./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_relative_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_relative_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 da48e5de3ccd5190fb3d3934a3d9d423de1f83d4587f9dc2fa1f3f18a9362190 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 03:04:16,197 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 03:04:16,284 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 03:04:16,290 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 03:04:16,291 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 03:04:16,322 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 03:04:16,322 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 03:04:16,323 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 03:04:16,323 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 03:04:16,324 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 03:04:16,324 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 03:04:16,324 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 03:04:16,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 03:04:16,327 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 03:04:16,327 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 03:04:16,327 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 03:04:16,328 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 03:04:16,328 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 03:04:16,328 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 03:04:16,329 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 03:04:16,329 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 03:04:16,330 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 03:04:16,330 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 03:04:16,330 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 03:04:16,331 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 03:04:16,331 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 03:04:16,331 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 03:04:16,332 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 03:04:16,332 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 03:04:16,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:04:16,333 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 03:04:16,333 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 03:04:16,338 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 03:04:16,338 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 03:04:16,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 03:04:16,338 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 03:04:16,339 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 03:04:16,339 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 03:04:16,339 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 03:04:16,339 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da48e5de3ccd5190fb3d3934a3d9d423de1f83d4587f9dc2fa1f3f18a9362190 [2024-11-09 03:04:16,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 03:04:16,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 03:04:16,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 03:04:16,627 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 03:04:16,628 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 03:04:16,629 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_relative_harness.i [2024-11-09 03:04:18,228 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 03:04:18,722 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 03:04:18,724 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_relative_harness.i [2024-11-09 03:04:18,768 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c7369387/5e5d4595d4e74ca5b1d6188a546400f7/FLAG35c56488a [2024-11-09 03:04:18,784 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c7369387/5e5d4595d4e74ca5b1d6188a546400f7 [2024-11-09 03:04:18,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 03:04:18,791 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 03:04:18,792 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 03:04:18,792 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 03:04:18,797 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 03:04:18,798 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:04:18" (1/1) ... [2024-11-09 03:04:18,799 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e2f37d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:04:18, skipping insertion in model container [2024-11-09 03:04:18,800 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:04:18" (1/1) ... [2024-11-09 03:04:18,910 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 03:04:19,253 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.i[4503,4516] [2024-11-09 03:04:19,262 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.i[4563,4576] [2024-11-09 03:04:20,042 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,043 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,044 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,044 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,045 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,067 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,068 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,070 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,071 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,557 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,557 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,639 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,640 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:04:20,784 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 03:04:20,804 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.i[4503,4516] [2024-11-09 03:04:20,805 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.i[4563,4576] [2024-11-09 03:04:20,854 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,854 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,857 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,858 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,858 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,863 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,867 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,868 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,868 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,950 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,954 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:20,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8097] [2024-11-09 03:04:21,001 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:21,001 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:04:21,013 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8583-8594] [2024-11-09 03:04:21,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:04:21,258 INFO L204 MainTranslator]: Completed translation [2024-11-09 03:04:21,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:04:21 WrapperNode [2024-11-09 03:04:21,262 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 03:04:21,282 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 03:04:21,283 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 03:04:21,283 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 03:04:21,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:04:21" (1/1) ... [2024-11-09 03:04:21,399 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:04:21" (1/1) ... [2024-11-09 03:04:21,489 INFO L138 Inliner]: procedures = 681, calls = 2499, calls flagged for inlining = 58, calls inlined = 13, statements flattened = 1024 [2024-11-09 03:04:21,489 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 03:04:21,490 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 03:04:21,491 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 03:04:21,491 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 03:04:21,503 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:04:21" (1/1) ... [2024-11-09 03:04:21,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:04:21" (1/1) ... [2024-11-09 03:04:21,521 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:04:21" (1/1) ... [2024-11-09 03:04:21,582 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-09 03:04:21,583 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:04:21" (1/1) ... [2024-11-09 03:04:21,584 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:04:21" (1/1) ... [2024-11-09 03:04:21,633 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:04:21" (1/1) ... [2024-11-09 03:04:21,637 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:04:21" (1/1) ... [2024-11-09 03:04:21,643 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:04:21" (1/1) ... [2024-11-09 03:04:21,647 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:04:21" (1/1) ... [2024-11-09 03:04:21,659 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 03:04:21,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 03:04:21,661 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 03:04:21,661 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 03:04:21,662 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:04:21" (1/1) ... [2024-11-09 03:04:21,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:04:21,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:04:21,703 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) [2024-11-09 03:04:21,705 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 [2024-11-09 03:04:21,753 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-09 03:04:21,753 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-09 03:04:21,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 03:04:21,755 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-09 03:04:21,755 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-09 03:04:21,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 03:04:21,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 03:04:21,756 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-09 03:04:21,756 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-09 03:04:21,756 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 03:04:21,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 03:04:21,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 03:04:21,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 03:04:21,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 03:04:21,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 03:04:21,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 03:04:21,757 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-09 03:04:21,757 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-09 03:04:21,757 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_realloc [2024-11-09 03:04:21,757 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_realloc [2024-11-09 03:04:21,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 03:04:21,758 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-09 03:04:21,758 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-09 03:04:21,758 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 03:04:21,758 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 03:04:21,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 03:04:21,758 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-09 03:04:21,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-09 03:04:21,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 03:04:21,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 03:04:21,759 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-09 03:04:21,759 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-09 03:04:21,759 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-09 03:04:21,759 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-09 03:04:21,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 03:04:21,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 03:04:22,047 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 03:04:22,050 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 03:04:30,858 INFO L? ?]: Removed 127 outVars from TransFormulas that were not future-live. [2024-11-09 03:04:30,858 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 03:04:30,877 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 03:04:30,877 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-09 03:04:30,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:04:30 BoogieIcfgContainer [2024-11-09 03:04:30,878 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 03:04:30,880 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 03:04:30,880 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 03:04:30,883 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 03:04:30,883 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 03:04:18" (1/3) ... [2024-11-09 03:04:30,884 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22a2f398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:04:30, skipping insertion in model container [2024-11-09 03:04:30,884 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:04:21" (2/3) ... [2024-11-09 03:04:30,884 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22a2f398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:04:30, skipping insertion in model container [2024-11-09 03:04:30,885 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:04:30" (3/3) ... [2024-11-09 03:04:30,887 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_reserve_relative_harness.i [2024-11-09 03:04:30,902 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 03:04:30,902 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 03:04:30,969 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 03:04:30,975 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;@56ff03b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 03:04:30,975 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 03:04:30,979 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) [2024-11-09 03:04:30,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 03:04:30,987 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:04:30,988 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] [2024-11-09 03:04:30,989 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:04:30,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:04:30,994 INFO L85 PathProgramCache]: Analyzing trace with hash -835620094, now seen corresponding path program 1 times [2024-11-09 03:04:31,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:04:31,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4256696] [2024-11-09 03:04:31,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:04:31,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms