./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d 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_read_be64_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 781bda6fed61385a8a2dfd24d0779b588b4e3a263a6bd1d451e7bf9a103d1f1e --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 19:55:10,751 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 19:55:10,823 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-16 19:55:10,827 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 19:55:10,829 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 19:55:10,854 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 19:55:10,855 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 19:55:10,855 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 19:55:10,856 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 19:55:10,856 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 19:55:10,857 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 19:55:10,857 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 19:55:10,858 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 19:55:10,859 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 19:55:10,862 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 19:55:10,862 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 19:55:10,862 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 19:55:10,863 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 19:55:10,863 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 19:55:10,863 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 19:55:10,863 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 19:55:10,864 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 19:55:10,864 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 19:55:10,864 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 19:55:10,866 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 19:55:10,867 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 19:55:10,867 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 19:55:10,867 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 19:55:10,867 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 19:55:10,867 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 19:55:10,868 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 19:55:10,868 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 19:55:10,868 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 19:55:10,868 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 19:55:10,869 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 19:55:10,869 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 19:55:10,869 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 19:55:10,869 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 19:55:10,870 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 19:55:10,870 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 781bda6fed61385a8a2dfd24d0779b588b4e3a263a6bd1d451e7bf9a103d1f1e [2024-11-16 19:55:11,142 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 19:55:11,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 19:55:11,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 19:55:11,171 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 19:55:11,172 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 19:55:11,173 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i [2024-11-16 19:55:12,549 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 19:55:13,011 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 19:55:13,012 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i [2024-11-16 19:55:13,052 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3a18dd75/02ac08d20abb4f5083851b7114df5af3/FLAGb3636d189 [2024-11-16 19:55:13,112 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3a18dd75/02ac08d20abb4f5083851b7114df5af3 [2024-11-16 19:55:13,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 19:55:13,116 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 19:55:13,117 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 19:55:13,117 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 19:55:13,121 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 19:55:13,121 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:55:13" (1/1) ... [2024-11-16 19:55:13,122 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43eb8858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:13, skipping insertion in model container [2024-11-16 19:55:13,122 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:55:13" (1/1) ... [2024-11-16 19:55:13,226 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 19:55:13,507 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i[4499,4512] [2024-11-16 19:55:13,520 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i[4559,4572] [2024-11-16 19:55:14,288 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:14,289 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:14,289 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:14,290 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:14,291 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:14,306 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:14,308 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:14,309 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:14,311 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:14,856 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:14,859 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:14,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 19:55:15,095 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 19:55:15,115 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i[4499,4512] [2024-11-16 19:55:15,115 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i[4559,4572] [2024-11-16 19:55:15,182 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:15,183 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:15,183 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:15,184 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:15,184 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:15,188 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:15,188 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:15,190 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:15,194 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:15,320 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-11-16 19:55:15,322 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:15,323 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:15,334 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-11-16 19:55:15,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 19:55:15,625 INFO L204 MainTranslator]: Completed translation [2024-11-16 19:55:15,626 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:15 WrapperNode [2024-11-16 19:55:15,626 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 19:55:15,627 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 19:55:15,627 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 19:55:15,628 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 19:55:15,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:15" (1/1) ... [2024-11-16 19:55:15,733 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:15" (1/1) ... [2024-11-16 19:55:15,823 INFO L138 Inliner]: procedures = 680, calls = 2639, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 1027 [2024-11-16 19:55:15,825 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 19:55:15,826 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 19:55:15,857 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 19:55:15,857 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 19:55:15,868 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:15" (1/1) ... [2024-11-16 19:55:15,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:15" (1/1) ... [2024-11-16 19:55:15,880 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:15" (1/1) ... [2024-11-16 19:55:15,979 INFO L175 MemorySlicer]: Split 569 memory accesses to 9 slices as follows [257, 2, 37, 4, 8, 248, 6, 2, 5]. 45 percent of accesses are in the largest equivalence class. The 20 initializations are split as follows [0, 2, 2, 2, 2, 6, 0, 1, 5]. The 504 writes are split as follows [257, 0, 9, 0, 0, 236, 2, 0, 0]. [2024-11-16 19:55:15,980 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:15" (1/1) ... [2024-11-16 19:55:15,981 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:15" (1/1) ... [2024-11-16 19:55:16,029 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:15" (1/1) ... [2024-11-16 19:55:16,031 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:15" (1/1) ... [2024-11-16 19:55:16,050 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:15" (1/1) ... [2024-11-16 19:55:16,056 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:15" (1/1) ... [2024-11-16 19:55:16,078 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 19:55:16,082 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 19:55:16,082 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 19:55:16,082 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 19:55:16,083 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:15" (1/1) ... [2024-11-16 19:55:16,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 19:55:16,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 19:55:16,119 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) [2024-11-16 19:55:16,122 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 [2024-11-16 19:55:16,170 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2024-11-16 19:55:16,171 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2024-11-16 19:55:16,172 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2024-11-16 19:55:16,172 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2024-11-16 19:55:16,172 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-16 19:55:16,173 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-16 19:55:16,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-16 19:55:16,173 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-16 19:55:16,173 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-16 19:55:16,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-16 19:55:16,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-16 19:55:16,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-16 19:55:16,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-16 19:55:16,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-16 19:55:16,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-16 19:55:16,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2024-11-16 19:55:16,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2024-11-16 19:55:16,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#8 [2024-11-16 19:55:16,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-16 19:55:16,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-16 19:55:16,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-16 19:55:16,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-16 19:55:16,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-16 19:55:16,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-16 19:55:16,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-16 19:55:16,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-16 19:55:16,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-16 19:55:16,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-16 19:55:16,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-16 19:55:16,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-16 19:55:16,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-16 19:55:16,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-16 19:55:16,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-16 19:55:16,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-16 19:55:16,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-16 19:55:16,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-16 19:55:16,178 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh64 [2024-11-16 19:55:16,179 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh64 [2024-11-16 19:55:16,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-16 19:55:16,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-16 19:55:16,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-16 19:55:16,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-16 19:55:16,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-16 19:55:16,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-16 19:55:16,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-16 19:55:16,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-16 19:55:16,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-16 19:55:16,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-16 19:55:16,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-16 19:55:16,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-16 19:55:16,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-16 19:55:16,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-16 19:55:16,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-16 19:55:16,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-16 19:55:16,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-16 19:55:16,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-16 19:55:16,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-16 19:55:16,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-16 19:55:16,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-16 19:55:16,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-16 19:55:16,184 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-16 19:55:16,184 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-16 19:55:16,184 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-16 19:55:16,184 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-16 19:55:16,185 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-16 19:55:16,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-16 19:55:16,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-16 19:55:16,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-16 19:55:16,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 19:55:16,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-16 19:55:16,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-16 19:55:16,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-16 19:55:16,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-16 19:55:16,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-16 19:55:16,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-16 19:55:16,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-16 19:55:16,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-16 19:55:16,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-16 19:55:16,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 19:55:16,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 19:55:16,188 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-16 19:55:16,188 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-16 19:55:16,188 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-16 19:55:16,188 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-16 19:55:16,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-16 19:55:16,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-16 19:55:16,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-16 19:55:16,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-16 19:55:16,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-16 19:55:16,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-16 19:55:16,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-16 19:55:16,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-16 19:55:16,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-16 19:55:16,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-16 19:55:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-16 19:55:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-16 19:55:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-16 19:55:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-16 19:55:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-16 19:55:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-16 19:55:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-16 19:55:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-16 19:55:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-16 19:55:16,191 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-16 19:55:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 19:55:16,191 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 19:55:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-16 19:55:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-16 19:55:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-16 19:55:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-16 19:55:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-16 19:55:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-16 19:55:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-16 19:55:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-16 19:55:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-16 19:55:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-16 19:55:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-16 19:55:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-16 19:55:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-16 19:55:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-16 19:55:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-16 19:55:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-16 19:55:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-16 19:55:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-16 19:55:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-16 19:55:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-16 19:55:16,194 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-16 19:55:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-16 19:55:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-16 19:55:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-16 19:55:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-16 19:55:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-16 19:55:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-16 19:55:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-16 19:55:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-16 19:55:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-16 19:55:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2024-11-16 19:55:16,197 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2024-11-16 19:55:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-16 19:55:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-16 19:55:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-16 19:55:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-16 19:55:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-16 19:55:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-16 19:55:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2024-11-16 19:55:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2024-11-16 19:55:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#8 [2024-11-16 19:55:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 19:55:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-16 19:55:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-16 19:55:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-16 19:55:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-16 19:55:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-16 19:55:16,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-16 19:55:16,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-16 19:55:16,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-16 19:55:16,635 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 19:55:16,637 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 19:55:16,672 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2024-11-16 19:55:16,875 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8328: call ULTIMATE.dealloc(~#slice~0#1.base, ~#slice~0#1.offset);havoc ~#slice~0#1.base, ~#slice~0#1.offset; [2024-11-16 19:55:16,876 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8321: havoc aws_byte_cursor_advance_nospec_#t~mem1112#1;havoc aws_byte_cursor_advance_nospec_#t~mem1113#1.base, aws_byte_cursor_advance_nospec_#t~mem1113#1.offset;call ULTIMATE.dealloc(aws_byte_cursor_advance_nospec_~#rv~7#1.base, aws_byte_cursor_advance_nospec_~#rv~7#1.offset);havoc aws_byte_cursor_advance_nospec_~#rv~7#1.base, aws_byte_cursor_advance_nospec_~#rv~7#1.offset; [2024-11-16 19:55:16,888 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2024-11-16 19:55:16,891 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3925: havoc #t~ret242; [2024-11-16 19:55:16,899 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6888: havoc #t~ret561;havoc #t~ite563.base, #t~ite563.offset;havoc #t~ret562.base, #t~ret562.offset; [2024-11-16 19:55:16,916 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3917: havoc #t~nondet239;havoc #t~nondet240;havoc #t~bitwise241; [2024-11-16 19:55:16,953 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7355: havoc #t~mem693;havoc #t~mem694;havoc #t~mem695.base, #t~mem695.offset;havoc #t~short696;havoc #t~mem697;havoc #t~mem698.base, #t~mem698.offset;havoc #t~short699;havoc #t~short700;havoc #t~short701;havoc #t~short702; [2024-11-16 19:55:16,961 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3898: havoc #t~mem237;call ULTIMATE.dealloc(~#z~0.base, ~#z~0.offset);havoc ~#z~0.base, ~#z~0.offset; [2024-11-16 19:55:17,647 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2024-11-16 19:55:25,615 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2024-11-16 19:55:25,735 INFO L? ?]: Removed 271 outVars from TransFormulas that were not future-live. [2024-11-16 19:55:25,735 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 19:55:25,767 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 19:55:25,767 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 19:55:25,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 07:55:25 BoogieIcfgContainer [2024-11-16 19:55:25,768 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 19:55:25,771 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 19:55:25,772 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 19:55:25,775 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 19:55:25,775 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 07:55:13" (1/3) ... [2024-11-16 19:55:25,776 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cc7570c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:55:25, skipping insertion in model container [2024-11-16 19:55:25,777 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:15" (2/3) ... [2024-11-16 19:55:25,777 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cc7570c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:55:25, skipping insertion in model container [2024-11-16 19:55:25,777 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 07:55:25" (3/3) ... [2024-11-16 19:55:25,778 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be64_harness_negated.i [2024-11-16 19:55:25,796 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 19:55:25,796 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 19:55:25,869 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 19:55:25,878 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;@5e124f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 19:55:25,879 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 19:55:25,884 INFO L276 IsEmpty]: Start isEmpty. Operand has 199 states, 134 states have (on average 1.2761194029850746) internal successors, (171), 135 states have internal predecessors, (171), 50 states have call successors, (50), 13 states have call predecessors, (50), 13 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-16 19:55:25,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-16 19:55:25,903 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 19:55:25,905 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 19:55:25,905 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 19:55:25,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 19:55:25,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1303950758, now seen corresponding path program 1 times [2024-11-16 19:55:25,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 19:55:25,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708599614] [2024-11-16 19:55:25,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 19:55:25,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 19:56:43,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-16 19:56:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 19:56:45,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-16 19:56:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-16 19:56:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-16 19:56:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 19:56:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 19:56:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-16 19:56:45,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 19:56:45,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-16 19:56:45,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 19:56:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 19:56:45,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 19:56:45,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 19:56:45,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 19:56:45,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 19:56:45,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 19:56:45,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 19:56:45,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 19:56:45,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 19:56:45,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 19:56:45,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:45,476 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2024-11-16 19:56:45,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 19:56:45,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708599614] [2024-11-16 19:56:45,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708599614] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 19:56:45,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 19:56:45,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 19:56:45,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029812635] [2024-11-16 19:56:45,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 19:56:45,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 19:56:45,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 19:56:45,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 19:56:45,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 19:56:45,518 INFO L87 Difference]: Start difference. First operand has 199 states, 134 states have (on average 1.2761194029850746) internal successors, (171), 135 states have internal predecessors, (171), 50 states have call successors, (50), 13 states have call predecessors, (50), 13 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21)