./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_eq_byte_buf_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d 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_cursor_eq_byte_buf_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 67f91616a04fd34810833b3e688acc6e6795398dee40f60397ae88c5a06b9566 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 03:08:06,783 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 03:08:06,843 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 03:08:06,848 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 03:08:06,848 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 03:08:06,875 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 03:08:06,877 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 03:08:06,877 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 03:08:06,877 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 03:08:06,878 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 03:08:06,878 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 03:08:06,878 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 03:08:06,879 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 03:08:06,880 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 03:08:06,881 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 03:08:06,881 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 03:08:06,881 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 03:08:06,882 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 03:08:06,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 03:08:06,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 03:08:06,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 03:08:06,885 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 03:08:06,885 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 03:08:06,885 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 03:08:06,886 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 03:08:06,886 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 03:08:06,886 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 03:08:06,886 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 03:08:06,886 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 03:08:06,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:08:06,887 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 03:08:06,887 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 03:08:06,887 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 03:08:06,887 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 03:08:06,887 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 03:08:06,887 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 03:08:06,887 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 03:08:06,888 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 03:08:06,888 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 03:08:06,888 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67f91616a04fd34810833b3e688acc6e6795398dee40f60397ae88c5a06b9566 [2024-11-09 03:08:07,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 03:08:07,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 03:08:07,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 03:08:07,101 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 03:08:07,101 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 03:08:07,103 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_eq_byte_buf_harness.i [2024-11-09 03:08:08,436 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 03:08:08,831 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 03:08:08,831 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_eq_byte_buf_harness.i [2024-11-09 03:08:08,859 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd81d233b/749ee67f75c2424aad46b99df997d5db/FLAG3d997e90e [2024-11-09 03:08:08,874 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd81d233b/749ee67f75c2424aad46b99df997d5db [2024-11-09 03:08:08,877 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 03:08:08,878 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 03:08:08,879 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 03:08:08,879 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 03:08:08,885 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 03:08:08,885 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:08:08" (1/1) ... [2024-11-09 03:08:08,886 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ff6f827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:08:08, skipping insertion in model container [2024-11-09 03:08:08,886 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:08:08" (1/1) ... [2024-11-09 03:08:09,011 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 03:08:09,250 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_cursor_eq_byte_buf_harness.i[4501,4514] [2024-11-09 03:08:09,260 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_cursor_eq_byte_buf_harness.i[4561,4574] [2024-11-09 03:08:09,918 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:09,918 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:09,919 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:09,919 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:09,920 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:09,934 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:09,934 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:09,937 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:09,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:10,384 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:10,385 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:10,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:08:10,481 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 03:08:10,497 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_cursor_eq_byte_buf_harness.i[4501,4514] [2024-11-09 03:08:10,498 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_cursor_eq_byte_buf_harness.i[4561,4574] [2024-11-09 03:08:10,531 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:10,531 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:10,532 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:10,532 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:10,532 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:10,544 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:10,545 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:10,545 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:10,545 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:10,657 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8277] [2024-11-09 03:08:10,660 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:10,660 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:08:10,673 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8763-8774] [2024-11-09 03:08:10,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:08:11,087 INFO L204 MainTranslator]: Completed translation [2024-11-09 03:08:11,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:08:11 WrapperNode [2024-11-09 03:08:11,088 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 03:08:11,089 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 03:08:11,089 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 03:08:11,089 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 03:08:11,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:08:11" (1/1) ... [2024-11-09 03:08:11,183 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:08:11" (1/1) ... [2024-11-09 03:08:11,256 INFO L138 Inliner]: procedures = 680, calls = 2651, calls flagged for inlining = 65, calls inlined = 11, statements flattened = 947 [2024-11-09 03:08:11,257 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 03:08:11,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 03:08:11,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 03:08:11,258 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 03:08:11,267 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:08:11" (1/1) ... [2024-11-09 03:08:11,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:08:11" (1/1) ... [2024-11-09 03:08:11,279 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:08:11" (1/1) ... [2024-11-09 03:08:11,350 INFO L175 MemorySlicer]: Split 572 memory accesses to 7 slices as follows [2, 257, 238, 22, 9, 38, 6]. 45 percent of accesses are in the largest equivalence class. The 23 initializations are split as follows [2, 0, 6, 2, 5, 8, 0]. The 494 writes are split as follows [0, 257, 232, 1, 0, 2, 2]. [2024-11-09 03:08:11,351 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:08:11" (1/1) ... [2024-11-09 03:08:11,351 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:08:11" (1/1) ... [2024-11-09 03:08:11,375 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:08:11" (1/1) ... [2024-11-09 03:08:11,381 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:08:11" (1/1) ... [2024-11-09 03:08:11,389 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:08:11" (1/1) ... [2024-11-09 03:08:11,393 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:08:11" (1/1) ... [2024-11-09 03:08:11,400 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 03:08:11,401 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 03:08:11,402 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 03:08:11,402 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 03:08:11,403 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:08:11" (1/1) ... [2024-11-09 03:08:11,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:08:11,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:08:11,432 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) [2024-11-09 03:08:11,434 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 [2024-11-09 03:08:11,471 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-09 03:08:11,473 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-09 03:08:11,473 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-09 03:08:11,474 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-09 03:08:11,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 03:08:11,474 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-09 03:08:11,475 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-09 03:08:11,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-09 03:08:11,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-09 03:08:11,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-09 03:08:11,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-09 03:08:11,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-09 03:08:11,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-09 03:08:11,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-09 03:08:11,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 03:08:11,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 03:08:11,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 03:08:11,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-09 03:08:11,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-09 03:08:11,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-09 03:08:11,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-09 03:08:11,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 03:08:11,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 03:08:11,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 03:08:11,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 03:08:11,477 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-09 03:08:11,477 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-09 03:08:11,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 03:08:11,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 03:08:11,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 03:08:11,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-09 03:08:11,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-09 03:08:11,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-09 03:08:11,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-09 03:08:11,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 03:08:11,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 03:08:11,478 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-09 03:08:11,478 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-09 03:08:11,478 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-09 03:08:11,478 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-09 03:08:11,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-09 03:08:11,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-09 03:08:11,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-09 03:08:11,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-09 03:08:11,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-09 03:08:11,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-09 03:08:11,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-09 03:08:11,479 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 03:08:11,479 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 03:08:11,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 03:08:11,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 03:08:11,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 03:08:11,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 03:08:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-09 03:08:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-09 03:08:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-09 03:08:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-09 03:08:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2024-11-09 03:08:11,480 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2024-11-09 03:08:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-09 03:08:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-09 03:08:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-09 03:08:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-09 03:08:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-09 03:08:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-09 03:08:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-09 03:08:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-09 03:08:11,480 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-09 03:08:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-09 03:08:11,480 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-09 03:08:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 03:08:11,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 03:08:11,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 03:08:11,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-09 03:08:11,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-09 03:08:11,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-09 03:08:11,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-09 03:08:11,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 03:08:11,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 03:08:11,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 03:08:11,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 03:08:11,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 03:08:11,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 03:08:11,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 03:08:11,744 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 03:08:11,747 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 03:08:19,462 INFO L? ?]: Removed 144 outVars from TransFormulas that were not future-live. [2024-11-09 03:08:19,462 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 03:08:19,477 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 03:08:19,478 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 03:08:19,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:08:19 BoogieIcfgContainer [2024-11-09 03:08:19,479 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 03:08:19,480 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 03:08:19,481 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 03:08:19,483 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 03:08:19,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 03:08:08" (1/3) ... [2024-11-09 03:08:19,484 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@be26ccb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:08:19, skipping insertion in model container [2024-11-09 03:08:19,484 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:08:11" (2/3) ... [2024-11-09 03:08:19,484 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@be26ccb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:08:19, skipping insertion in model container [2024-11-09 03:08:19,484 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:08:19" (3/3) ... [2024-11-09 03:08:19,486 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_eq_byte_buf_harness.i [2024-11-09 03:08:19,499 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 03:08:19,499 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 03:08:19,547 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 03:08:19,560 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;@5b5b6aab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 03:08:19,561 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 03:08:19,565 INFO L276 IsEmpty]: Start isEmpty. Operand has 161 states, 106 states have (on average 1.2547169811320755) internal successors, (133), 107 states have internal predecessors, (133), 42 states have call successors, (42), 11 states have call predecessors, (42), 11 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-09 03:08:19,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-09 03:08:19,579 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:08:19,580 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 03:08:19,580 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:08:19,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:08:19,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1357620753, now seen corresponding path program 1 times [2024-11-09 03:08:19,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:08:19,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270357184] [2024-11-09 03:08:19,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:08:19,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:09:35,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-09 03:09:37,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-09 03:09:37,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 03:09:37,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-09 03:09:37,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-09 03:09:37,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-09 03:09:37,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-09 03:09:37,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:09:37,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-09 03:09:37,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-09 03:09:37,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-09 03:09:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 03:09:37,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 03:09:37,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 03:09:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-09 03:09:37,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 03:09:37,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 03:09:37,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:09:37,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 03:09:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-09 03:09:37,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:09:37,943 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2024-11-09 03:09:37,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:09:37,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270357184] [2024-11-09 03:09:37,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270357184] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 03:09:37,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1329978676] [2024-11-09 03:09:37,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:09:37,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 03:09:37,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:09:37,947 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) [2024-11-09 03:09:37,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process