./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_array_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_array_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9b31a0de2b621799e7704a1edbde99c549dd0681127022ee400e76db9f90281d --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:06:24,948 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:06:25,043 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:06:25,049 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:06:25,050 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:06:25,078 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:06:25,079 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:06:25,079 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:06:25,080 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:06:25,082 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:06:25,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:06:25,083 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:06:25,083 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:06:25,083 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:06:25,084 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:06:25,084 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:06:25,088 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:06:25,088 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:06:25,089 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:06:25,089 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:06:25,089 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:06:25,090 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:06:25,090 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:06:25,090 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:06:25,090 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:06:25,091 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:06:25,091 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:06:25,091 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:06:25,091 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:06:25,091 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:06:25,092 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:06:25,092 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:06:25,092 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:06:25,092 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:06:25,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:06:25,093 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:06:25,095 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:06:25,096 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:06:25,096 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:06:25,096 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b31a0de2b621799e7704a1edbde99c549dd0681127022ee400e76db9f90281d [2024-11-19 02:06:25,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:06:25,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:06:25,364 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:06:25,366 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:06:25,366 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:06:25,367 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_array_harness.i [2024-11-19 02:06:26,778 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:06:27,314 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:06:27,315 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_array_harness.i [2024-11-19 02:06:27,362 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e137ab39/68bcfa68dc054e8fa04591987924634e/FLAGcb9fd11d2 [2024-11-19 02:06:27,382 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e137ab39/68bcfa68dc054e8fa04591987924634e [2024-11-19 02:06:27,385 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:06:27,388 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:06:27,389 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:06:27,390 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:06:27,395 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:06:27,396 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:06:27" (1/1) ... [2024-11-19 02:06:27,399 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f110349 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:06:27, skipping insertion in model container [2024-11-19 02:06:27,399 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:06:27" (1/1) ... [2024-11-19 02:06:27,502 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:06:27,854 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_from_array_harness.i[4497,4510] [2024-11-19 02:06:27,865 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_from_array_harness.i[4557,4570] [2024-11-19 02:06:28,741 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:28,742 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:28,742 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:28,743 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:28,754 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:28,795 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:28,802 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:28,804 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:28,805 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:29,371 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:29,374 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:29,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:06:29,498 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:06:29,516 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_from_array_harness.i[4497,4510] [2024-11-19 02:06:29,516 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_from_array_harness.i[4557,4570] [2024-11-19 02:06:29,560 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:29,560 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:29,561 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:29,561 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:29,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:29,566 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:29,566 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:29,567 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:29,568 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:29,694 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2024-11-19 02:06:29,696 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:29,696 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:06:29,708 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2024-11-19 02:06:29,726 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:06:30,011 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:06:30,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:06:30 WrapperNode [2024-11-19 02:06:30,012 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:06:30,013 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:06:30,013 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:06:30,013 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:06:30,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:06:30" (1/1) ... [2024-11-19 02:06:30,119 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:06:30" (1/1) ... [2024-11-19 02:06:30,251 INFO L138 Inliner]: procedures = 679, calls = 2610, calls flagged for inlining = 56, calls inlined = 4, statements flattened = 765 [2024-11-19 02:06:30,254 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:06:30,255 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:06:30,255 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:06:30,255 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:06:30,268 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:06:30" (1/1) ... [2024-11-19 02:06:30,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:06:30" (1/1) ... [2024-11-19 02:06:30,282 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:06:30" (1/1) ... [2024-11-19 02:06:30,371 INFO L175 MemorySlicer]: Split 530 memory accesses to 5 slices as follows [26, 2, 257, 240, 5]. 48 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [4, 2, 0, 6, 5]. The 493 writes are split as follows [4, 0, 257, 232, 0]. [2024-11-19 02:06:30,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:06:30" (1/1) ... [2024-11-19 02:06:30,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:06:30" (1/1) ... [2024-11-19 02:06:30,413 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:06:30" (1/1) ... [2024-11-19 02:06:30,415 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:06:30" (1/1) ... [2024-11-19 02:06:30,426 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:06:30" (1/1) ... [2024-11-19 02:06:30,431 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:06:30" (1/1) ... [2024-11-19 02:06:30,440 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:06:30,443 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:06:30,443 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:06:30,443 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:06:30,444 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:06:30" (1/1) ... [2024-11-19 02:06:30,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:06:30,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:06:30,477 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 02:06:30,483 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 02:06:30,531 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-19 02:06:30,533 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-19 02:06:30,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:06:30,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 02:06:30,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 02:06:30,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 02:06:30,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 02:06:30,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 02:06:30,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 02:06:30,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 02:06:30,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 02:06:30,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 02:06:30,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 02:06:30,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:06:30,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:06:30,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:06:30,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:06:30,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 02:06:30,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 02:06:30,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 02:06:30,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 02:06:30,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 02:06:30,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:06:30,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:06:30,534 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:06:30,534 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:06:30,534 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-19 02:06:30,535 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-19 02:06:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 02:06:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 02:06:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 02:06:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 02:06:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 02:06:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:06:30,537 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:06:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:06:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 02:06:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 02:06:30,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 02:06:30,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 02:06:30,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 02:06:30,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:06:30,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:06:30,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:06:30,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:06:30,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 02:06:30,539 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-19 02:06:30,540 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-19 02:06:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 02:06:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 02:06:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 02:06:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 02:06:30,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 02:06:30,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:06:30,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:06:30,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:06:30,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:06:30,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 02:06:30,542 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_from_array [2024-11-19 02:06:30,542 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_from_array [2024-11-19 02:06:30,851 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:06:30,853 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:06:39,175 INFO L? ?]: Removed 51 outVars from TransFormulas that were not future-live. [2024-11-19 02:06:39,176 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:06:39,191 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:06:39,191 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-19 02:06:39,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:06:39 BoogieIcfgContainer [2024-11-19 02:06:39,192 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:06:39,195 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:06:39,195 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:06:39,198 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:06:39,198 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:06:27" (1/3) ... [2024-11-19 02:06:39,199 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@374a5e02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:06:39, skipping insertion in model container [2024-11-19 02:06:39,199 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:06:30" (2/3) ... [2024-11-19 02:06:39,200 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@374a5e02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:06:39, skipping insertion in model container [2024-11-19 02:06:39,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:06:39" (3/3) ... [2024-11-19 02:06:39,201 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_from_array_harness.i [2024-11-19 02:06:39,219 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:06:39,219 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:06:39,280 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:06:39,286 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;@598b175d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:06:39,286 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:06:39,290 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 53 states have (on average 1.2264150943396226) internal successors, (65), 54 states have internal predecessors, (65), 16 states have call successors, (16), 7 states have call predecessors, (16), 7 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-19 02:06:39,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-19 02:06:39,296 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:06:39,296 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-19 02:06:39,297 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:06:39,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:06:39,302 INFO L85 PathProgramCache]: Analyzing trace with hash 942573112, now seen corresponding path program 1 times [2024-11-19 02:06:39,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:06:39,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859747573] [2024-11-19 02:06:39,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:06:39,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:07:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:07:50,636 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-19 02:07:50,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:07:50,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859747573] [2024-11-19 02:07:50,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859747573] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:07:50,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [283135644] [2024-11-19 02:07:50,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:07:50,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:07:50,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:07:50,642 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 02:07:50,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process