./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_relative_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/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_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_relative_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 159e2e7d83d3b6b4cf1f3ed2869e7b3577187883e3957f87f67106f5f6570745 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 09:59:24,678 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 09:59:24,753 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-20 09:59:24,756 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 09:59:24,757 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 09:59:24,782 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 09:59:24,785 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 09:59:24,786 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 09:59:24,786 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 09:59:24,787 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 09:59:24,787 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 09:59:24,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 09:59:24,788 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 09:59:24,788 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 09:59:24,790 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 09:59:24,790 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 09:59:24,790 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 09:59:24,791 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 09:59:24,791 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 09:59:24,791 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 09:59:24,791 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 09:59:24,795 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 09:59:24,796 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 09:59:24,796 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 09:59:24,796 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 09:59:24,796 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 09:59:24,797 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 09:59:24,797 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 09:59:24,797 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 09:59:24,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 09:59:24,797 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 09:59:24,798 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 09:59:24,798 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 09:59:24,798 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 09:59:24,799 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 09:59:24,799 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 09:59:24,799 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 09:59:24,799 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 09:59:24,799 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 09:59:24,799 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 159e2e7d83d3b6b4cf1f3ed2869e7b3577187883e3957f87f67106f5f6570745 [2024-11-20 09:59:24,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 09:59:25,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 09:59:25,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 09:59:25,014 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 09:59:25,014 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 09:59:25,015 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_relative_harness_negated.i [2024-11-20 09:59:26,205 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 09:59:26,603 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 09:59:26,604 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_relative_harness_negated.i [2024-11-20 09:59:26,637 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd4492c27/024ecc8d508c4dbaafb1647d3c1fb794/FLAGce828dae6 [2024-11-20 09:59:26,773 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd4492c27/024ecc8d508c4dbaafb1647d3c1fb794 [2024-11-20 09:59:26,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 09:59:26,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 09:59:26,777 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 09:59:26,777 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 09:59:26,786 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 09:59:26,786 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:59:26" (1/1) ... [2024-11-20 09:59:26,787 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50f2b19a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:59:26, skipping insertion in model container [2024-11-20 09:59:26,787 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:59:26" (1/1) ... [2024-11-20 09:59:26,862 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 09:59:27,080 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_reserve_relative_harness_negated.i[4503,4516] [2024-11-20 09:59:27,088 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_reserve_relative_harness_negated.i[4563,4576] [2024-11-20 09:59:27,692 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:27,695 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:27,695 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:27,696 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:27,696 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:27,713 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:27,713 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:27,715 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:27,715 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,167 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,167 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,260 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,261 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,305 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 09:59:28,351 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 09:59:28,362 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_reserve_relative_harness_negated.i[4503,4516] [2024-11-20 09:59:28,362 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_reserve_relative_harness_negated.i[4563,4576] [2024-11-20 09:59:28,393 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,394 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,394 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,394 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,395 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,399 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,399 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,399 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,400 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,442 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,446 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,482 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8085] [2024-11-20 09:59:28,484 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,484 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:59:28,493 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8571-8582] [2024-11-20 09:59:28,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 09:59:28,734 INFO L204 MainTranslator]: Completed translation [2024-11-20 09:59:28,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:59:28 WrapperNode [2024-11-20 09:59:28,735 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 09:59:28,735 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 09:59:28,735 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 09:59:28,736 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 09:59:28,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:59:28" (1/1) ... [2024-11-20 09:59:28,825 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:59:28" (1/1) ... [2024-11-20 09:59:28,886 INFO L138 Inliner]: procedures = 681, calls = 2499, calls flagged for inlining = 58, calls inlined = 13, statements flattened = 1024 [2024-11-20 09:59:28,887 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 09:59:28,887 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 09:59:28,887 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 09:59:28,888 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 09:59:28,899 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:59:28" (1/1) ... [2024-11-20 09:59:28,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:59:28" (1/1) ... [2024-11-20 09:59:28,914 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:59:28" (1/1) ... [2024-11-20 09:59:28,957 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-20 09:59:28,958 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:59:28" (1/1) ... [2024-11-20 09:59:28,958 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:59:28" (1/1) ... [2024-11-20 09:59:28,994 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:59:28" (1/1) ... [2024-11-20 09:59:28,998 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:59:28" (1/1) ... [2024-11-20 09:59:29,007 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:59:28" (1/1) ... [2024-11-20 09:59:29,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:59:28" (1/1) ... [2024-11-20 09:59:29,026 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 09:59:29,027 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 09:59:29,027 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 09:59:29,027 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 09:59:29,028 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:59:28" (1/1) ... [2024-11-20 09:59:29,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 09:59:29,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 09:59:29,060 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) [2024-11-20 09:59:29,062 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 [2024-11-20 09:59:29,099 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-20 09:59:29,100 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-20 09:59:29,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-20 09:59:29,102 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-20 09:59:29,102 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-20 09:59:29,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-20 09:59:29,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-20 09:59:29,102 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-20 09:59:29,103 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-20 09:59:29,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-20 09:59:29,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-20 09:59:29,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-20 09:59:29,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 09:59:29,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-20 09:59:29,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 09:59:29,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 09:59:29,104 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-20 09:59:29,104 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-20 09:59:29,104 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_realloc [2024-11-20 09:59:29,104 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_realloc [2024-11-20 09:59:29,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-20 09:59:29,105 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-20 09:59:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-20 09:59:29,105 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-20 09:59:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-20 09:59:29,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-20 09:59:29,105 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-20 09:59:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-20 09:59:29,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-20 09:59:29,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-20 09:59:29,106 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-20 09:59:29,106 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-20 09:59:29,106 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-20 09:59:29,106 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-20 09:59:29,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-20 09:59:29,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-20 09:59:29,337 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 09:59:29,339 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 09:59:36,855 INFO L? ?]: Removed 127 outVars from TransFormulas that were not future-live. [2024-11-20 09:59:36,855 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 09:59:36,867 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 09:59:36,868 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-20 09:59:36,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:59:36 BoogieIcfgContainer [2024-11-20 09:59:36,868 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 09:59:36,870 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 09:59:36,870 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 09:59:36,872 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 09:59:36,873 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:59:26" (1/3) ... [2024-11-20 09:59:36,873 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ee4dff4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:59:36, skipping insertion in model container [2024-11-20 09:59:36,873 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:59:28" (2/3) ... [2024-11-20 09:59:36,874 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ee4dff4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:59:36, skipping insertion in model container [2024-11-20 09:59:36,874 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:59:36" (3/3) ... [2024-11-20 09:59:36,875 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_reserve_relative_harness_negated.i [2024-11-20 09:59:36,889 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 09:59:36,889 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-20 09:59:36,949 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 09:59:36,954 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;@314f66e3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 09:59:36,954 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-20 09:59:36,958 INFO L276 IsEmpty]: Start isEmpty. Operand has 161 states, 112 states have (on average 1.3125) internal successors, (147), 111 states have internal predecessors, (147), 38 states have call successors, (38), 11 states have call predecessors, (38), 11 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-20 09:59:36,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-20 09:59:36,966 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 09:59:36,967 INFO L215 NwaCegarLoop]: trace histogram [2, 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] [2024-11-20 09:59:36,968 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 09:59:36,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 09:59:36,972 INFO L85 PathProgramCache]: Analyzing trace with hash -835620094, now seen corresponding path program 1 times [2024-11-20 09:59:36,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 09:59:36,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177907622] [2024-11-20 09:59:36,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 09:59:36,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms