./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f 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_be64_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 67d1a487274559e4508e3940adaf209d6702fe4c4ecbf4574241f4dfc45cddf7 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 08:44:23,412 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 08:44:23,496 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-12 08:44:23,500 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 08:44:23,501 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 08:44:23,526 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 08:44:23,527 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 08:44:23,528 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 08:44:23,529 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 08:44:23,530 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 08:44:23,531 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 08:44:23,532 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 08:44:23,532 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 08:44:23,533 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 08:44:23,533 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 08:44:23,534 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 08:44:23,534 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 08:44:23,535 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 08:44:23,535 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 08:44:23,535 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 08:44:23,535 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 08:44:23,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 08:44:23,536 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 08:44:23,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 08:44:23,537 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 08:44:23,538 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 08:44:23,538 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 08:44:23,538 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 08:44:23,539 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 08:44:23,539 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 08:44:23,539 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 08:44:23,540 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 08:44:23,540 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 08:44:23,540 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 08:44:23,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 08:44:23,541 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 08:44:23,541 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 08:44:23,542 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 08:44:23,542 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 08:44:23,542 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67d1a487274559e4508e3940adaf209d6702fe4c4ecbf4574241f4dfc45cddf7 [2024-11-12 08:44:23,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 08:44:23,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 08:44:23,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 08:44:23,857 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 08:44:23,858 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 08:44:23,859 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i [2024-11-12 08:44:25,378 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 08:44:25,846 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 08:44:25,847 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be64_harness_negated.i [2024-11-12 08:44:25,887 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30d23861d/b2a0126e27754fb4bc4db3eb5736b0d4/FLAG26b6f0066 [2024-11-12 08:44:25,905 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30d23861d/b2a0126e27754fb4bc4db3eb5736b0d4 [2024-11-12 08:44:25,908 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 08:44:25,930 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 08:44:25,932 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 08:44:25,932 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 08:44:25,949 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 08:44:25,949 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:44:25" (1/1) ... [2024-11-12 08:44:25,950 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@724cc14e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:25, skipping insertion in model container [2024-11-12 08:44:25,950 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:44:25" (1/1) ... [2024-11-12 08:44:26,077 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 08:44:26,353 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_be64_harness_negated.i[4497,4510] [2024-11-12 08:44:26,363 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_be64_harness_negated.i[4557,4570] [2024-11-12 08:44:27,048 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,049 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,049 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,050 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,051 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,071 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,071 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,073 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,074 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,638 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,639 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 08:44:27,778 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 08:44:27,792 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_be64_harness_negated.i[4497,4510] [2024-11-12 08:44:27,793 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_be64_harness_negated.i[4557,4570] [2024-11-12 08:44:27,855 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,855 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,855 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,856 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,856 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,862 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,862 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,863 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:27,863 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:28,018 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8259] [2024-11-12 08:44:28,020 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:28,021 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:28,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8745-8756] [2024-11-12 08:44:28,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 08:44:28,319 INFO L204 MainTranslator]: Completed translation [2024-11-12 08:44:28,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:28 WrapperNode [2024-11-12 08:44:28,320 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 08:44:28,321 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 08:44:28,321 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 08:44:28,321 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 08:44:28,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:28" (1/1) ... [2024-11-12 08:44:28,432 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:28" (1/1) ... [2024-11-12 08:44:28,527 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 62, calls inlined = 9, statements flattened = 871 [2024-11-12 08:44:28,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 08:44:28,530 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 08:44:28,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 08:44:28,530 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 08:44:28,543 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:28" (1/1) ... [2024-11-12 08:44:28,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:28" (1/1) ... [2024-11-12 08:44:28,559 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:28" (1/1) ... [2024-11-12 08:44:28,654 INFO L175 MemorySlicer]: Split 564 memory accesses to 8 slices as follows [257, 2, 47, 238, 6, 4, 8, 2]. 46 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [0, 2, 8, 6, 0, 0, 5, 1]. The 497 writes are split as follows [257, 0, 3, 232, 2, 2, 1, 0]. [2024-11-12 08:44:28,655 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:28" (1/1) ... [2024-11-12 08:44:28,656 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:28" (1/1) ... [2024-11-12 08:44:28,689 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:28" (1/1) ... [2024-11-12 08:44:28,695 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:28" (1/1) ... [2024-11-12 08:44:28,711 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:28" (1/1) ... [2024-11-12 08:44:28,727 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:28" (1/1) ... [2024-11-12 08:44:28,746 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 08:44:28,748 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 08:44:28,748 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 08:44:28,748 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 08:44:28,750 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:28" (1/1) ... [2024-11-12 08:44:28,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 08:44:28,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 08:44:28,785 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) [2024-11-12 08:44:28,787 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 [2024-11-12 08:44:28,836 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2024-11-12 08:44:28,838 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2024-11-12 08:44:28,838 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-12 08:44:28,838 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-12 08:44:28,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-12 08:44:28,838 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-12 08:44:28,839 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-12 08:44:28,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-12 08:44:28,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-12 08:44:28,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-12 08:44:28,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-12 08:44:28,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-12 08:44:28,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-12 08:44:28,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-12 08:44:28,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-12 08:44:28,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-12 08:44:28,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-12 08:44:28,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-12 08:44:28,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-12 08:44:28,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-12 08:44:28,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-12 08:44:28,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-12 08:44:28,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-12 08:44:28,841 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-12 08:44:28,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-12 08:44:28,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-12 08:44:28,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 08:44:28,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-12 08:44:28,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-12 08:44:28,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-12 08:44:28,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-12 08:44:28,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-12 08:44:28,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-12 08:44:28,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-12 08:44:28,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-12 08:44:28,843 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-12 08:44:28,843 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-12 08:44:28,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 08:44:28,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 08:44:28,843 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-12 08:44:28,843 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-12 08:44:28,843 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-12 08:44:28,843 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-12 08:44:28,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-12 08:44:28,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-12 08:44:28,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-12 08:44:28,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-12 08:44:28,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-12 08:44:28,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-12 08:44:28,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-12 08:44:28,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-12 08:44:28,844 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 08:44:28,844 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 08:44:28,844 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-12 08:44:28,844 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-12 08:44:28,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-12 08:44:28,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-12 08:44:28,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-12 08:44:28,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-12 08:44:28,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-12 08:44:28,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-12 08:44:28,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-12 08:44:28,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-12 08:44:28,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-12 08:44:28,847 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2024-11-12 08:44:28,847 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2024-11-12 08:44:28,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-12 08:44:28,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-12 08:44:28,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-12 08:44:28,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-12 08:44:28,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-12 08:44:28,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-12 08:44:28,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-12 08:44:28,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-12 08:44:28,848 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-12 08:44:28,849 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-12 08:44:28,849 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-12 08:44:28,849 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-12 08:44:28,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-12 08:44:28,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-12 08:44:28,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-12 08:44:28,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-12 08:44:28,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-12 08:44:28,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-12 08:44:28,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-12 08:44:28,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-12 08:44:28,851 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2024-11-12 08:44:28,851 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2024-11-12 08:44:28,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 08:44:28,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-12 08:44:28,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-12 08:44:28,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-12 08:44:28,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-12 08:44:28,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-12 08:44:28,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-12 08:44:28,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-12 08:44:29,244 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 08:44:29,248 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 08:44:37,908 INFO L? ?]: Removed 112 outVars from TransFormulas that were not future-live. [2024-11-12 08:44:37,908 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 08:44:37,929 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 08:44:37,930 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 08:44:37,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:44:37 BoogieIcfgContainer [2024-11-12 08:44:37,930 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 08:44:37,934 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 08:44:37,934 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 08:44:37,939 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 08:44:37,939 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 08:44:25" (1/3) ... [2024-11-12 08:44:37,940 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77b9e1cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:44:37, skipping insertion in model container [2024-11-12 08:44:37,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:28" (2/3) ... [2024-11-12 08:44:37,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77b9e1cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:44:37, skipping insertion in model container [2024-11-12 08:44:37,942 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:44:37" (3/3) ... [2024-11-12 08:44:37,944 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_be64_harness_negated.i [2024-11-12 08:44:37,963 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 08:44:37,963 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 08:44:38,037 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 08:44:38,044 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;@76866c40, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 08:44:38,044 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 08:44:38,049 INFO L276 IsEmpty]: Start isEmpty. Operand has 151 states, 99 states have (on average 1.2323232323232323) internal successors, (122), 100 states have internal predecessors, (122), 37 states have call successors, (37), 13 states have call predecessors, (37), 13 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-12 08:44:38,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-12 08:44:38,060 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:44:38,061 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 08:44:38,062 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 08:44:38,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:44:38,068 INFO L85 PathProgramCache]: Analyzing trace with hash -1920013511, now seen corresponding path program 1 times [2024-11-12 08:44:38,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:44:38,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818776025] [2024-11-12 08:44:38,081 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:44:38,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 08:45:57,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:58,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:45:58,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:58,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 08:45:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:58,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-12 08:45:58,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:58,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 08:45:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:58,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:45:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:58,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 08:45:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:58,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 08:45:58,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:58,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-12 08:45:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:58,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-12 08:45:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:58,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-12 08:45:58,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:58,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:45:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:58,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 08:45:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:58,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-12 08:45:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:58,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 08:45:58,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:58,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-12 08:45:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:58,495 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-12 08:45:58,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 08:45:58,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818776025] [2024-11-12 08:45:58,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818776025] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 08:45:58,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 08:45:58,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 08:45:58,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442515451] [2024-11-12 08:45:58,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 08:45:58,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 08:45:58,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 08:45:58,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 08:45:58,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 08:45:58,533 INFO L87 Difference]: Start difference. First operand has 151 states, 99 states have (on average 1.2323232323232323) internal successors, (122), 100 states have internal predecessors, (122), 37 states have call successors, (37), 13 states have call predecessors, (37), 13 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-12 08:46:02,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers []