04 02:49:13,547 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L3925: havoc #t~ret242; [2025-03-04 02:49:13,556 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900: havoc #t~ret561;havoc #t~ite563.base, #t~ite563.offset;havoc #t~ret562.base, #t~ret562.offset; [2025-03-04 02:49:13,570 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L3917: havoc #t~nondet239;havoc #t~nondet240;havoc #t~bitwise241; [2025-03-04 02:49:13,597 INFO L1325 $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; [2025-03-04 02:49:13,609 INFO L1325 $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; [2025-03-04 02:49:14,099 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-03-04 02:49:20,915 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2025-03-04 02:49:20,990 INFO L? ?]: Removed 271 outVars from TransFormulas that were not future-live. [2025-03-04 02:49:20,990 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 02:49:21,009 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 02:49:21,009 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 02:49:21,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 02:49:21 BoogieIcfgContainer [2025-03-04 02:49:21,010 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 02:49:21,012 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 02:49:21,012 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 02:49:21,016 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 02:49:21,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 02:49:10" (1/3) ... [2025-03-04 02:49:21,016 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18622de8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 02:49:21, skipping insertion in model container [2025-03-04 02:49:21,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:12" (2/3) ... [2025-03-04 02:49:21,017 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18622de8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 02:49:21, skipping insertion in model container [2025-03-04 02:49:21,017 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 02:49:21" (3/3) ... [2025-03-04 02:49:21,018 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be64_harness.i [2025-03-04 02:49:21,028 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 02:49:21,030 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_cursor_read_be64_harness.i that has 22 procedures, 237 locations, 1 initial locations, 18 loop locations, and 1 error locations. [2025-03-04 02:49:21,072 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 02:49:21,079 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;@7d7f7217, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 02:49:21,080 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-04 02:49:21,085 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) [2025-03-04 02:49:21,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2025-03-04 02:49:21,093 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 02:49:21,094 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] [2025-03-04 02:49:21,094 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 02:49:21,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 02:49:21,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1994247184, now seen corresponding path program 1 times [2025-03-04 02:49:21,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 02:49:21,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254292701] [2025-03-04 02:49:21,105 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 02:49:21,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 02:50:27,973 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-03-04 02:50:28,575 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-03-04 02:50:28,575 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 02:50:28,575 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 02:50:29,318 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2025-03-04 02:50:29,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 02:50:29,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254292701] [2025-03-04 02:50:29,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254292701] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 02:50:29,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1882572081] [2025-03-04 02:50:29,321 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 02:50:29,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 02:50:29,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 02:50:29,323 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) [2025-03-04 02:50:29,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process