./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_hash_byte_cursor_ptr_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_hash_byte_cursor_ptr_harness_negated.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 c3c8655ca5417ded3d08bcdd390cd006a1900a04b131deb295e26f4df52f9db1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 17:13:51,120 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 17:13:51,178 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 17:13:51,184 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 17:13:51,184 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 17:13:51,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 17:13:51,211 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 17:13:51,211 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 17:13:51,212 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 17:13:51,212 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 17:13:51,212 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 17:13:51,213 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 17:13:51,213 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 17:13:51,213 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 17:13:51,213 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 17:13:51,213 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 17:13:51,214 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 17:13:51,214 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 17:13:51,214 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 17:13:51,214 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 17:13:51,214 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 17:13:51,214 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 17:13:51,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 17:13:51,214 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 17:13:51,214 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 17:13:51,215 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 17:13:51,215 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 17:13:51,215 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 17:13:51,215 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 17:13:51,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:13:51,215 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 17:13:51,215 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 17:13:51,215 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 17:13:51,216 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 17:13:51,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:13:51,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 17:13:51,216 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 17:13:51,216 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 17:13:51,216 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 17:13:51,216 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 17:13:51,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 17:13:51,216 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 17:13:51,216 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 17:13:51,216 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 17:13:51,217 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 17:13:51,217 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> c3c8655ca5417ded3d08bcdd390cd006a1900a04b131deb295e26f4df52f9db1 [2025-01-09 17:13:51,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 17:13:51,419 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 17:13:51,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 17:13:51,422 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 17:13:51,422 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 17:13:51,423 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_hash_byte_cursor_ptr_harness_negated.i [2025-01-09 17:13:52,560 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5f97fbd34/817ef144265c45ebb4e327e3d8e1826d/FLAG383f35a23 [2025-01-09 17:13:53,045 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 17:13:53,046 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_byte_cursor_ptr_harness_negated.i [2025-01-09 17:13:53,081 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5f97fbd34/817ef144265c45ebb4e327e3d8e1826d/FLAG383f35a23 [2025-01-09 17:13:53,141 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5f97fbd34/817ef144265c45ebb4e327e3d8e1826d [2025-01-09 17:13:53,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 17:13:53,145 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 17:13:53,146 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 17:13:53,146 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 17:13:53,150 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 17:13:53,151 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 05:13:53" (1/1) ... [2025-01-09 17:13:53,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33ebac8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:13:53, skipping insertion in model container [2025-01-09 17:13:53,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 05:13:53" (1/1) ... [2025-01-09 17:13:53,241 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 17:13:53,495 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_byte_cursor_ptr_harness_negated.i[4498,4511] [2025-01-09 17:13:53,507 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_byte_cursor_ptr_harness_negated.i[4558,4571] [2025-01-09 17:13:54,237 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:54,238 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:54,238 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:54,239 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:54,239 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:54,256 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:54,256 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:54,257 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:54,258 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,049 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,050 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,292 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,292 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,306 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,307 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,311 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,312 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,322 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,323 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,323 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,323 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,323 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,323 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,324 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 17:13:55,374 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 17:13:55,383 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_byte_cursor_ptr_harness_negated.i[4498,4511] [2025-01-09 17:13:55,384 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_byte_cursor_ptr_harness_negated.i[4558,4571] [2025-01-09 17:13:55,425 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,426 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,426 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,426 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,426 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,430 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,430 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,431 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,431 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,564 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8256] [2025-01-09 17:13:55,565 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,566 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,574 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8742-8753] [2025-01-09 17:13:55,616 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,617 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,621 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,622 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,623 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,623 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,628 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,629 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,629 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,629 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,629 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,630 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,630 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:13:55,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 17:13:55,822 INFO L204 MainTranslator]: Completed translation [2025-01-09 17:13:55,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:13:55 WrapperNode [2025-01-09 17:13:55,823 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 17:13:55,823 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 17:13:55,824 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 17:13:55,824 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 17:13:55,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:13:55" (1/1) ... [2025-01-09 17:13:55,904 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:13:55" (1/1) ... [2025-01-09 17:13:55,957 INFO L138 Inliner]: procedures = 765, calls = 3572, calls flagged for inlining = 77, calls inlined = 6, statements flattened = 798 [2025-01-09 17:13:55,957 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 17:13:55,958 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 17:13:55,958 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 17:13:55,958 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 17:13:55,966 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:13:55" (1/1) ... [2025-01-09 17:13:55,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:13:55" (1/1) ... [2025-01-09 17:13:55,977 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:13:55" (1/1) ... [2025-01-09 17:13:56,055 INFO L175 MemorySlicer]: Split 615 memory accesses to 9 slices as follows [2, 257, 238, 7, 3, 7, 84, 12, 5]. 42 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 0, 6, 1, 0, 1, 0, 2, 5]. The 499 writes are split as follows [0, 257, 232, 4, 1, 4, 0, 1, 0]. [2025-01-09 17:13:56,056 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:13:55" (1/1) ... [2025-01-09 17:13:56,056 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:13:55" (1/1) ... [2025-01-09 17:13:56,107 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:13:55" (1/1) ... [2025-01-09 17:13:56,111 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:13:55" (1/1) ... [2025-01-09 17:13:56,118 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:13:55" (1/1) ... [2025-01-09 17:13:56,129 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:13:55" (1/1) ... [2025-01-09 17:13:56,134 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:13:55" (1/1) ... [2025-01-09 17:13:56,158 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 17:13:56,158 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 17:13:56,159 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 17:13:56,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 17:13:56,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:13:55" (1/1) ... [2025-01-09 17:13:56,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:13:56,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 17:13:56,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 17:13:56,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 17:13:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2025-01-09 17:13:56,218 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2025-01-09 17:13:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 17:13:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-01-09 17:13:56,218 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-01-09 17:13:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 17:13:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 17:13:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 17:13:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 17:13:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 17:13:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 17:13:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 17:13:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 17:13:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 17:13:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 17:13:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 17:13:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 17:13:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 17:13:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 17:13:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 17:13:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 17:13:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 17:13:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 17:13:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-01-09 17:13:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-01-09 17:13:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 17:13:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 17:13:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 17:13:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 17:13:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 17:13:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 17:13:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 17:13:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 17:13:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 17:13:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 17:13:56,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-01-09 17:13:56,223 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 17:13:56,223 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 17:13:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure hashlittle2 [2025-01-09 17:13:56,224 INFO L138 BoogieDeclarations]: Found implementation of procedure hashlittle2 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 17:13:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 17:13:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 17:13:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 17:13:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 17:13:56,504 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 17:13:56,506 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 17:13:57,299 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2025-01-09 17:14:04,371 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2025-01-09 17:14:04,371 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2025-01-09 17:14:04,419 INFO L? ?]: Removed 391 outVars from TransFormulas that were not future-live. [2025-01-09 17:14:04,419 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 17:14:04,434 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 17:14:04,434 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 17:14:04,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:14:04 BoogieIcfgContainer [2025-01-09 17:14:04,434 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 17:14:04,436 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 17:14:04,436 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 17:14:04,440 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 17:14:04,440 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 05:13:53" (1/3) ... [2025-01-09 17:14:04,441 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f3d95bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:14:04, skipping insertion in model container [2025-01-09 17:14:04,441 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:13:55" (2/3) ... [2025-01-09 17:14:04,441 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f3d95bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:14:04, skipping insertion in model container [2025-01-09 17:14:04,441 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:14:04" (3/3) ... [2025-01-09 17:14:04,442 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_hash_byte_cursor_ptr_harness_negated.i [2025-01-09 17:14:04,454 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 17:14:04,456 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_hash_byte_cursor_ptr_harness_negated.i that has 7 procedures, 341 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2025-01-09 17:14:04,501 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 17:14:04,509 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;@6bd8236f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 17:14:04,511 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 17:14:04,515 INFO L276 IsEmpty]: Start isEmpty. Operand has 341 states, 321 states have (on average 1.5669781931464175) internal successors, (503), 321 states have internal predecessors, (503), 13 states have call successors, (13), 6 states have call predecessors, (13), 6 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2025-01-09 17:14:04,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2025-01-09 17:14:04,525 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 17:14:04,526 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2025-01-09 17:14:04,526 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 17:14:04,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 17:14:04,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1183565811, now seen corresponding path program 1 times [2025-01-09 17:14:04,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 17:14:04,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848277103] [2025-01-09 17:14:04,535 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:14:04,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 17:15:12,782 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 71 statements into 1 equivalence classes. [2025-01-09 17:15:13,265 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 71 of 71 statements. [2025-01-09 17:15:13,265 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 17:15:13,266 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 17:15:13,911 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2025-01-09 17:15:13,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 17:15:13,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848277103] [2025-01-09 17:15:13,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848277103] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 17:15:13,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [209245797] [2025-01-09 17:15:13,913 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:15:13,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 17:15:13,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 17:15:13,915 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 17:15:13,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process