./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 3061b6dc 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_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-3061b6d-m [2024-11-19 02:07:50,307 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:07:50,373 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:07:50,377 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:07:50,377 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:07:50,395 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:07:50,396 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:07:50,396 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:07:50,397 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:07:50,399 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:07:50,399 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:07:50,399 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:07:50,400 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:07:50,400 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:07:50,401 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:07:50,401 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:07:50,401 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:07:50,402 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:07:50,402 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:07:50,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:07:50,403 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:07:50,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:07:50,404 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:07:50,404 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:07:50,405 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:07:50,405 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:07:50,405 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:07:50,406 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:07:50,406 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:07:50,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:07:50,407 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:07:50,407 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:07:50,407 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:07:50,408 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:07:50,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:07:50,408 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:07:50,408 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:07:50,409 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:07:50,409 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:07:50,409 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> abdf5eedefad76d9bd13f7d94286eab9c8ba6966165711daf80a608af314bb9b [2024-11-19 02:07:50,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:07:50,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:07:50,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:07:50,693 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:07:50,694 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:07:50,695 INFO L431 ainManager$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 [2024-11-19 02:07:52,155 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:07:52,628 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:07:52,631 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness.i [2024-11-19 02:07:52,676 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66cc05a85/636bbfed3b03465fb0f62de46a2795ee/FLAG0a27c96b1 [2024-11-19 02:07:52,694 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66cc05a85/636bbfed3b03465fb0f62de46a2795ee [2024-11-19 02:07:52,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:07:52,700 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:07:52,704 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:07:52,704 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:07:52,711 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:07:52,711 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:07:52" (1/1) ... [2024-11-19 02:07:52,712 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48e70b6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:52, skipping insertion in model container [2024-11-19 02:07:52,713 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:07:52" (1/1) ... [2024-11-19 02:07:52,885 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:07:53,190 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] [2024-11-19 02:07:53,198 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] [2024-11-19 02:07:53,983 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:53,985 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:53,986 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:53,986 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:53,987 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,005 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,008 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,009 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,011 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,539 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,539 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:07:54,676 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:07:54,691 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] [2024-11-19 02:07:54,696 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] [2024-11-19 02:07:54,741 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,741 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,742 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,742 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,743 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,748 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,749 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,749 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,750 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,916 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2024-11-19 02:07:54,919 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,919 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:54,931 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2024-11-19 02:07:54,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:07:55,128 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:07:55,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:55 WrapperNode [2024-11-19 02:07:55,129 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:07:55,130 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:07:55,130 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:07:55,130 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:07:55,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:55" (1/1) ... [2024-11-19 02:07:55,232 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:55" (1/1) ... [2024-11-19 02:07:55,325 INFO L138 Inliner]: procedures = 680, calls = 2622, calls flagged for inlining = 63, calls inlined = 11, statements flattened = 948 [2024-11-19 02:07:55,326 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:07:55,327 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:07:55,327 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:07:55,328 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:07:55,338 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:55" (1/1) ... [2024-11-19 02:07:55,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:55" (1/1) ... [2024-11-19 02:07:55,358 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:55" (1/1) ... [2024-11-19 02:07:55,444 INFO L175 MemorySlicer]: Split 566 memory accesses to 5 slices as follows [257, 2, 238, 6, 63]. 45 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [0, 2, 6, 0, 9]. The 503 writes are split as follows [257, 0, 232, 2, 12]. [2024-11-19 02:07:55,445 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:55" (1/1) ... [2024-11-19 02:07:55,445 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:55" (1/1) ... [2024-11-19 02:07:55,488 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:55" (1/1) ... [2024-11-19 02:07:55,500 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:55" (1/1) ... [2024-11-19 02:07:55,512 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:55" (1/1) ... [2024-11-19 02:07:55,517 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:55" (1/1) ... [2024-11-19 02:07:55,531 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:07:55,532 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:07:55,532 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:07:55,532 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:07:55,533 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:55" (1/1) ... [2024-11-19 02:07:55,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:07:55,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:07:55,575 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) [2024-11-19 02:07:55,581 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 [2024-11-19 02:07:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-19 02:07:55,630 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-19 02:07:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:07:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-19 02:07:55,632 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-19 02:07:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-19 02:07:55,632 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-19 02:07:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 02:07:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 02:07:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 02:07:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 02:07:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 02:07:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 02:07:55,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 02:07:55,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 02:07:55,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 02:07:55,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 02:07:55,635 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-19 02:07:55,635 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-19 02:07:55,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:07:55,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:07:55,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:07:55,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:07:55,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 02:07:55,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 02:07:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 02:07:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 02:07:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 02:07:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-19 02:07:55,636 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-19 02:07:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:07:55,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:07:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:07:55,636 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:07:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-19 02:07:55,637 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-19 02:07:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 02:07:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 02:07:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 02:07:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 02:07:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 02:07:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-19 02:07:55,638 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-19 02:07:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-19 02:07:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-19 02:07:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-19 02:07:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-19 02:07:55,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-19 02:07:55,639 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-19 02:07:55,639 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-19 02:07:55,639 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-19 02:07:55,639 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-19 02:07:55,639 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-19 02:07:55,640 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:07:55,640 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:07:55,640 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-19 02:07:55,640 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-19 02:07:55,640 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-19 02:07:55,640 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-19 02:07:55,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:07:55,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 02:07:55,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 02:07:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 02:07:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 02:07:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 02:07:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:07:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:07:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:07:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:07:55,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 02:07:55,642 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-19 02:07:55,642 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-19 02:07:55,642 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-19 02:07:55,642 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-19 02:07:55,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 02:07:55,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 02:07:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 02:07:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 02:07:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 02:07:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:07:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:07:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:07:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:07:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 02:07:55,970 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:07:55,975 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:08:04,319 INFO L? ?]: Removed 155 outVars from TransFormulas that were not future-live. [2024-11-19 02:08:04,322 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:08:04,342 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:08:04,342 INFO L316 CfgBuilder]: Removed 7 assume(true) statements. [2024-11-19 02:08:04,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:08:04 BoogieIcfgContainer [2024-11-19 02:08:04,343 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:08:04,345 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:08:04,345 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:08:04,348 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:08:04,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:07:52" (1/3) ... [2024-11-19 02:08:04,349 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b3d89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:08:04, skipping insertion in model container [2024-11-19 02:08:04,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:55" (2/3) ... [2024-11-19 02:08:04,350 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b3d89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:08:04, skipping insertion in model container [2024-11-19 02:08:04,350 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:08:04" (3/3) ... [2024-11-19 02:08:04,351 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_init_copy_harness.i [2024-11-19 02:08:04,367 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:08:04,368 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:08:04,437 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:08:04,442 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;@dcc1645, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:08:04,443 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:08:04,448 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) [2024-11-19 02:08:04,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-19 02:08:04,463 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:08:04,464 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] [2024-11-19 02:08:04,465 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:08:04,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:08:04,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1965116141, now seen corresponding path program 1 times [2024-11-19 02:08:04,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:08:04,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036196054] [2024-11-19 02:08:04,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:08:04,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:09:19,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:09:20,271 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-19 02:09:20,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:09:20,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036196054] [2024-11-19 02:09:20,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036196054] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:09:20,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1507338132] [2024-11-19 02:09:20,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:09:20,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:09:20,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:09:20,278 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) [2024-11-19 02:09:20,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process