./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_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 1df728cd24e7928098236359b418886ddc7ee9c354239a532e7faabbedf2084b --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 14:15:47,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 14:15:47,434 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 14:15:47,439 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 14:15:47,440 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 14:15:47,470 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 14:15:47,470 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 14:15:47,471 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 14:15:47,471 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 14:15:47,472 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 14:15:47,473 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 14:15:47,473 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 14:15:47,474 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 14:15:47,474 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 14:15:47,476 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 14:15:47,476 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 14:15:47,476 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 14:15:47,477 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 14:15:47,477 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 14:15:47,477 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 14:15:47,478 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 14:15:47,481 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 14:15:47,481 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 14:15:47,482 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 14:15:47,482 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 14:15:47,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 14:15:47,482 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 14:15:47,482 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 14:15:47,483 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 14:15:47,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:15:47,483 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 14:15:47,483 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 14:15:47,483 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 14:15:47,484 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 14:15:47,484 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 14:15:47,484 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 14:15:47,484 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 14:15:47,484 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 14:15:47,485 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 14:15:47,485 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1df728cd24e7928098236359b418886ddc7ee9c354239a532e7faabbedf2084b [2024-11-22 14:15:47,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 14:15:47,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 14:15:47,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 14:15:47,754 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 14:15:47,754 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 14:15:47,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_harness_negated.i [2024-11-22 14:15:49,246 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 14:15:49,740 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 14:15:49,741 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_harness_negated.i [2024-11-22 14:15:49,784 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5da6dbb7b/69922ffb40aa4ade9f961fe2acc99f29/FLAGc67b5012f [2024-11-22 14:15:49,800 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5da6dbb7b/69922ffb40aa4ade9f961fe2acc99f29 [2024-11-22 14:15:49,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 14:15:49,804 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 14:15:49,805 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 14:15:49,805 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 14:15:49,812 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 14:15:49,813 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:15:49" (1/1) ... [2024-11-22 14:15:49,814 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d3fa87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:15:49, skipping insertion in model container [2024-11-22 14:15:49,814 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:15:49" (1/1) ... [2024-11-22 14:15:49,907 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 14:15:50,234 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_read_harness_negated.i[4494,4507] [2024-11-22 14:15:50,246 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_read_harness_negated.i[4554,4567] [2024-11-22 14:15:51,029 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,030 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,031 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,031 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,034 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,046 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,047 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,049 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,050 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,582 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,583 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,632 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:15:51,689 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 14:15:51,705 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_read_harness_negated.i[4494,4507] [2024-11-22 14:15:51,705 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_read_harness_negated.i[4554,4567] [2024-11-22 14:15:51,752 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,756 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,756 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,757 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,757 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,762 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,762 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,763 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,763 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,875 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-11-22 14:15:51,877 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,877 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:15:51,891 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-11-22 14:15:51,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:15:52,195 INFO L204 MainTranslator]: Completed translation [2024-11-22 14:15:52,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:15:52 WrapperNode [2024-11-22 14:15:52,196 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 14:15:52,197 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 14:15:52,197 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 14:15:52,197 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 14:15:52,205 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:15:52" (1/1) ... [2024-11-22 14:15:52,311 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:15:52" (1/1) ... [2024-11-22 14:15:52,427 INFO L138 Inliner]: procedures = 679, calls = 2625, calls flagged for inlining = 60, calls inlined = 9, statements flattened = 990 [2024-11-22 14:15:52,427 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 14:15:52,428 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 14:15:52,428 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 14:15:52,428 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 14:15:52,439 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:15:52" (1/1) ... [2024-11-22 14:15:52,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:15:52" (1/1) ... [2024-11-22 14:15:52,453 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:15:52" (1/1) ... [2024-11-22 14:15:52,524 INFO L175 MemorySlicer]: Split 559 memory accesses to 8 slices as follows [2, 257, 34, 243, 6, 8, 5, 4]. 46 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [2, 0, 2, 6, 0, 2, 5, 2]. The 501 writes are split as follows [0, 257, 9, 233, 2, 0, 0, 0]. [2024-11-22 14:15:52,524 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:15:52" (1/1) ... [2024-11-22 14:15:52,524 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:15:52" (1/1) ... [2024-11-22 14:15:52,567 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:15:52" (1/1) ... [2024-11-22 14:15:52,578 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:15:52" (1/1) ... [2024-11-22 14:15:52,598 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:15:52" (1/1) ... [2024-11-22 14:15:52,610 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:15:52" (1/1) ... [2024-11-22 14:15:52,628 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 14:15:52,630 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 14:15:52,630 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 14:15:52,630 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 14:15:52,631 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:15:52" (1/1) ... [2024-11-22 14:15:52,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:15:52,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:15:52,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 14:15:52,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 14:15:52,717 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2024-11-22 14:15:52,718 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2024-11-22 14:15:52,718 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-22 14:15:52,719 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-22 14:15:52,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 14:15:52,720 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-22 14:15:52,720 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-22 14:15:52,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-22 14:15:52,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-22 14:15:52,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-22 14:15:52,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-22 14:15:52,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-22 14:15:52,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-22 14:15:52,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2024-11-22 14:15:52,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2024-11-22 14:15:52,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-22 14:15:52,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-22 14:15:52,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-22 14:15:52,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-22 14:15:52,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-22 14:15:52,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-22 14:15:52,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-22 14:15:52,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-22 14:15:52,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 14:15:52,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 14:15:52,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 14:15:52,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 14:15:52,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 14:15:52,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 14:15:52,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-22 14:15:52,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-22 14:15:52,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 14:15:52,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 14:15:52,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 14:15:52,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 14:15:52,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 14:15:52,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 14:15:52,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-22 14:15:52,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-22 14:15:52,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-22 14:15:52,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-22 14:15:52,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-22 14:15:52,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-22 14:15:52,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-22 14:15:52,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-22 14:15:52,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-22 14:15:52,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-22 14:15:52,725 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-22 14:15:52,725 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-22 14:15:52,726 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-22 14:15:52,726 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-22 14:15:52,726 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-22 14:15:52,726 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-22 14:15:52,726 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-22 14:15:52,727 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-22 14:15:52,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-22 14:15:52,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-22 14:15:52,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 14:15:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 14:15:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 14:15:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 14:15:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 14:15:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 14:15:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 14:15:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-22 14:15:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-22 14:15:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-22 14:15:52,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 14:15:52,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 14:15:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-22 14:15:52,729 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-22 14:15:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-22 14:15:52,729 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-22 14:15:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-22 14:15:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-22 14:15:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-22 14:15:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-22 14:15:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-22 14:15:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-22 14:15:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-22 14:15:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-22 14:15:52,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 14:15:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 14:15:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 14:15:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 14:15:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 14:15:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-22 14:15:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-22 14:15:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-22 14:15:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 14:15:52,731 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 14:15:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 14:15:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 14:15:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 14:15:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 14:15:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 14:15:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 14:15:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-22 14:15:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-22 14:15:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-22 14:15:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-22 14:15:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-22 14:15:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-22 14:15:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-22 14:15:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-22 14:15:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-22 14:15:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-22 14:15:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-22 14:15:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-22 14:15:52,733 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-22 14:15:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 14:15:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 14:15:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 14:15:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 14:15:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 14:15:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 14:15:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-22 14:15:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-22 14:15:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-22 14:15:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-22 14:15:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-22 14:15:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-22 14:15:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-22 14:15:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-22 14:15:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2024-11-22 14:15:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2024-11-22 14:15:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 14:15:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 14:15:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 14:15:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 14:15:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 14:15:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 14:15:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-22 14:15:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-22 14:15:53,097 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 14:15:53,100 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 14:16:02,104 INFO L? ?]: Removed 234 outVars from TransFormulas that were not future-live. [2024-11-22 14:16:02,105 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 14:16:02,126 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 14:16:02,128 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-22 14:16:02,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:16:02 BoogieIcfgContainer [2024-11-22 14:16:02,129 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 14:16:02,130 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 14:16:02,132 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 14:16:02,135 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 14:16:02,136 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:15:49" (1/3) ... [2024-11-22 14:16:02,136 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d5a16ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:16:02, skipping insertion in model container [2024-11-22 14:16:02,136 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:15:52" (2/3) ... [2024-11-22 14:16:02,137 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d5a16ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:16:02, skipping insertion in model container [2024-11-22 14:16:02,138 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:16:02" (3/3) ... [2024-11-22 14:16:02,139 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_harness_negated.i [2024-11-22 14:16:02,158 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 14:16:02,159 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 14:16:02,247 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 14:16:02,254 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;@77f54cf3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 14:16:02,255 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 14:16:02,259 INFO L276 IsEmpty]: Start isEmpty. Operand has 149 states, 104 states have (on average 1.3173076923076923) internal successors, (137), 105 states have internal predecessors, (137), 34 states have call successors, (34), 9 states have call predecessors, (34), 9 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-22 14:16:02,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-22 14:16:02,269 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 14:16:02,270 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] [2024-11-22 14:16:02,270 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 14:16:02,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 14:16:02,275 INFO L85 PathProgramCache]: Analyzing trace with hash -406892630, now seen corresponding path program 1 times [2024-11-22 14:16:02,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 14:16:02,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880773742] [2024-11-22 14:16:02,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:16:02,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 14:17:17,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 14:17:20,135 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-22 14:17:20,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 14:17:20,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880773742] [2024-11-22 14:17:20,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880773742] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 14:17:20,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1897136958] [2024-11-22 14:17:20,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:17:20,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 14:17:20,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:17:20,138 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 14:17:20,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process