./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8fc3dc66 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_buf_write_be32_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 a7f67f0b945b231903325b9d87712fabf07c1ed9b39f1b1898d1ef5cff9915d4 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 07:01:40,783 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 07:01:40,835 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-17 07:01:40,841 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 07:01:40,841 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 07:01:40,863 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 07:01:40,864 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 07:01:40,865 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 07:01:40,865 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 07:01:40,865 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 07:01:40,865 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 07:01:40,866 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 07:01:40,866 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 07:01:40,866 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 07:01:40,866 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 07:01:40,867 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 07:01:40,867 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 07:01:40,867 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 07:01:40,867 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 07:01:40,867 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 07:01:40,867 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 07:01:40,867 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 07:01:40,867 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 07:01:40,867 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 07:01:40,867 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 07:01:40,868 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 07:01:40,868 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 07:01:40,868 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 07:01:40,868 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 07:01:40,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 07:01:40,868 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 07:01:40,868 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 07:01:40,869 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 07:01:40,869 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 07:01:40,869 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 07:01:40,869 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 07:01:40,869 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 07:01:40,869 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 07:01:40,869 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 07:01:40,869 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 07:01:40,869 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 -> a7f67f0b945b231903325b9d87712fabf07c1ed9b39f1b1898d1ef5cff9915d4 [2025-03-17 07:01:41,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 07:01:41,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 07:01:41,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 07:01:41,102 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 07:01:41,102 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 07:01:41,103 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness_negated.i [2025-03-17 07:01:42,247 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5037435cc/7c039684cf2a48d1ae2e5b7cc60256f5/FLAG04980c8cb [2025-03-17 07:01:42,642 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 07:01:42,642 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness_negated.i [2025-03-17 07:01:42,674 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5037435cc/7c039684cf2a48d1ae2e5b7cc60256f5/FLAG04980c8cb [2025-03-17 07:01:42,809 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5037435cc/7c039684cf2a48d1ae2e5b7cc60256f5 [2025-03-17 07:01:42,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 07:01:42,812 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 07:01:42,813 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 07:01:42,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 07:01:42,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 07:01:42,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:01:42" (1/1) ... [2025-03-17 07:01:42,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ffba632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:42, skipping insertion in model container [2025-03-17 07:01:42,818 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:01:42" (1/1) ... [2025-03-17 07:01:42,877 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 07:01:43,083 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_buf_write_be32_harness_negated.i[4497,4510] [2025-03-17 07:01:43,094 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_buf_write_be32_harness_negated.i[4557,4570] [2025-03-17 07:01:43,650 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:43,651 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:43,652 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:43,652 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:43,653 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:43,663 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:43,664 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:43,665 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:43,665 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:44,068 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:44,069 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:44,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 07:01:44,194 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 07:01:44,210 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_buf_write_be32_harness_negated.i[4497,4510] [2025-03-17 07:01:44,210 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_buf_write_be32_harness_negated.i[4557,4570] [2025-03-17 07:01:44,249 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:44,250 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:44,250 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:44,250 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:44,250 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:44,259 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:44,259 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:44,260 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:44,261 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:44,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8259] [2025-03-17 07:01:44,395 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:44,395 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:01:44,405 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8745-8756] [2025-03-17 07:01:44,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 07:01:44,549 INFO L204 MainTranslator]: Completed translation [2025-03-17 07:01:44,550 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:44 WrapperNode [2025-03-17 07:01:44,550 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 07:01:44,551 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 07:01:44,551 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 07:01:44,551 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 07:01:44,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:44" (1/1) ... [2025-03-17 07:01:44,602 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:44" (1/1) ... [2025-03-17 07:01:44,666 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 63, calls inlined = 10, statements flattened = 876 [2025-03-17 07:01:44,667 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 07:01:44,667 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 07:01:44,667 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 07:01:44,667 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 07:01:44,675 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:44" (1/1) ... [2025-03-17 07:01:44,675 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:44" (1/1) ... [2025-03-17 07:01:44,680 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:44" (1/1) ... [2025-03-17 07:01:44,734 INFO L175 MemorySlicer]: Split 562 memory accesses to 7 slices as follows [2, 257, 238, 4, 47, 8, 6]. 46 percent of accesses are in the largest equivalence class. The 21 initializations are split as follows [2, 0, 6, 0, 8, 5, 0]. The 497 writes are split as follows [0, 257, 232, 2, 3, 1, 2]. [2025-03-17 07:01:44,734 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:44" (1/1) ... [2025-03-17 07:01:44,734 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:44" (1/1) ... [2025-03-17 07:01:44,773 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:44" (1/1) ... [2025-03-17 07:01:44,780 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:44" (1/1) ... [2025-03-17 07:01:44,789 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:44" (1/1) ... [2025-03-17 07:01:44,795 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:44" (1/1) ... [2025-03-17 07:01:44,809 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 07:01:44,810 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 07:01:44,811 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 07:01:44,811 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 07:01:44,812 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:44" (1/1) ... [2025-03-17 07:01:44,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 07:01:44,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 07:01:44,840 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) [2025-03-17 07:01:44,842 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 [2025-03-17 07:01:44,862 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2025-03-17 07:01:44,862 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2025-03-17 07:01:44,862 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton32 [2025-03-17 07:01:44,862 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton32 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-03-17 07:01:44,863 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-03-17 07:01:44,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2025-03-17 07:01:44,863 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 07:01:44,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-03-17 07:01:44,863 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-03-17 07:01:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-03-17 07:01:44,864 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-03-17 07:01:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-17 07:01:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-17 07:01:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-17 07:01:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-17 07:01:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-17 07:01:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-17 07:01:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-17 07:01:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 07:01:44,865 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 07:01:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2025-03-17 07:01:44,866 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2025-03-17 07:01:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 07:01:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-17 07:01:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-17 07:01:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-17 07:01:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-17 07:01:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-17 07:01:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-17 07:01:44,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-17 07:01:44,867 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2025-03-17 07:01:44,867 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2025-03-17 07:01:44,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-17 07:01:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-17 07:01:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-17 07:01:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-17 07:01:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-17 07:01:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-17 07:01:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-17 07:01:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-03-17 07:01:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-03-17 07:01:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 07:01:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-17 07:01:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-17 07:01:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-17 07:01:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-17 07:01:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-17 07:01:44,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-17 07:01:44,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 07:01:44,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-17 07:01:44,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-17 07:01:44,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-17 07:01:44,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-17 07:01:44,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-17 07:01:44,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-17 07:01:45,135 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 07:01:45,138 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 07:01:45,179 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2025-03-17 07:01:45,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7367: havoc #t~mem682;havoc #t~mem683;havoc #t~short684;havoc #t~mem685.base, #t~mem685.offset;havoc #t~short686;havoc #t~mem687;havoc #t~mem688;havoc #t~mem689;havoc #t~short690;havoc #t~mem691;havoc #t~mem692.base, #t~mem692.offset;havoc #t~short693;havoc #t~short694;havoc #t~short695;havoc #t~short696; [2025-03-17 07:01:45,304 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3935: havoc #t~nondet243; [2025-03-17 07:01:45,309 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-03-17 07:01:45,317 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7310: havoc #t~ret657.base, #t~ret657.offset; [2025-03-17 07:01:52,177 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6588: havoc aws_byte_buf_is_bounded_#t~mem477#1; [2025-03-17 07:01:52,177 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2025-03-17 07:01:52,177 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8559: havoc aws_byte_buf_write_be32_#t~ret1206#1;call ULTIMATE.dealloc(aws_byte_buf_write_be32_~#x#1.base, aws_byte_buf_write_be32_~#x#1.offset);havoc aws_byte_buf_write_be32_~#x#1.base, aws_byte_buf_write_be32_~#x#1.offset; [2025-03-17 07:01:52,177 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L265: havoc nondet_uint32_t_#t~nondet8#1; [2025-03-17 07:01:52,222 INFO L? ?]: Removed 101 outVars from TransFormulas that were not future-live. [2025-03-17 07:01:52,222 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 07:01:52,231 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 07:01:52,231 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 07:01:52,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:01:52 BoogieIcfgContainer [2025-03-17 07:01:52,232 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 07:01:52,234 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 07:01:52,234 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 07:01:52,237 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 07:01:52,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 07:01:42" (1/3) ... [2025-03-17 07:01:52,238 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d94254 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 07:01:52, skipping insertion in model container [2025-03-17 07:01:52,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:01:44" (2/3) ... [2025-03-17 07:01:52,238 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d94254 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 07:01:52, skipping insertion in model container [2025-03-17 07:01:52,239 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:01:52" (3/3) ... [2025-03-17 07:01:52,240 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_be32_harness_negated.i [2025-03-17 07:01:52,250 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 07:01:52,251 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_buf_write_be32_harness_negated.i that has 12 procedures, 131 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 07:01:52,298 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 07:01:52,308 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;@25a61cfb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 07:01:52,309 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 07:01:52,313 INFO L276 IsEmpty]: Start isEmpty. Operand has 131 states, 83 states have (on average 1.2289156626506024) internal successors, (102), 84 states have internal predecessors, (102), 35 states have call successors, (35), 11 states have call predecessors, (35), 11 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2025-03-17 07:01:52,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2025-03-17 07:01:52,321 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 07:01:52,321 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 07:01:52,322 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 07:01:52,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 07:01:52,327 INFO L85 PathProgramCache]: Analyzing trace with hash -574993105, now seen corresponding path program 1 times [2025-03-17 07:01:52,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 07:01:52,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952581237] [2025-03-17 07:01:52,334 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 07:01:52,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 07:03:01,722 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 89 statements into 1 equivalence classes. [2025-03-17 07:03:02,198 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 89 of 89 statements. [2025-03-17 07:03:02,198 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 07:03:02,198 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 07:03:02,901 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2025-03-17 07:03:02,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 07:03:02,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952581237] [2025-03-17 07:03:02,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952581237] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 07:03:02,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1568094846] [2025-03-17 07:03:02,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 07:03:02,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 07:03:02,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 07:03:02,905 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) [2025-03-17 07:03:02,907 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process