./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_advance_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_advance_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 9a96b91703f0cc76adc9b0fdbd8386a96920c1be21a810b6415a59c2166f1461 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:03:38,794 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:03:38,857 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:03:38,863 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:03:38,864 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:03:38,889 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:03:38,889 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:03:38,890 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:03:38,890 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:03:38,891 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:03:38,891 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:03:38,892 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:03:38,892 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:03:38,892 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:03:38,893 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:03:38,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:03:38,894 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:03:38,895 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:03:38,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:03:38,895 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:03:38,895 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:03:38,897 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:03:38,898 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:03:38,898 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:03:38,898 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:03:38,898 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:03:38,898 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:03:38,899 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:03:38,899 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:03:38,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:03:38,899 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:03:38,899 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:03:38,900 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:03:38,900 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:03:38,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:03:38,900 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:03:38,900 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:03:38,901 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:03:38,901 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:03:38,901 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a96b91703f0cc76adc9b0fdbd8386a96920c1be21a810b6415a59c2166f1461 [2024-11-19 02:03:39,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:03:39,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:03:39,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:03:39,163 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:03:39,164 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:03:39,165 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_advance_harness.i [2024-11-19 02:03:40,590 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:03:41,048 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:03:41,050 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_advance_harness.i [2024-11-19 02:03:41,092 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b42d1654f/f0f8f05b009344c4aaff667c42cd2aa2/FLAG17aac114f [2024-11-19 02:03:41,154 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b42d1654f/f0f8f05b009344c4aaff667c42cd2aa2 [2024-11-19 02:03:41,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:03:41,159 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:03:41,160 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:03:41,160 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:03:41,199 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:03:41,201 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:03:41" (1/1) ... [2024-11-19 02:03:41,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ec3110c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:03:41, skipping insertion in model container [2024-11-19 02:03:41,204 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:03:41" (1/1) ... [2024-11-19 02:03:41,337 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:03:41,626 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_advance_harness.i[4494,4507] [2024-11-19 02:03:41,635 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_advance_harness.i[4554,4567] [2024-11-19 02:03:42,224 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,225 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,225 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,226 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,227 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,239 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,239 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,241 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,241 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,689 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,689 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:03:42,796 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:03:42,813 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_advance_harness.i[4494,4507] [2024-11-19 02:03:42,814 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_advance_harness.i[4554,4567] [2024-11-19 02:03:42,867 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,868 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,868 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,869 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,869 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,876 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,878 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,879 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:42,879 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:43,057 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2024-11-19 02:03:43,059 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:43,059 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:03:43,069 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2024-11-19 02:03:43,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:03:43,320 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:03:43,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:03:43 WrapperNode [2024-11-19 02:03:43,321 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:03:43,323 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:03:43,323 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:03:43,323 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:03:43,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:03:43" (1/1) ... [2024-11-19 02:03:43,446 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:03:43" (1/1) ... [2024-11-19 02:03:43,534 INFO L138 Inliner]: procedures = 680, calls = 2671, calls flagged for inlining = 60, calls inlined = 8, statements flattened = 975 [2024-11-19 02:03:43,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:03:43,536 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:03:43,536 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:03:43,536 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:03:43,546 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:03:43" (1/1) ... [2024-11-19 02:03:43,546 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:03:43" (1/1) ... [2024-11-19 02:03:43,560 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:03:43" (1/1) ... [2024-11-19 02:03:43,651 INFO L175 MemorySlicer]: Split 591 memory accesses to 5 slices as follows [2, 257, 245, 6, 81]. 43 percent of accesses are in the largest equivalence class. The 25 initializations are split as follows [2, 0, 11, 0, 12]. The 508 writes are split as follows [0, 257, 232, 2, 17]. [2024-11-19 02:03:43,652 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:03:43" (1/1) ... [2024-11-19 02:03:43,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:03:43" (1/1) ... [2024-11-19 02:03:43,701 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:03:43" (1/1) ... [2024-11-19 02:03:43,705 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:03:43" (1/1) ... [2024-11-19 02:03:43,714 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:03:43" (1/1) ... [2024-11-19 02:03:43,718 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:03:43" (1/1) ... [2024-11-19 02:03:43,730 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:03:43,730 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:03:43,731 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:03:43,731 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:03:43,735 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:03:43" (1/1) ... [2024-11-19 02:03:43,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:03:43,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:03:43,791 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 02:03:43,801 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 02:03:43,844 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-19 02:03:43,844 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-19 02:03:43,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:03:43,845 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-19 02:03:43,845 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-19 02:03:43,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 02:03:43,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 02:03:43,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 02:03:43,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 02:03:43,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 02:03:43,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 02:03:43,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 02:03:43,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 02:03:43,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 02:03:43,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 02:03:43,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:03:43,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:03:43,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:03:43,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:03:43,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 02:03:43,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 02:03:43,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 02:03:43,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 02:03:43,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 02:03:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member [2024-11-19 02:03:43,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member [2024-11-19 02:03:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:03:43,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:03:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:03:43,848 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:03:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-19 02:03:43,848 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-19 02:03:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 02:03:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 02:03:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 02:03:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 02:03:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 02:03:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:03:43,849 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:03:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:03:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 02:03:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 02:03:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 02:03:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 02:03:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 02:03:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:03:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:03:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:03:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:03:43,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 02:03:43,851 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-19 02:03:43,851 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-19 02:03:43,851 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_bounded [2024-11-19 02:03:43,851 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_bounded [2024-11-19 02:03:43,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 02:03:43,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 02:03:43,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 02:03:43,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 02:03:43,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 02:03:43,852 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-11-19 02:03:43,852 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-11-19 02:03:43,852 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-19 02:03:43,852 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-19 02:03:43,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:03:43,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:03:43,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:03:43,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:03:43,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 02:03:44,134 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:03:44,137 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:03:52,397 INFO L? ?]: Removed 110 outVars from TransFormulas that were not future-live. [2024-11-19 02:03:52,397 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:03:52,420 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:03:52,420 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-19 02:03:52,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:03:52 BoogieIcfgContainer [2024-11-19 02:03:52,420 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:03:52,423 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:03:52,424 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:03:52,426 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:03:52,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:03:41" (1/3) ... [2024-11-19 02:03:52,428 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e23e384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:03:52, skipping insertion in model container [2024-11-19 02:03:52,428 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:03:43" (2/3) ... [2024-11-19 02:03:52,429 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e23e384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:03:52, skipping insertion in model container [2024-11-19 02:03:52,429 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:03:52" (3/3) ... [2024-11-19 02:03:52,430 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_advance_harness.i [2024-11-19 02:03:52,445 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:03:52,445 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:03:52,506 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:03:52,512 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;@40c97aa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:03:52,513 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:03:52,523 INFO L276 IsEmpty]: Start isEmpty. Operand has 172 states, 105 states have (on average 1.2190476190476192) internal successors, (128), 105 states have internal predecessors, (128), 55 states have call successors, (55), 11 states have call predecessors, (55), 11 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2024-11-19 02:03:52,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-19 02:03:52,536 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:03:52,537 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 02:03:52,538 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:03:52,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:03:52,543 INFO L85 PathProgramCache]: Analyzing trace with hash -613852057, now seen corresponding path program 1 times [2024-11-19 02:03:52,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:03:52,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329244522] [2024-11-19 02:03:52,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:03:52,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:05:23,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat