./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.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.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 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 19:55:07,122 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 19:55:07,169 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-16 19:55:07,185 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 19:55:07,185 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 19:55:07,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 19:55:07,209 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 19:55:07,210 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 19:55:07,210 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 19:55:07,211 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 19:55:07,212 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 19:55:07,212 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 19:55:07,212 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 19:55:07,212 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 19:55:07,213 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 19:55:07,213 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 19:55:07,214 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 19:55:07,215 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 19:55:07,217 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 19:55:07,217 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 19:55:07,218 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 19:55:07,218 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 19:55:07,218 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 19:55:07,218 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 19:55:07,218 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 19:55:07,219 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 19:55:07,219 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 19:55:07,219 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 19:55:07,219 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 19:55:07,219 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 19:55:07,220 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 19:55:07,220 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 19:55:07,220 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 19:55:07,220 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 19:55:07,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 19:55:07,220 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 19:55:07,221 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 19:55:07,221 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 19:55:07,221 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 19:55:07,221 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a [2024-11-16 19:55:07,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 19:55:07,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 19:55:07,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 19:55:07,460 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 19:55:07,460 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 19:55:07,461 INFO L431 ainManager$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.i [2024-11-16 19:55:08,681 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 19:55:09,039 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 19:55:09,040 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i [2024-11-16 19:55:09,069 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6dd0be100/c14472961dbf44cb8f6a3a939e82bf9e/FLAGf51777367 [2024-11-16 19:55:09,255 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6dd0be100/c14472961dbf44cb8f6a3a939e82bf9e [2024-11-16 19:55:09,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 19:55:09,257 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 19:55:09,258 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 19:55:09,259 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 19:55:09,263 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 19:55:09,264 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:55:09" (1/1) ... [2024-11-16 19:55:09,264 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d2febb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:09, skipping insertion in model container [2024-11-16 19:55:09,264 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:55:09" (1/1) ... [2024-11-16 19:55:09,338 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 19:55:09,572 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.i[4499,4512] [2024-11-16 19:55:09,580 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.i[4559,4572] [2024-11-16 19:55:10,213 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,214 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,214 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,215 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,215 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,225 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,226 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,227 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,227 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,675 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,675 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,785 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 19:55:10,828 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 19:55:10,841 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4499,4512] [2024-11-16 19:55:10,841 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4559,4572] [2024-11-16 19:55:10,873 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,873 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,874 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,874 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,874 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,878 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,878 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,878 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,879 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,968 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2024-11-16 19:55:10,969 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,969 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-16 19:55:10,980 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2024-11-16 19:55:10,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 19:55:11,156 INFO L204 MainTranslator]: Completed translation [2024-11-16 19:55:11,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:11 WrapperNode [2024-11-16 19:55:11,156 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 19:55:11,157 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 19:55:11,157 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 19:55:11,158 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 19:55:11,166 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:11" (1/1) ... [2024-11-16 19:55:11,230 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:11" (1/1) ... [2024-11-16 19:55:11,305 INFO L138 Inliner]: procedures = 680, calls = 2639, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 1027 [2024-11-16 19:55:11,306 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 19:55:11,306 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 19:55:11,306 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 19:55:11,307 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 19:55:11,337 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:11" (1/1) ... [2024-11-16 19:55:11,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:11" (1/1) ... [2024-11-16 19:55:11,347 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:11" (1/1) ... [2024-11-16 19:55:11,415 INFO L175 MemorySlicer]: Split 569 memory accesses to 9 slices as follows [8, 248, 257, 2, 37, 4, 6, 2, 5]. 45 percent of accesses are in the largest equivalence class. The 20 initializations are split as follows [2, 6, 0, 2, 2, 2, 0, 1, 5]. The 504 writes are split as follows [0, 236, 257, 0, 9, 0, 2, 0, 0]. [2024-11-16 19:55:11,416 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:11" (1/1) ... [2024-11-16 19:55:11,416 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:11" (1/1) ... [2024-11-16 19:55:11,459 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:11" (1/1) ... [2024-11-16 19:55:11,461 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:11" (1/1) ... [2024-11-16 19:55:11,473 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:11" (1/1) ... [2024-11-16 19:55:11,482 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:11" (1/1) ... [2024-11-16 19:55:11,495 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 19:55:11,496 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 19:55:11,496 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 19:55:11,496 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 19:55:11,497 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:11" (1/1) ... [2024-11-16 19:55:11,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 19:55:11,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 19:55:11,525 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 19:55:11,528 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 19:55:11,561 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2024-11-16 19:55:11,563 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2024-11-16 19:55:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2024-11-16 19:55:11,563 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2024-11-16 19:55:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-16 19:55:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-16 19:55:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-16 19:55:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-16 19:55:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-16 19:55:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-16 19:55:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-16 19:55:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-16 19:55:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-16 19:55:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-16 19:55:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-16 19:55:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2024-11-16 19:55:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2024-11-16 19:55:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#8 [2024-11-16 19:55:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-16 19:55:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-16 19:55:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-16 19:55:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-16 19:55:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-16 19:55:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-16 19:55:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-16 19:55:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-16 19:55:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-16 19:55:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-16 19:55:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-16 19:55:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-16 19:55:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-16 19:55:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-16 19:55:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-16 19:55:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-16 19:55:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-16 19:55:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-16 19:55:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh64 [2024-11-16 19:55:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh64 [2024-11-16 19:55:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-16 19:55:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-16 19:55:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-16 19:55:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-16 19:55:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-16 19:55:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-16 19:55:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-16 19:55:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-16 19:55:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-16 19:55:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-16 19:55:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-16 19:55:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-16 19:55:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-16 19:55:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-16 19:55:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-16 19:55:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-16 19:55:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-16 19:55:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-16 19:55:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-16 19:55:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-16 19:55:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-16 19:55:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-16 19:55:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-16 19:55:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-16 19:55:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-16 19:55:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-16 19:55:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-16 19:55:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-16 19:55:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-16 19:55:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-16 19:55:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 19:55:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-16 19:55:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-16 19:55:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-16 19:55:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-16 19:55:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-16 19:55:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-16 19:55:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-16 19:55:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-16 19:55:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-16 19:55:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 19:55:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 19:55:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-16 19:55:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-16 19:55:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-16 19:55:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-16 19:55:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-16 19:55:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-16 19:55:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-16 19:55:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-16 19:55:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-16 19:55:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-16 19:55:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-16 19:55:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-16 19:55:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-16 19:55:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-16 19:55:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-16 19:55:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-16 19:55:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-16 19:55:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-16 19:55:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-16 19:55:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-16 19:55:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-16 19:55:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-16 19:55:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-16 19:55:11,572 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-16 19:55:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 19:55:11,572 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 19:55:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-16 19:55:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-16 19:55:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-16 19:55:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-16 19:55:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-16 19:55:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-16 19:55:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-16 19:55:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-16 19:55:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-16 19:55:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-16 19:55:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-16 19:55:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-16 19:55:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-16 19:55:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-16 19:55:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-16 19:55:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-16 19:55:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-16 19:55:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-16 19:55:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-16 19:55:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-16 19:55:11,575 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-16 19:55:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-16 19:55:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-16 19:55:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-16 19:55:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-16 19:55:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-16 19:55:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-16 19:55:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-16 19:55:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-16 19:55:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-16 19:55:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2024-11-16 19:55:11,576 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2024-11-16 19:55:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-16 19:55:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-16 19:55:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-16 19:55:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-16 19:55:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-16 19:55:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-16 19:55:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2024-11-16 19:55:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2024-11-16 19:55:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#8 [2024-11-16 19:55:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 19:55:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-16 19:55:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-16 19:55:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-16 19:55:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-16 19:55:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-16 19:55:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-16 19:55:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-16 19:55:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-16 19:55:11,872 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 19:55:11,874 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 19:55:11,898 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6886: havoc #t~malloc557.base, #t~malloc557.offset; [2024-11-16 19:55:12,055 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8360: call ULTIMATE.dealloc(~#slice~0#1.base, ~#slice~0#1.offset);havoc ~#slice~0#1.base, ~#slice~0#1.offset; [2024-11-16 19:55:12,055 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L8353: 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 19:55:12,068 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2024-11-16 19:55:12,071 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3925: havoc #t~ret242; [2024-11-16 19:55:12,076 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900: havoc #t~ret561;havoc #t~ite563.base, #t~ite563.offset;havoc #t~ret562.base, #t~ret562.offset; [2024-11-16 19:55:12,098 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L3917: havoc #t~nondet239;havoc #t~nondet240;havoc #t~bitwise241; [2024-11-16 19:55:12,134 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L7387: 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 19:55:12,142 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 19:55:12,535 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2024-11-16 19:55:19,331 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2024-11-16 19:55:19,433 INFO L? ?]: Removed 271 outVars from TransFormulas that were not future-live. [2024-11-16 19:55:19,433 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 19:55:19,460 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 19:55:19,460 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 19:55:19,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 07:55:19 BoogieIcfgContainer [2024-11-16 19:55:19,461 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 19:55:19,463 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 19:55:19,463 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 19:55:19,466 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 19:55:19,466 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 07:55:09" (1/3) ... [2024-11-16 19:55:19,467 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e824656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:55:19, skipping insertion in model container [2024-11-16 19:55:19,468 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:11" (2/3) ... [2024-11-16 19:55:19,468 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e824656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:55:19, skipping insertion in model container [2024-11-16 19:55:19,468 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 07:55:19" (3/3) ... [2024-11-16 19:55:19,469 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be64_harness.i [2024-11-16 19:55:19,482 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 19:55:19,482 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 19:55:19,545 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 19:55:19,553 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;@7bdb9e07, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 19:55:19,554 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 19:55:19,558 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 19:55:19,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-16 19:55:19,572 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 19:55:19,573 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 19:55:19,573 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 19:55:19,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 19:55:19,578 INFO L85 PathProgramCache]: Analyzing trace with hash 754084418, now seen corresponding path program 1 times [2024-11-16 19:55:19,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 19:55:19,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39124375] [2024-11-16 19:55:19,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 19:55:19,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 19:56:32,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-16 19:56:33,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 19:56:33,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-16 19:56:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-16 19:56:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-16 19:56:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 19:56:33,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 19:56:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-16 19:56:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 19:56:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-16 19:56:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 19:56:33,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 19:56:33,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 19:56:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 19:56:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 19:56:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 19:56:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-16 19:56:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 19:56:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 19:56:33,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 19:56:33,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 19:56:33,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 19:56:33,868 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 19:56:33,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 19:56:33,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39124375] [2024-11-16 19:56:33,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39124375] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 19:56:33,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 19:56:33,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 19:56:33,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928354036] [2024-11-16 19:56:33,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 19:56:33,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 19:56:33,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 19:56:33,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 19:56:33,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 19:56:33,899 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) [2024-11-16 19:56:38,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 19:56:42,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.45s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 19:56:46,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 19:56:46,194 INFO L93 Difference]: Finished difference Result 406 states and 585 transitions. [2024-11-16 19:56:46,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 19:56:46,196 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 136 [2024-11-16 19:56:46,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 19:56:46,204 INFO L225 Difference]: With dead ends: 406 [2024-11-16 19:56:46,204 INFO L226 Difference]: Without dead ends: 208 [2024-11-16 19:56:46,207 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 19:56:46,210 INFO L432 NwaCegarLoop]: 171 mSDtfsCounter, 178 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 117 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 301 SdHoareTripleChecker+Invalid, 342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2024-11-16 19:56:46,210 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 301 Invalid, 342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 223 Invalid, 2 Unknown, 0 Unchecked, 12.0s Time] [2024-11-16 19:56:46,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2024-11-16 19:56:46,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 192. [2024-11-16 19:56:46,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 128 states have (on average 1.2734375) internal successors, (163), 129 states have internal predecessors, (163), 50 states have call successors, (50), 13 states have call predecessors, (50), 13 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2024-11-16 19:56:46,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 262 transitions. [2024-11-16 19:56:46,267 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 262 transitions. Word has length 136 [2024-11-16 19:56:46,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 19:56:46,268 INFO L471 AbstractCegarLoop]: Abstraction has 192 states and 262 transitions. [2024-11-16 19:56:46,268 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2024-11-16 19:56:46,268 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 262 transitions. [2024-11-16 19:56:46,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-16 19:56:46,271 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 19:56:46,271 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 19:56:46,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 19:56:46,272 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 19:56:46,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 19:56:46,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1936085503, now seen corresponding path program 1 times [2024-11-16 19:56:46,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 19:56:46,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827916637] [2024-11-16 19:56:46,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 19:56:46,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms