./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_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_cursor_from_string_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 c3b06783378816ab028e38f9f4609990f4d1028238bbcb0e88638ebb644bb54d --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:14:44,114 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:14:44,193 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:14:44,207 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:14:44,208 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:14:44,227 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:14:44,227 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:14:44,228 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:14:44,230 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:14:44,230 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:14:44,231 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:14:44,231 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:14:44,231 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:14:44,232 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:14:44,232 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:14:44,234 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:14:44,234 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:14:44,234 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:14:44,237 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:14:44,237 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:14:44,237 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:14:44,238 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:14:44,240 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:14:44,241 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:14:44,241 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:14:44,241 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:14:44,241 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:14:44,241 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:14:44,242 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:14:44,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:14:44,242 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:14:44,242 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:14:44,242 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:14:44,242 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:14:44,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:14:44,243 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:14:44,243 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:14:44,243 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:14:44,243 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:14:44,244 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3b06783378816ab028e38f9f4609990f4d1028238bbcb0e88638ebb644bb54d [2024-11-19 02:14:44,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:14:44,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:14:44,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:14:44,527 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:14:44,528 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:14:44,529 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i [2024-11-19 02:14:46,052 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:14:46,533 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:14:46,535 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i [2024-11-19 02:14:46,571 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df70e54e7/cb9e20c041fa44e9b6e5bc7b36ddf57c/FLAGb760c064c [2024-11-19 02:14:46,634 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df70e54e7/cb9e20c041fa44e9b6e5bc7b36ddf57c [2024-11-19 02:14:46,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:14:46,638 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:14:46,639 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:14:46,640 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:14:46,647 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:14:46,648 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:14:46" (1/1) ... [2024-11-19 02:14:46,649 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43ec7c41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:14:46, skipping insertion in model container [2024-11-19 02:14:46,651 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:14:46" (1/1) ... [2024-11-19 02:14:46,761 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:14:47,102 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_from_string_harness.i[4501,4514] [2024-11-19 02:14:47,113 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_from_string_harness.i[4561,4574] [2024-11-19 02:14:48,046 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,047 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,047 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,048 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,049 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,071 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,072 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,074 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,074 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,640 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,641 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:14:48,827 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:14:48,841 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_from_string_harness.i[4501,4514] [2024-11-19 02:14:48,845 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_from_string_harness.i[4561,4574] [2024-11-19 02:14:48,881 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,881 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,882 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,882 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,883 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,891 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,892 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,893 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:48,893 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:49,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8253] [2024-11-19 02:14:49,027 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:49,028 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:14:49,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8739-8750] [2024-11-19 02:14:49,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:14:49,313 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:14:49,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:14:49 WrapperNode [2024-11-19 02:14:49,313 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:14:49,315 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:14:49,315 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:14:49,315 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:14:49,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:14:49" (1/1) ... [2024-11-19 02:14:49,422 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:14:49" (1/1) ... [2024-11-19 02:14:49,509 INFO L138 Inliner]: procedures = 682, calls = 2791, calls flagged for inlining = 59, calls inlined = 7, statements flattened = 848 [2024-11-19 02:14:49,512 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:14:49,512 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:14:49,513 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:14:49,513 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:14:49,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:14:49" (1/1) ... [2024-11-19 02:14:49,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:14:49" (1/1) ... [2024-11-19 02:14:49,537 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:14:49" (1/1) ... [2024-11-19 02:14:49,615 INFO L175 MemorySlicer]: Split 543 memory accesses to 6 slices as follows [2, 14, 5, 257, 16, 249]. 47 percent of accesses are in the largest equivalence class. The 31 initializations are split as follows [2, 2, 5, 0, 16, 6]. The 494 writes are split as follows [0, 2, 0, 257, 0, 235]. [2024-11-19 02:14:49,618 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:14:49" (1/1) ... [2024-11-19 02:14:49,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:14:49" (1/1) ... [2024-11-19 02:14:49,659 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:14:49" (1/1) ... [2024-11-19 02:14:49,666 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:14:49" (1/1) ... [2024-11-19 02:14:49,677 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:14:49" (1/1) ... [2024-11-19 02:14:49,682 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:14:49" (1/1) ... [2024-11-19 02:14:49,701 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:14:49,702 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:14:49,702 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:14:49,702 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:14:49,703 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:14:49" (1/1) ... [2024-11-19 02:14:49,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:14:49,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:14:49,740 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 02:14:49,746 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 02:14:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-19 02:14:49,797 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-19 02:14:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-19 02:14:49,797 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-19 02:14:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2024-11-19 02:14:49,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2024-11-19 02:14:49,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:14:49,798 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-19 02:14:49,799 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-19 02:14:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 02:14:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 02:14:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 02:14:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 02:14:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 02:14:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 02:14:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 02:14:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 02:14:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 02:14:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 02:14:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 02:14:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 02:14:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:14:49,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:14:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:14:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:14:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 02:14:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 02:14:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 02:14:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 02:14:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 02:14:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 02:14:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:14:49,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:14:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:14:49,802 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:14:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 02:14:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 02:14:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 02:14:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 02:14:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 02:14:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 02:14:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2024-11-19 02:14:49,803 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2024-11-19 02:14:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:14:49,803 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:14:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:14:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 02:14:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 02:14:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 02:14:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 02:14:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 02:14:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 02:14:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:14:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:14:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:14:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:14:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 02:14:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-19 02:14:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-19 02:14:49,804 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-19 02:14:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-19 02:14:49,804 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-19 02:14:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 02:14:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 02:14:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 02:14:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 02:14:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 02:14:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 02:14:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:14:49,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:14:49,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:14:49,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:14:49,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 02:14:49,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 02:14:50,132 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:14:50,135 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:14:58,647 INFO L? ?]: Removed 81 outVars from TransFormulas that were not future-live. [2024-11-19 02:14:58,647 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:14:58,662 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:14:58,663 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-19 02:14:58,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:14:58 BoogieIcfgContainer [2024-11-19 02:14:58,664 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:14:58,667 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:14:58,667 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:14:58,671 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:14:58,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:14:46" (1/3) ... [2024-11-19 02:14:58,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3429a46e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:14:58, skipping insertion in model container [2024-11-19 02:14:58,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:14:49" (2/3) ... [2024-11-19 02:14:58,674 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3429a46e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:14:58, skipping insertion in model container [2024-11-19 02:14:58,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:14:58" (3/3) ... [2024-11-19 02:14:58,676 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_from_string_harness.i [2024-11-19 02:14:58,695 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:14:58,695 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:14:58,776 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:14:58,782 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;@34f90344, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:14:58,783 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:14:58,788 INFO L276 IsEmpty]: Start isEmpty. Operand has 104 states, 67 states have (on average 1.1791044776119404) internal successors, (79), 68 states have internal predecessors, (79), 25 states have call successors, (25), 10 states have call predecessors, (25), 10 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-19 02:14:58,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-19 02:14:58,796 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:14:58,797 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2024-11-19 02:14:58,797 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:14:58,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:14:58,802 INFO L85 PathProgramCache]: Analyzing trace with hash -886272952, now seen corresponding path program 1 times [2024-11-19 02:14:58,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:14:58,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936946409] [2024-11-19 02:14:58,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:14:58,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:16:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:16:18,077 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-19 02:16:18,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:16:18,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936946409] [2024-11-19 02:16:18,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936946409] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:16:18,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2003796366] [2024-11-19 02:16:18,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:16:18,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:16:18,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:16:18,082 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 02:16:18,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process