./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f 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 ../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_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 abdf5eedefad76d9bd13f7d94286eab9c8ba6966165711daf80a608af314bb9b --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 14:07:07,562 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 14:07:07,635 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 14:07:07,639 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 14:07:07,639 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 14:07:07,667 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 14:07:07,670 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 14:07:07,670 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 14:07:07,671 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 14:07:07,671 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 14:07:07,672 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 14:07:07,672 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 14:07:07,672 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 14:07:07,673 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 14:07:07,673 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 14:07:07,674 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 14:07:07,674 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 14:07:07,675 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 14:07:07,675 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 14:07:07,675 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 14:07:07,676 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 14:07:07,679 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 14:07:07,680 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 14:07:07,680 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 14:07:07,680 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 14:07:07,680 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 14:07:07,681 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 14:07:07,681 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 14:07:07,681 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 14:07:07,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:07:07,682 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 14:07:07,683 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 14:07:07,683 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 14:07:07,683 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 14:07:07,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 14:07:07,684 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 14:07:07,684 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 14:07:07,684 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 14:07:07,685 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 14:07:07,685 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> abdf5eedefad76d9bd13f7d94286eab9c8ba6966165711daf80a608af314bb9b [2024-11-22 14:07:07,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 14:07:07,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 14:07:07,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 14:07:07,957 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 14:07:07,957 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 14:07:07,959 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness.i [2024-11-22 14:07:09,324 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 14:07:09,765 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 14:07:09,768 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness.i [2024-11-22 14:07:09,802 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7730caa47/609d60b5246a4e87a3b994c6b2912f1f/FLAGdbe83c87a [2024-11-22 14:07:09,818 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7730caa47/609d60b5246a4e87a3b994c6b2912f1f [2024-11-22 14:07:09,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 14:07:09,823 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 14:07:09,824 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 14:07:09,824 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 14:07:09,829 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 14:07:09,830 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:07:09" (1/1) ... [2024-11-22 14:07:09,830 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@414b2312 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:09, skipping insertion in model container [2024-11-22 14:07:09,831 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:07:09" (1/1) ... [2024-11-22 14:07:09,959 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 14:07:10,252 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_init_copy_harness.i[4496,4509] [2024-11-22 14:07:10,261 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_init_copy_harness.i[4556,4569] [2024-11-22 14:07:10,988 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:10,989 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:10,989 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:10,990 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:10,991 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,001 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,002 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,004 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,006 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,501 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,505 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:07:11,666 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 14:07:11,681 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_init_copy_harness.i[4496,4509] [2024-11-22 14:07:11,685 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_init_copy_harness.i[4556,4569] [2024-11-22 14:07:11,727 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,731 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,731 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,732 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,732 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,740 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,743 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,744 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,744 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,974 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2024-11-22 14:07:11,977 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,977 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:11,991 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2024-11-22 14:07:12,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:07:12,205 INFO L204 MainTranslator]: Completed translation [2024-11-22 14:07:12,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:12 WrapperNode [2024-11-22 14:07:12,206 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 14:07:12,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 14:07:12,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 14:07:12,207 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 14:07:12,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:12" (1/1) ... [2024-11-22 14:07:12,303 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:12" (1/1) ... [2024-11-22 14:07:12,390 INFO L138 Inliner]: procedures = 680, calls = 2622, calls flagged for inlining = 63, calls inlined = 11, statements flattened = 948 [2024-11-22 14:07:12,391 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 14:07:12,392 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 14:07:12,392 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 14:07:12,392 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 14:07:12,406 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:12" (1/1) ... [2024-11-22 14:07:12,406 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:12" (1/1) ... [2024-11-22 14:07:12,420 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:12" (1/1) ... [2024-11-22 14:07:12,502 INFO L175 MemorySlicer]: Split 566 memory accesses to 5 slices as follows [257, 2, 238, 63, 6]. 45 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [0, 2, 6, 9, 0]. The 503 writes are split as follows [257, 0, 232, 12, 2]. [2024-11-22 14:07:12,502 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:12" (1/1) ... [2024-11-22 14:07:12,502 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:12" (1/1) ... [2024-11-22 14:07:12,543 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:12" (1/1) ... [2024-11-22 14:07:12,553 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:12" (1/1) ... [2024-11-22 14:07:12,644 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:12" (1/1) ... [2024-11-22 14:07:12,652 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:12" (1/1) ... [2024-11-22 14:07:12,668 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 14:07:12,673 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 14:07:12,673 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 14:07:12,673 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 14:07:12,674 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:12" (1/1) ... [2024-11-22 14:07:12,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:07:12,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:07:12,708 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) [2024-11-22 14:07:12,711 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 [2024-11-22 14:07:12,757 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-22 14:07:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-22 14:07:12,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 14:07:12,760 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-22 14:07:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-22 14:07:12,760 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-22 14:07:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-22 14:07:12,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 14:07:12,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 14:07:12,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 14:07:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 14:07:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 14:07:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 14:07:12,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 14:07:12,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 14:07:12,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 14:07:12,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 14:07:12,762 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-22 14:07:12,762 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-22 14:07:12,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-22 14:07:12,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-22 14:07:12,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 14:07:12,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 14:07:12,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 14:07:12,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 14:07:12,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 14:07:12,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 14:07:12,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 14:07:12,763 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-22 14:07:12,763 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-22 14:07:12,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 14:07:12,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 14:07:12,764 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-22 14:07:12,764 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-22 14:07:12,764 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-22 14:07:12,764 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-22 14:07:12,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 14:07:12,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 14:07:12,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 14:07:12,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 14:07:12,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 14:07:12,765 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-22 14:07:12,765 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-22 14:07:12,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-22 14:07:12,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-22 14:07:12,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-22 14:07:12,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-22 14:07:12,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-22 14:07:12,766 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-22 14:07:12,766 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-22 14:07:12,766 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-22 14:07:12,766 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-22 14:07:12,766 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-22 14:07:12,766 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 14:07:12,766 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 14:07:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-22 14:07:12,767 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-22 14:07:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-22 14:07:12,767 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-22 14:07:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 14:07:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 14:07:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 14:07:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 14:07:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 14:07:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 14:07:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-22 14:07:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-22 14:07:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-22 14:07:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-22 14:07:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-22 14:07:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-22 14:07:12,768 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-22 14:07:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-22 14:07:12,768 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-22 14:07:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 14:07:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 14:07:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 14:07:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 14:07:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 14:07:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 14:07:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 14:07:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 14:07:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 14:07:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 14:07:13,085 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 14:07:13,087 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 14:07:21,494 INFO L? ?]: Removed 155 outVars from TransFormulas that were not future-live. [2024-11-22 14:07:21,494 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 14:07:21,509 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 14:07:21,509 INFO L316 CfgBuilder]: Removed 7 assume(true) statements. [2024-11-22 14:07:21,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:07:21 BoogieIcfgContainer [2024-11-22 14:07:21,510 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 14:07:21,512 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 14:07:21,512 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 14:07:21,515 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 14:07:21,515 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:07:09" (1/3) ... [2024-11-22 14:07:21,516 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b120d3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:07:21, skipping insertion in model container [2024-11-22 14:07:21,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:12" (2/3) ... [2024-11-22 14:07:21,517 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b120d3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:07:21, skipping insertion in model container [2024-11-22 14:07:21,517 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:07:21" (3/3) ... [2024-11-22 14:07:21,518 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_init_copy_harness.i [2024-11-22 14:07:21,534 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 14:07:21,534 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 14:07:21,608 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 14:07:21,615 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;@262a9042, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 14:07:21,616 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 14:07:21,620 INFO L276 IsEmpty]: Start isEmpty. Operand has 185 states, 122 states have (on average 1.221311475409836) internal successors, (149), 121 states have internal predecessors, (149), 49 states have call successors, (49), 15 states have call predecessors, (49), 15 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2024-11-22 14:07:21,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-22 14:07:21,634 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 14:07:21,635 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1] [2024-11-22 14:07:21,636 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 14:07:21,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 14:07:21,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1965116141, now seen corresponding path program 1 times [2024-11-22 14:07:21,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 14:07:21,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643119234] [2024-11-22 14:07:21,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:07:21,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 14:08:35,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 14:08:36,859 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-22 14:08:36,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 14:08:36,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643119234] [2024-11-22 14:08:36,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643119234] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 14:08:36,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1823516998] [2024-11-22 14:08:36,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:08:36,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 14:08:36,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:08:36,867 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) [2024-11-22 14:08:36,869 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process