./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.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_write_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 983481f5e23e9dbaf95892c19981dd4a39c2fab33de5cb70c70e0ce781cf6fc6 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:11:07,580 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:11:07,660 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:11:07,667 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:11:07,668 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:11:07,689 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:11:07,689 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:11:07,690 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:11:07,690 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:11:07,691 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:11:07,691 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:11:07,691 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:11:07,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:11:07,692 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:11:07,693 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:11:07,693 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:11:07,693 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:11:07,694 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:11:07,696 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:11:07,697 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:11:07,700 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:11:07,700 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:11:07,701 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:11:07,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:11:07,701 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:11:07,701 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:11:07,701 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:11:07,702 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:11:07,702 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:11:07,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:11:07,702 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:11:07,702 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:11:07,703 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:11:07,703 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:11:07,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:11:07,703 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:11:07,703 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:11:07,704 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:11:07,704 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:11:07,704 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983481f5e23e9dbaf95892c19981dd4a39c2fab33de5cb70c70e0ce781cf6fc6 [2024-11-19 02:11:07,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:11:07,964 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:11:07,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:11:07,968 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:11:07,969 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:11:07,970 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i [2024-11-19 02:11:09,352 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:11:09,809 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:11:09,810 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i [2024-11-19 02:11:09,863 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/978e01a24/248b16ff5a6a4adca042feedc21a87a7/FLAG450fa84b7 [2024-11-19 02:11:09,922 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/978e01a24/248b16ff5a6a4adca042feedc21a87a7 [2024-11-19 02:11:09,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:11:09,933 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:11:09,937 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:11:09,937 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:11:09,945 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:11:09,950 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:11:09" (1/1) ... [2024-11-19 02:11:09,950 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14b23b65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:11:09, skipping insertion in model container [2024-11-19 02:11:09,951 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:11:09" (1/1) ... [2024-11-19 02:11:10,064 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:11:10,354 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i[4492,4505] [2024-11-19 02:11:10,361 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i[4552,4565] [2024-11-19 02:11:10,990 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:10,994 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:10,995 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:10,996 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:10,998 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,012 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,013 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,015 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,015 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,453 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,454 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,534 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:11:11,603 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:11:11,619 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i[4492,4505] [2024-11-19 02:11:11,623 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_harness_negated.i[4552,4565] [2024-11-19 02:11:11,666 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,667 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,667 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,667 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,668 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,673 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,674 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,675 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,675 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,834 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-11-19 02:11:11,838 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,838 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:11:11,850 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-11-19 02:11:11,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:11:12,112 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:11:12,112 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:11:12 WrapperNode [2024-11-19 02:11:12,113 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:11:12,114 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:11:12,114 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:11:12,114 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:11:12,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:11:12" (1/1) ... [2024-11-19 02:11:12,238 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:11:12" (1/1) ... [2024-11-19 02:11:12,326 INFO L138 Inliner]: procedures = 679, calls = 2631, calls flagged for inlining = 61, calls inlined = 8, statements flattened = 873 [2024-11-19 02:11:12,327 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:11:12,328 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:11:12,328 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:11:12,328 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:11:12,339 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:11:12" (1/1) ... [2024-11-19 02:11:12,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:11:12" (1/1) ... [2024-11-19 02:11:12,349 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:11:12" (1/1) ... [2024-11-19 02:11:12,437 INFO L175 MemorySlicer]: Split 562 memory accesses to 6 slices as follows [2, 257, 238, 6, 10, 49]. 46 percent of accesses are in the largest equivalence class. The 21 initializations are split as follows [2, 0, 6, 0, 5, 8]. The 495 writes are split as follows [0, 257, 232, 2, 1, 3]. [2024-11-19 02:11:12,437 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:11:12" (1/1) ... [2024-11-19 02:11:12,438 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:11:12" (1/1) ... [2024-11-19 02:11:12,485 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:11:12" (1/1) ... [2024-11-19 02:11:12,494 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:11:12" (1/1) ... [2024-11-19 02:11:12,563 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:11:12" (1/1) ... [2024-11-19 02:11:12,574 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:11:12" (1/1) ... [2024-11-19 02:11:12,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:11:12,588 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:11:12,588 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:11:12,588 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:11:12,590 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:11:12" (1/1) ... [2024-11-19 02:11:12,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:11:12,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:11:12,624 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 02:11:12,628 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 02:11:12,675 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-19 02:11:12,676 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-19 02:11:12,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:11:12,677 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-19 02:11:12,677 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-19 02:11:12,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-19 02:11:12,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-19 02:11:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-19 02:11:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-19 02:11:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-19 02:11:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-19 02:11:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-19 02:11:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-19 02:11:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-19 02:11:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-19 02:11:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-19 02:11:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-19 02:11:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 02:11:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 02:11:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 02:11:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 02:11:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 02:11:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 02:11:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 02:11:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 02:11:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 02:11:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 02:11:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 02:11:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 02:11:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-19 02:11:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-19 02:11:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-19 02:11:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-19 02:11:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-19 02:11:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-19 02:11:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-19 02:11:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-19 02:11:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-19 02:11:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-19 02:11:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-19 02:11:12,684 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-19 02:11:12,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:11:12,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:11:12,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:11:12,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:11:12,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 02:11:12,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 02:11:12,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 02:11:12,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 02:11:12,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 02:11:12,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 02:11:12,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:11:12,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:11:12,687 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:11:12,687 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:11:12,687 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-19 02:11:12,687 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-19 02:11:12,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-19 02:11:12,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-19 02:11:12,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-19 02:11:12,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-19 02:11:12,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-19 02:11:12,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-19 02:11:12,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 02:11:12,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 02:11:12,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 02:11:12,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 02:11:12,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 02:11:12,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 02:11:12,689 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:11:12,690 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:11:12,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:11:12,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 02:11:12,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 02:11:12,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 02:11:12,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 02:11:12,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 02:11:12,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 02:11:12,692 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2024-11-19 02:11:12,692 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2024-11-19 02:11:12,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:11:12,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:11:12,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:11:12,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:11:12,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 02:11:12,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-19 02:11:12,693 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-19 02:11:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-19 02:11:12,693 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-19 02:11:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-19 02:11:12,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 02:11:12,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 02:11:12,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 02:11:12,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 02:11:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 02:11:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 02:11:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-19 02:11:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-19 02:11:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-19 02:11:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-19 02:11:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-19 02:11:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-19 02:11:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:11:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:11:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:11:12,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:11:12,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 02:11:12,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 02:11:13,038 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:11:13,041 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:11:21,728 INFO L? ?]: Removed 194 outVars from TransFormulas that were not future-live. [2024-11-19 02:11:21,729 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:11:21,745 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:11:21,745 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-19 02:11:21,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:11:21 BoogieIcfgContainer [2024-11-19 02:11:21,746 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:11:21,749 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:11:21,750 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:11:21,753 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:11:21,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:11:09" (1/3) ... [2024-11-19 02:11:21,754 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5729a241 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:11:21, skipping insertion in model container [2024-11-19 02:11:21,754 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:11:12" (2/3) ... [2024-11-19 02:11:21,755 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5729a241 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:11:21, skipping insertion in model container [2024-11-19 02:11:21,756 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:11:21" (3/3) ... [2024-11-19 02:11:21,757 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_harness_negated.i [2024-11-19 02:11:21,775 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:11:21,776 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:11:21,850 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:11:21,858 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;@4855e983, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:11:21,859 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:11:21,863 INFO L276 IsEmpty]: Start isEmpty. Operand has 129 states, 85 states have (on average 1.2705882352941176) internal successors, (108), 86 states have internal predecessors, (108), 32 states have call successors, (32), 10 states have call predecessors, (32), 10 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-19 02:11:21,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-19 02:11:21,877 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:11:21,878 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 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] [2024-11-19 02:11:21,881 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:11:21,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:11:21,888 INFO L85 PathProgramCache]: Analyzing trace with hash -1745725323, now seen corresponding path program 1 times [2024-11-19 02:11:21,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:11:21,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280667166] [2024-11-19 02:11:21,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:11:21,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:12:37,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:12:38,699 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-19 02:12:38,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:12:38,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280667166] [2024-11-19 02:12:38,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280667166] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:12:38,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1145269039] [2024-11-19 02:12:38,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:12:38,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:12:38,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:12:38,705 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 02:12:38,709 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process