./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_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 a7f67f0b945b231903325b9d87712fabf07c1ed9b39f1b1898d1ef5cff9915d4 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:09:35,314 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:09:35,389 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:09:35,393 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:09:35,393 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:09:35,422 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:09:35,423 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:09:35,423 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:09:35,424 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:09:35,428 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:09:35,428 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:09:35,429 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:09:35,429 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:09:35,430 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:09:35,430 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:09:35,430 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:09:35,431 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:09:35,431 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:09:35,431 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:09:35,432 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:09:35,432 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:09:35,433 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:09:35,433 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:09:35,433 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:09:35,437 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:09:35,438 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:09:35,438 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:09:35,438 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:09:35,438 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:09:35,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:09:35,439 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:09:35,440 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:09:35,440 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:09:35,440 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:09:35,440 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:09:35,444 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:09:35,445 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:09:35,445 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:09:35,445 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:09:35,445 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7f67f0b945b231903325b9d87712fabf07c1ed9b39f1b1898d1ef5cff9915d4 [2024-11-19 02:09:35,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:09:35,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:09:35,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:09:35,728 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:09:35,728 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:09:35,730 INFO L431 ainManager$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_negated.i [2024-11-19 02:09:37,284 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:09:37,740 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:09:37,741 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness_negated.i [2024-11-19 02:09:37,790 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b28aa47d4/463e1c5498b04c888328e20f1ee14003/FLAG4fb65f8f9 [2024-11-19 02:09:37,808 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b28aa47d4/463e1c5498b04c888328e20f1ee14003 [2024-11-19 02:09:37,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:09:37,814 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:09:37,816 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:09:37,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:09:37,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:09:37,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:09:37" (1/1) ... [2024-11-19 02:09:37,823 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e242ef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:37, skipping insertion in model container [2024-11-19 02:09:37,824 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:09:37" (1/1) ... [2024-11-19 02:09:37,920 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:09:38,284 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_negated.i[4497,4510] [2024-11-19 02:09:38,297 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_negated.i[4557,4570] [2024-11-19 02:09:39,396 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,397 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,398 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,398 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,401 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,424 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,429 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,431 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,432 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:40,012 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:40,012 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:40,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:09:40,154 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:09:40,169 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_negated.i[4497,4510] [2024-11-19 02:09:40,172 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_negated.i[4557,4570] [2024-11-19 02:09:40,215 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:40,216 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:40,216 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:40,217 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:40,217 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:40,223 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:40,224 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:40,225 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:40,226 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:40,352 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8259] [2024-11-19 02:09:40,358 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:40,359 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:40,373 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8745-8756] [2024-11-19 02:09:40,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:09:40,684 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:09:40,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:40 WrapperNode [2024-11-19 02:09:40,684 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:09:40,685 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:09:40,685 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:09:40,686 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:09:40,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:40" (1/1) ... [2024-11-19 02:09:40,812 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:40" (1/1) ... [2024-11-19 02:09:40,908 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 63, calls inlined = 10, statements flattened = 876 [2024-11-19 02:09:40,909 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:09:40,910 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:09:40,910 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:09:40,910 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:09:40,922 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:40" (1/1) ... [2024-11-19 02:09:40,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:40" (1/1) ... [2024-11-19 02:09:40,932 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:40" (1/1) ... [2024-11-19 02:09:41,060 INFO L175 MemorySlicer]: Split 562 memory accesses to 7 slices as follows [2, 257, 238, 47, 4, 8, 6]. 46 percent of accesses are in the largest equivalence class. The 21 initializations are split as follows [2, 0, 6, 8, 0, 5, 0]. The 497 writes are split as follows [0, 257, 232, 3, 2, 1, 2]. [2024-11-19 02:09:41,060 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:40" (1/1) ... [2024-11-19 02:09:41,061 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:40" (1/1) ... [2024-11-19 02:09:41,098 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:40" (1/1) ... [2024-11-19 02:09:41,102 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:40" (1/1) ... [2024-11-19 02:09:41,110 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:40" (1/1) ... [2024-11-19 02:09:41,121 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:40" (1/1) ... [2024-11-19 02:09:41,142 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:09:41,143 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:09:41,147 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:09:41,147 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:09:41,149 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:40" (1/1) ... [2024-11-19 02:09:41,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:09:41,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:09:41,188 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 02:09:41,190 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 02:09:41,237 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-19 02:09:41,239 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-19 02:09:41,239 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton32 [2024-11-19 02:09:41,239 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton32 [2024-11-19 02:09:41,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:09:41,239 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-19 02:09:41,240 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-19 02:09:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 02:09:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 02:09:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 02:09:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 02:09:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 02:09:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 02:09:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-19 02:09:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 02:09:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 02:09:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 02:09:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 02:09:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 02:09:41,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 02:09:41,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-19 02:09:41,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:09:41,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:09:41,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:09:41,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:09:41,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 02:09:41,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 02:09:41,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 02:09:41,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 02:09:41,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 02:09:41,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 02:09:41,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-19 02:09:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-19 02:09:41,245 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-19 02:09:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:09:41,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:09:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:09:41,245 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:09:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-19 02:09:41,245 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-19 02:09:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 02:09:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 02:09:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 02:09:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 02:09:41,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 02:09:41,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 02:09:41,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-19 02:09:41,246 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:09:41,246 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:09:41,246 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-19 02:09:41,246 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-19 02:09:41,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:09:41,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 02:09:41,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 02:09:41,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 02:09:41,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 02:09:41,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 02:09:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 02:09:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-19 02:09:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2024-11-19 02:09:41,247 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2024-11-19 02:09:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:09:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:09:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:09:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:09:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 02:09:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-19 02:09:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-19 02:09:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-19 02:09:41,247 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-19 02:09:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 02:09:41,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 02:09:41,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 02:09:41,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 02:09:41,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 02:09:41,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 02:09:41,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-19 02:09:41,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:09:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:09:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:09:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:09:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 02:09:41,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 02:09:41,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-19 02:09:41,597 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:09:41,601 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:09:50,606 INFO L? ?]: Removed 104 outVars from TransFormulas that were not future-live. [2024-11-19 02:09:50,606 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:09:50,624 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:09:50,625 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 02:09:50,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:09:50 BoogieIcfgContainer [2024-11-19 02:09:50,626 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:09:50,628 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:09:50,628 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:09:50,632 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:09:50,632 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:09:37" (1/3) ... [2024-11-19 02:09:50,632 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@581a15be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:09:50, skipping insertion in model container [2024-11-19 02:09:50,633 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:40" (2/3) ... [2024-11-19 02:09:50,633 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@581a15be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:09:50, skipping insertion in model container [2024-11-19 02:09:50,634 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:09:50" (3/3) ... [2024-11-19 02:09:50,636 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_be32_harness_negated.i [2024-11-19 02:09:50,653 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:09:50,654 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:09:50,733 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:09:50,743 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;@384cae09, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:09:50,743 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:09:50,749 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) [2024-11-19 02:09:50,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-19 02:09:50,762 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:09:50,764 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] [2024-11-19 02:09:50,764 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:09:50,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:09:50,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1708987825, now seen corresponding path program 1 times [2024-11-19 02:09:50,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:09:50,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147097979] [2024-11-19 02:09:50,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:09:50,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:11:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:11:08,299 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-19 02:11:08,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:11:08,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147097979] [2024-11-19 02:11:08,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147097979] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:11:08,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2074005255] [2024-11-19 02:11:08,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:11:08,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:11:08,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:11:08,304 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 02:11:08,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process