./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_eq_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_eq_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 c9f60659fbb0886b2c3c86084c4cc81dbedd027936fc1dda43226ecbc4710056 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 09:49:00,299 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 09:49:00,372 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-20 09:49:00,380 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 09:49:00,381 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 09:49:00,409 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 09:49:00,409 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 09:49:00,410 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 09:49:00,411 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 09:49:00,411 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 09:49:00,412 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 09:49:00,412 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 09:49:00,413 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 09:49:00,415 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 09:49:00,415 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 09:49:00,416 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 09:49:00,416 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 09:49:00,416 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 09:49:00,417 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 09:49:00,417 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 09:49:00,417 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 09:49:00,421 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 09:49:00,421 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 09:49:00,422 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 09:49:00,422 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 09:49:00,422 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 09:49:00,422 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 09:49:00,423 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 09:49:00,423 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 09:49:00,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 09:49:00,423 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 09:49:00,424 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 09:49:00,424 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 09:49:00,424 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 09:49:00,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 09:49:00,425 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 09:49:00,425 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 09:49:00,426 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 09:49:00,427 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 09:49:00,427 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9f60659fbb0886b2c3c86084c4cc81dbedd027936fc1dda43226ecbc4710056 [2024-11-20 09:49:00,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 09:49:00,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 09:49:00,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 09:49:00,744 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 09:49:00,744 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 09:49:00,746 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_eq_harness.i [2024-11-20 09:49:02,201 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 09:49:02,758 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 09:49:02,758 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_eq_harness.i [2024-11-20 09:49:02,810 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b3c6ea7b/9d181b2071574f809ab268ced76878e1/FLAG0745a4ddd [2024-11-20 09:49:02,827 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b3c6ea7b/9d181b2071574f809ab268ced76878e1 [2024-11-20 09:49:02,830 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 09:49:02,832 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 09:49:02,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 09:49:02,836 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 09:49:02,841 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 09:49:02,842 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:49:02" (1/1) ... [2024-11-20 09:49:02,843 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@254585de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:02, skipping insertion in model container [2024-11-20 09:49:02,843 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:49:02" (1/1) ... [2024-11-20 09:49:02,950 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 09:49:03,292 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_array_eq_harness.i[4486,4499] [2024-11-20 09:49:03,304 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_array_eq_harness.i[4546,4559] [2024-11-20 09:49:04,163 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:04,164 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:04,164 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:04,165 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:04,166 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:04,180 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:04,181 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:04,183 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:04,183 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:04,943 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:04,947 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:05,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 09:49:05,121 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 09:49:05,138 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_array_eq_harness.i[4486,4499] [2024-11-20 09:49:05,143 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_array_eq_harness.i[4546,4559] [2024-11-20 09:49:05,188 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:05,189 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:05,189 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:05,189 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:05,190 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:05,198 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:05,198 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:05,199 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:05,200 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:05,338 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8277] [2024-11-20 09:49:05,341 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:05,341 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 09:49:05,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8763-8774] [2024-11-20 09:49:05,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 09:49:05,638 INFO L204 MainTranslator]: Completed translation [2024-11-20 09:49:05,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:05 WrapperNode [2024-11-20 09:49:05,640 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 09:49:05,641 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 09:49:05,641 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 09:49:05,641 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 09:49:05,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:05" (1/1) ... [2024-11-20 09:49:05,761 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:05" (1/1) ... [2024-11-20 09:49:05,852 INFO L138 Inliner]: procedures = 680, calls = 2610, calls flagged for inlining = 59, calls inlined = 5, statements flattened = 791 [2024-11-20 09:49:05,853 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 09:49:05,856 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 09:49:05,857 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 09:49:05,857 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 09:49:05,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:05" (1/1) ... [2024-11-20 09:49:05,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:05" (1/1) ... [2024-11-20 09:49:05,885 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:05" (1/1) ... [2024-11-20 09:49:06,002 INFO L175 MemorySlicer]: Split 512 memory accesses to 6 slices as follows [2, 257, 238, 6, 4, 5]. 50 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 6, 0, 0, 5]. The 491 writes are split as follows [0, 257, 232, 2, 0, 0]. [2024-11-20 09:49:06,006 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:05" (1/1) ... [2024-11-20 09:49:06,007 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:05" (1/1) ... [2024-11-20 09:49:06,059 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:05" (1/1) ... [2024-11-20 09:49:06,062 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:05" (1/1) ... [2024-11-20 09:49:06,081 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:05" (1/1) ... [2024-11-20 09:49:06,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:05" (1/1) ... [2024-11-20 09:49:06,135 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 09:49:06,143 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 09:49:06,144 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 09:49:06,144 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 09:49:06,185 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:05" (1/1) ... [2024-11-20 09:49:06,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 09:49:06,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 09:49:06,302 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) [2024-11-20 09:49:06,320 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 [2024-11-20 09:49:06,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-20 09:49:06,499 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-20 09:49:06,500 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-20 09:49:06,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-20 09:49:06,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-20 09:49:06,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-20 09:49:06,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-20 09:49:06,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-20 09:49:06,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-20 09:49:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-20 09:49:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-20 09:49:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-20 09:49:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-20 09:49:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-20 09:49:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-20 09:49:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-20 09:49:06,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-20 09:49:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-20 09:49:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 09:49:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-20 09:49:06,505 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-20 09:49:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 09:49:06,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 09:49:06,506 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-20 09:49:06,506 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-20 09:49:06,506 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-20 09:49:06,506 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-20 09:49:06,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-20 09:49:06,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-20 09:49:06,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-20 09:49:06,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-20 09:49:06,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-20 09:49:06,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-20 09:49:06,506 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-20 09:49:06,506 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-20 09:49:06,507 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-20 09:49:06,507 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-20 09:49:06,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-20 09:49:06,507 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2024-11-20 09:49:06,507 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2024-11-20 09:49:06,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-20 09:49:06,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-20 09:49:06,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-20 09:49:06,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-20 09:49:06,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-20 09:49:06,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-20 09:49:06,509 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-20 09:49:06,509 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-20 09:49:06,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-20 09:49:06,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-20 09:49:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-20 09:49:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-20 09:49:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-20 09:49:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-20 09:49:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 09:49:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-20 09:49:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-20 09:49:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-20 09:49:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-20 09:49:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-20 09:49:06,875 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 09:49:06,878 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 09:49:16,023 INFO L? ?]: Removed 57 outVars from TransFormulas that were not future-live. [2024-11-20 09:49:16,024 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 09:49:16,040 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 09:49:16,041 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-20 09:49:16,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:49:16 BoogieIcfgContainer [2024-11-20 09:49:16,041 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 09:49:16,043 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 09:49:16,043 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 09:49:16,047 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 09:49:16,047 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:49:02" (1/3) ... [2024-11-20 09:49:16,048 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23560cbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:49:16, skipping insertion in model container [2024-11-20 09:49:16,048 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:05" (2/3) ... [2024-11-20 09:49:16,048 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23560cbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:49:16, skipping insertion in model container [2024-11-20 09:49:16,049 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:49:16" (3/3) ... [2024-11-20 09:49:16,051 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_eq_harness.i [2024-11-20 09:49:16,066 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 09:49:16,066 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-20 09:49:16,138 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 09:49:16,146 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;@2f66b575, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 09:49:16,149 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-20 09:49:16,153 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 52 states have (on average 1.2692307692307692) internal successors, (66), 55 states have internal predecessors, (66), 24 states have call successors, (24), 9 states have call predecessors, (24), 9 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-20 09:49:16,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-20 09:49:16,164 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 09:49:16,165 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2024-11-20 09:49:16,166 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 09:49:16,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 09:49:16,171 INFO L85 PathProgramCache]: Analyzing trace with hash 873465649, now seen corresponding path program 1 times [2024-11-20 09:49:16,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 09:49:16,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061395746] [2024-11-20 09:49:16,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 09:49:16,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms