./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/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_be32_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 08bedf130def9ff60f4cf2e9bb71ec26d1fb4e6ee787835be29e85d2a9a146c4 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 14:08:50,838 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 14:08:50,921 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 14:08:50,925 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 14:08:50,927 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 14:08:50,969 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 14:08:50,969 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 14:08:50,970 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 14:08:50,970 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 14:08:50,971 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 14:08:50,971 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 14:08:50,971 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 14:08:50,973 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 14:08:50,976 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 14:08:50,976 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 14:08:50,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 14:08:50,977 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 14:08:50,977 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 14:08:50,977 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 14:08:50,978 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 14:08:50,978 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 14:08:50,978 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 14:08:50,979 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 14:08:50,979 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 14:08:50,979 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 14:08:50,979 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 14:08:50,980 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 14:08:50,980 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 14:08:50,980 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 14:08:50,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:08:50,981 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 14:08:50,981 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 14:08:50,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 14:08:50,981 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 14:08:50,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 14:08:50,982 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 14:08:50,982 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 14:08:50,984 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 14:08:50,985 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 14:08:50,985 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08bedf130def9ff60f4cf2e9bb71ec26d1fb4e6ee787835be29e85d2a9a146c4 [2024-11-22 14:08:51,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 14:08:51,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 14:08:51,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 14:08:51,264 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 14:08:51,265 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 14:08:51,267 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i [2024-11-22 14:08:52,690 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 14:08:53,140 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 14:08:53,140 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i [2024-11-22 14:08:53,178 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee7cccba6/e0ae93729b744c568e11c61f4a09675b/FLAG89d3e9ea0 [2024-11-22 14:08:53,190 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee7cccba6/e0ae93729b744c568e11c61f4a09675b [2024-11-22 14:08:53,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 14:08:53,194 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 14:08:53,198 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 14:08:53,199 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 14:08:53,205 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 14:08:53,205 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:08:53" (1/1) ... [2024-11-22 14:08:53,206 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f5e0fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:53, skipping insertion in model container [2024-11-22 14:08:53,207 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:08:53" (1/1) ... [2024-11-22 14:08:53,314 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 14:08:53,617 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_be32_harness.i[4497,4510] [2024-11-22 14:08:53,627 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_be32_harness.i[4557,4570] [2024-11-22 14:08:54,577 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:54,578 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:54,579 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:54,579 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:54,584 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:54,601 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:54,604 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:54,606 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:54,606 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:55,285 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:55,289 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:55,340 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:08:55,400 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 14:08:55,418 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_be32_harness.i[4497,4510] [2024-11-22 14:08:55,418 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_be32_harness.i[4557,4570] [2024-11-22 14:08:55,461 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:55,462 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:55,462 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:55,462 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:55,462 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:55,470 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:55,470 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:55,475 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:55,475 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:55,585 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2024-11-22 14:08:55,587 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:55,587 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:08:55,602 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2024-11-22 14:08:55,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:08:55,865 INFO L204 MainTranslator]: Completed translation [2024-11-22 14:08:55,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:55 WrapperNode [2024-11-22 14:08:55,866 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 14:08:55,867 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 14:08:55,867 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 14:08:55,867 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 14:08:55,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:55" (1/1) ... [2024-11-22 14:08:55,961 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:55" (1/1) ... [2024-11-22 14:08:56,042 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 63, calls inlined = 10, statements flattened = 876 [2024-11-22 14:08:56,043 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 14:08:56,044 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 14:08:56,044 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 14:08:56,045 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 14:08:56,056 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:55" (1/1) ... [2024-11-22 14:08:56,056 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:55" (1/1) ... [2024-11-22 14:08:56,069 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:55" (1/1) ... [2024-11-22 14:08:56,162 INFO L175 MemorySlicer]: Split 562 memory accesses to 7 slices as follows [2, 257, 238, 4, 8, 47, 6]. 46 percent of accesses are in the largest equivalence class. The 21 initializations are split as follows [2, 0, 6, 0, 5, 8, 0]. The 497 writes are split as follows [0, 257, 232, 2, 1, 3, 2]. [2024-11-22 14:08:56,162 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:55" (1/1) ... [2024-11-22 14:08:56,164 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:55" (1/1) ... [2024-11-22 14:08:56,198 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:55" (1/1) ... [2024-11-22 14:08:56,205 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:55" (1/1) ... [2024-11-22 14:08:56,216 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:55" (1/1) ... [2024-11-22 14:08:56,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:55" (1/1) ... [2024-11-22 14:08:56,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 14:08:56,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 14:08:56,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 14:08:56,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 14:08:56,237 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:55" (1/1) ... [2024-11-22 14:08:56,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:08:56,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:08:56,276 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) [2024-11-22 14:08:56,279 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 [2024-11-22 14:08:56,330 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-22 14:08:56,331 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-22 14:08:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton32 [2024-11-22 14:08:56,331 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton32 [2024-11-22 14:08:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 14:08:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-22 14:08:56,333 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-22 14:08:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 14:08:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 14:08:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 14:08:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 14:08:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 14:08:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 14:08:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-22 14:08:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 14:08:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 14:08:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 14:08:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 14:08:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 14:08:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 14:08:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-22 14:08:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-22 14:08:56,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-22 14:08:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 14:08:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 14:08:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 14:08:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 14:08:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 14:08:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 14:08:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 14:08:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-22 14:08:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-22 14:08:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-22 14:08:56,337 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-22 14:08:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 14:08:56,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 14:08:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-22 14:08:56,338 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-22 14:08:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-22 14:08:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-22 14:08:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 14:08:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 14:08:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 14:08:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 14:08:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 14:08:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-22 14:08:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-22 14:08:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 14:08:56,340 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 14:08:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-22 14:08:56,341 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-22 14:08:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 14:08:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 14:08:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 14:08:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 14:08:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 14:08:56,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 14:08:56,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-22 14:08:56,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-22 14:08:56,343 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2024-11-22 14:08:56,343 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2024-11-22 14:08:56,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-22 14:08:56,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-22 14:08:56,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-22 14:08:56,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-22 14:08:56,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-22 14:08:56,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-22 14:08:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-22 14:08:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-22 14:08:56,345 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-22 14:08:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 14:08:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 14:08:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 14:08:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 14:08:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 14:08:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 14:08:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-22 14:08:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 14:08:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 14:08:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 14:08:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 14:08:56,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 14:08:56,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 14:08:56,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-22 14:08:56,706 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 14:08:56,709 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 14:09:05,216 INFO L? ?]: Removed 104 outVars from TransFormulas that were not future-live. [2024-11-22 14:09:05,216 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 14:09:05,232 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 14:09:05,232 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-22 14:09:05,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:09:05 BoogieIcfgContainer [2024-11-22 14:09:05,233 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 14:09:05,234 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 14:09:05,234 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 14:09:05,237 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 14:09:05,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:08:53" (1/3) ... [2024-11-22 14:09:05,238 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c2c195 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:09:05, skipping insertion in model container [2024-11-22 14:09:05,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:08:55" (2/3) ... [2024-11-22 14:09:05,238 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c2c195 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:09:05, skipping insertion in model container [2024-11-22 14:09:05,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:09:05" (3/3) ... [2024-11-22 14:09:05,239 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_be32_harness.i [2024-11-22 14:09:05,252 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 14:09:05,252 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 14:09:05,313 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 14:09:05,318 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;@32652903, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 14:09:05,319 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 14:09:05,323 INFO L276 IsEmpty]: Start isEmpty. Operand has 137 states, 89 states have (on average 1.2247191011235956) internal successors, (109), 90 states have internal predecessors, (109), 35 states have call successors, (35), 11 states have call predecessors, (35), 11 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-22 14:09:05,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-22 14:09:05,333 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 14:09:05,335 INFO L215 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] [2024-11-22 14:09:05,335 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 14:09:05,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 14:09:05,339 INFO L85 PathProgramCache]: Analyzing trace with hash 1708987825, now seen corresponding path program 1 times [2024-11-22 14:09:05,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 14:09:05,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354389980] [2024-11-22 14:09:05,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:09:05,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 14:10:17,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 14:10:20,270 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-22 14:10:20,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 14:10:20,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354389980] [2024-11-22 14:10:20,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354389980] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 14:10:20,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [875453850] [2024-11-22 14:10:20,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:10:20,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 14:10:20,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:10:20,273 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) [2024-11-22 14:10:20,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process