./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_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_append_dynamic_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 70fdf4888600bb48b8cb4af60c2a43959940f60808ef921b3b5f10a980e62d04 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:04:22,351 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:04:22,422 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:04:22,426 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:04:22,427 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:04:22,457 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:04:22,458 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:04:22,458 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:04:22,459 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:04:22,460 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:04:22,460 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:04:22,460 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:04:22,461 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:04:22,461 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:04:22,462 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:04:22,462 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:04:22,465 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:04:22,465 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:04:22,466 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:04:22,466 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:04:22,466 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:04:22,470 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:04:22,471 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:04:22,471 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:04:22,471 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:04:22,472 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:04:22,472 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:04:22,472 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:04:22,473 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:04:22,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:04:22,473 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:04:22,473 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:04:22,474 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:04:22,474 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:04:22,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:04:22,475 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:04:22,475 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:04:22,475 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:04:22,476 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:04:22,476 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70fdf4888600bb48b8cb4af60c2a43959940f60808ef921b3b5f10a980e62d04 [2024-11-19 02:04:22,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:04:22,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:04:22,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:04:22,765 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:04:22,765 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:04:22,767 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.i [2024-11-19 02:04:24,302 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:04:24,778 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:04:24,779 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness_negated.i [2024-11-19 02:04:24,826 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2371aa63/c08d53e732f847eca3f3e36a5c7cd7a3/FLAG9217ae3a6 [2024-11-19 02:04:24,884 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2371aa63/c08d53e732f847eca3f3e36a5c7cd7a3 [2024-11-19 02:04:24,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:04:24,887 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:04:24,888 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:04:24,888 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:04:24,917 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:04:24,918 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:04:24" (1/1) ... [2024-11-19 02:04:24,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45c181a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:24, skipping insertion in model container [2024-11-19 02:04:24,919 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:04:24" (1/1) ... [2024-11-19 02:04:25,044 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:04:25,368 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_append_dynamic_harness_negated.i[4501,4514] [2024-11-19 02:04:25,379 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_append_dynamic_harness_negated.i[4561,4574] [2024-11-19 02:04:26,115 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,116 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,117 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,117 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,118 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,133 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,134 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,135 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,136 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,546 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,547 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,645 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,646 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:04:26,817 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:04:26,833 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_append_dynamic_harness_negated.i[4501,4514] [2024-11-19 02:04:26,833 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_append_dynamic_harness_negated.i[4561,4574] [2024-11-19 02:04:26,883 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,885 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,886 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,886 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,887 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,898 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,902 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,904 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:26,904 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:27,059 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:27,060 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:27,103 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8265] [2024-11-19 02:04:27,105 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:27,106 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:27,123 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8751-8762] [2024-11-19 02:04:27,141 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:04:27,384 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:04:27,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:27 WrapperNode [2024-11-19 02:04:27,385 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:04:27,386 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:04:27,387 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:04:27,387 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:04:27,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:27" (1/1) ... [2024-11-19 02:04:27,501 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:27" (1/1) ... [2024-11-19 02:04:27,597 INFO L138 Inliner]: procedures = 680, calls = 2637, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 1080 [2024-11-19 02:04:27,598 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:04:27,602 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:04:27,602 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:04:27,602 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:04:27,613 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:27" (1/1) ... [2024-11-19 02:04:27,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:27" (1/1) ... [2024-11-19 02:04:27,625 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:27" (1/1) ... [2024-11-19 02:04:27,695 INFO L175 MemorySlicer]: Split 595 memory accesses to 9 slices as follows [47, 2, 257, 238, 9, 5, 25, 8, 4]. 43 percent of accesses are in the largest equivalence class. The 26 initializations are split as follows [4, 2, 0, 6, 5, 1, 2, 4, 2]. The 497 writes are split as follows [5, 0, 257, 232, 1, 1, 1, 0, 0]. [2024-11-19 02:04:27,699 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:27" (1/1) ... [2024-11-19 02:04:27,700 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:27" (1/1) ... [2024-11-19 02:04:27,746 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:27" (1/1) ... [2024-11-19 02:04:27,751 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:27" (1/1) ... [2024-11-19 02:04:27,761 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:27" (1/1) ... [2024-11-19 02:04:27,768 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:27" (1/1) ... [2024-11-19 02:04:27,827 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:04:27,828 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:04:27,828 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:04:27,828 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:04:27,830 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:27" (1/1) ... [2024-11-19 02:04:27,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:04:27,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:04:27,865 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 02:04:27,870 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 02:04:27,914 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-19 02:04:27,915 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-19 02:04:27,917 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-19 02:04:27,917 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-19 02:04:27,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:04:27,917 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-19 02:04:27,917 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-19 02:04:27,917 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-19 02:04:27,918 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-19 02:04:27,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 02:04:27,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 02:04:27,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 02:04:27,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 02:04:27,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 02:04:27,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 02:04:27,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-19 02:04:27,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-19 02:04:27,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-19 02:04:27,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 02:04:27,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 02:04:27,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 02:04:27,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 02:04:27,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 02:04:27,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 02:04:27,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-19 02:04:27,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-19 02:04:27,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-19 02:04:27,921 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-19 02:04:27,921 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-19 02:04:27,921 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:04:27,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:04:27,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:04:27,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:04:27,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 02:04:27,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 02:04:27,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 02:04:27,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 02:04:27,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 02:04:27,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 02:04:27,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-19 02:04:27,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-19 02:04:27,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-19 02:04:27,924 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-19 02:04:27,924 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-19 02:04:27,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:04:27,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:04:27,925 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:04:27,925 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:04:27,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 02:04:27,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 02:04:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 02:04:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 02:04:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 02:04:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 02:04:27,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-19 02:04:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-19 02:04:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-19 02:04:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-19 02:04:27,927 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-19 02:04:27,927 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-19 02:04:27,928 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-19 02:04:27,928 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:04:27,928 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:04:27,928 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-19 02:04:27,928 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-19 02:04:27,928 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-19 02:04:27,928 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-19 02:04:27,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:04:27,928 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-19 02:04:27,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-19 02:04:27,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 02:04:27,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 02:04:27,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 02:04:27,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 02:04:27,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 02:04:27,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 02:04:27,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-19 02:04:27,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-19 02:04:27,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-19 02:04:27,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:04:27,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:04:27,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:04:27,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:04:27,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 02:04:27,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-19 02:04:27,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-19 02:04:27,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-19 02:04:27,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-19 02:04:27,932 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-19 02:04:27,932 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-19 02:04:27,932 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-19 02:04:27,932 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-19 02:04:27,932 INFO L130 BoogieDeclarations]: Found specification of procedure assert_bytes_match [2024-11-19 02:04:27,932 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_bytes_match [2024-11-19 02:04:27,932 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-19 02:04:27,933 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-19 02:04:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 02:04:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 02:04:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 02:04:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 02:04:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 02:04:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 02:04:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-19 02:04:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-19 02:04:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-19 02:04:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:04:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:04:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:04:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:04:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 02:04:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 02:04:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-19 02:04:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-19 02:04:27,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-19 02:04:28,299 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:04:28,303 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:04:36,779 INFO L? ?]: Removed 141 outVars from TransFormulas that were not future-live. [2024-11-19 02:04:36,779 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:04:36,800 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:04:36,801 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-19 02:04:36,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:04:36 BoogieIcfgContainer [2024-11-19 02:04:36,803 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:04:36,805 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:04:36,805 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:04:36,808 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:04:36,808 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:04:24" (1/3) ... [2024-11-19 02:04:36,809 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@175310ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:04:36, skipping insertion in model container [2024-11-19 02:04:36,809 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:27" (2/3) ... [2024-11-19 02:04:36,811 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@175310ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:04:36, skipping insertion in model container [2024-11-19 02:04:36,811 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:04:36" (3/3) ... [2024-11-19 02:04:36,813 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_append_dynamic_harness_negated.i [2024-11-19 02:04:36,828 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:04:36,828 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:04:36,933 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:04:36,942 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;@3e0f3244, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:04:36,943 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:04:36,948 INFO L276 IsEmpty]: Start isEmpty. Operand has 248 states, 156 states have (on average 1.2371794871794872) internal successors, (193), 157 states have internal predecessors, (193), 72 states have call successors, (72), 18 states have call predecessors, (72), 18 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-19 02:04:36,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-19 02:04:36,963 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:04:36,964 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 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, 1, 1] [2024-11-19 02:04:36,964 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:04:36,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:04:36,971 INFO L85 PathProgramCache]: Analyzing trace with hash 2028514092, now seen corresponding path program 1 times [2024-11-19 02:04:36,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:04:36,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155630662] [2024-11-19 02:04:36,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:04:36,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:05:53,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:05:53,964 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-19 02:05:53,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:05:53,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155630662] [2024-11-19 02:05:53,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155630662] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:05:53,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [359301291] [2024-11-19 02:05:53,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:05:53,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:05:53,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:05:53,969 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 02:05:53,970 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process