./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_u8_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d 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_u8_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 f1ac591932d47e9b0b8902b9705db38e4b5e721c8f02110220ca6714b79582bb --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 03:12:14,071 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 03:12:14,146 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 03:12:14,153 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 03:12:14,154 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 03:12:14,179 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 03:12:14,180 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 03:12:14,180 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 03:12:14,181 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 03:12:14,186 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 03:12:14,186 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 03:12:14,186 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 03:12:14,187 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 03:12:14,187 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 03:12:14,188 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 03:12:14,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 03:12:14,190 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 03:12:14,190 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 03:12:14,191 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 03:12:14,191 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 03:12:14,191 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 03:12:14,192 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 03:12:14,192 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 03:12:14,192 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 03:12:14,192 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 03:12:14,193 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 03:12:14,193 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 03:12:14,193 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 03:12:14,194 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 03:12:14,194 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:12:14,194 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 03:12:14,194 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 03:12:14,195 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 03:12:14,195 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 03:12:14,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 03:12:14,195 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 03:12:14,196 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 03:12:14,196 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 03:12:14,196 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 03:12:14,197 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1ac591932d47e9b0b8902b9705db38e4b5e721c8f02110220ca6714b79582bb [2024-11-09 03:12:14,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 03:12:14,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 03:12:14,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 03:12:14,476 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 03:12:14,476 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 03:12:14,478 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_u8_harness.i [2024-11-09 03:12:15,948 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 03:12:16,421 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 03:12:16,423 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_u8_harness.i [2024-11-09 03:12:16,466 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3465b8666/d30c498ae6c74f359574a0793b0ae883/FLAGd1e8235e2 [2024-11-09 03:12:16,523 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3465b8666/d30c498ae6c74f359574a0793b0ae883 [2024-11-09 03:12:16,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 03:12:16,527 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 03:12:16,528 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 03:12:16,529 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 03:12:16,538 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 03:12:16,539 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:12:16" (1/1) ... [2024-11-09 03:12:16,542 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17d42fa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:12:16, skipping insertion in model container [2024-11-09 03:12:16,543 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:12:16" (1/1) ... [2024-11-09 03:12:16,648 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 03:12:16,977 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_u8_harness.i[4497,4510] [2024-11-09 03:12:16,989 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_u8_harness.i[4557,4570] [2024-11-09 03:12:18,375 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:18,376 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:18,377 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:18,378 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:18,379 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:18,390 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:18,390 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:18,392 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:18,393 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:19,081 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:19,082 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:19,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:12:19,227 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 03:12:19,244 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_u8_harness.i[4497,4510] [2024-11-09 03:12:19,248 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_u8_harness.i[4557,4570] [2024-11-09 03:12:19,296 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:19,297 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:19,297 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:19,298 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:19,298 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:19,305 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:19,308 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:19,309 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:19,310 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:19,473 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2024-11-09 03:12:19,480 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:19,480 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:12:19,500 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2024-11-09 03:12:19,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:12:19,751 INFO L204 MainTranslator]: Completed translation [2024-11-09 03:12:19,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:12:19 WrapperNode [2024-11-09 03:12:19,752 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 03:12:19,753 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 03:12:19,754 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 03:12:19,754 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 03:12:19,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:12:19" (1/1) ... [2024-11-09 03:12:19,904 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:12:19" (1/1) ... [2024-11-09 03:12:19,997 INFO L138 Inliner]: procedures = 679, calls = 2625, calls flagged for inlining = 61, calls inlined = 10, statements flattened = 1000 [2024-11-09 03:12:20,001 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 03:12:20,002 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 03:12:20,002 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 03:12:20,002 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 03:12:20,014 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:12:19" (1/1) ... [2024-11-09 03:12:20,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:12:19" (1/1) ... [2024-11-09 03:12:20,022 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:12:19" (1/1) ... [2024-11-09 03:12:20,110 INFO L175 MemorySlicer]: Split 555 memory accesses to 8 slices as follows [2, 4, 257, 7, 4, 242, 34, 5]. 46 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [2, 2, 0, 2, 0, 6, 2, 5]. The 501 writes are split as follows [0, 0, 257, 0, 2, 233, 9, 0]. [2024-11-09 03:12:20,112 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:12:19" (1/1) ... [2024-11-09 03:12:20,112 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:12:19" (1/1) ... [2024-11-09 03:12:20,147 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:12:19" (1/1) ... [2024-11-09 03:12:20,156 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:12:19" (1/1) ... [2024-11-09 03:12:20,166 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:12:19" (1/1) ... [2024-11-09 03:12:20,174 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:12:19" (1/1) ... [2024-11-09 03:12:20,195 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 03:12:20,200 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 03:12:20,201 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 03:12:20,201 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 03:12:20,202 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:12:19" (1/1) ... [2024-11-09 03:12:20,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:12:20,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:12:20,236 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) [2024-11-09 03:12:20,242 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 [2024-11-09 03:12:20,284 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2024-11-09 03:12:20,285 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2024-11-09 03:12:20,286 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-09 03:12:20,286 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-09 03:12:20,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 03:12:20,286 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-09 03:12:20,286 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-09 03:12:20,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-09 03:12:20,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-09 03:12:20,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-09 03:12:20,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-09 03:12:20,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-09 03:12:20,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-09 03:12:20,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2024-11-09 03:12:20,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2024-11-09 03:12:20,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-09 03:12:20,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-09 03:12:20,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-09 03:12:20,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-09 03:12:20,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-09 03:12:20,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-09 03:12:20,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-09 03:12:20,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-09 03:12:20,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-09 03:12:20,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-09 03:12:20,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-09 03:12:20,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-09 03:12:20,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-09 03:12:20,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-09 03:12:20,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-09 03:12:20,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-09 03:12:20,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 03:12:20,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 03:12:20,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 03:12:20,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-09 03:12:20,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-09 03:12:20,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-09 03:12:20,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-09 03:12:20,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-09 03:12:20,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-09 03:12:20,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-09 03:12:20,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-09 03:12:20,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-09 03:12:20,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-09 03:12:20,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-09 03:12:20,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-09 03:12:20,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-09 03:12:20,291 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-09 03:12:20,291 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-09 03:12:20,291 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-09 03:12:20,291 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-09 03:12:20,291 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-09 03:12:20,292 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-09 03:12:20,292 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-09 03:12:20,292 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-09 03:12:20,292 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 03:12:20,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 03:12:20,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 03:12:20,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 03:12:20,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 03:12:20,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 03:12:20,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 03:12:20,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-09 03:12:20,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-09 03:12:20,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-09 03:12:20,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-09 03:12:20,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-09 03:12:20,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 03:12:20,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 03:12:20,296 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-09 03:12:20,296 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-09 03:12:20,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-09 03:12:20,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-09 03:12:20,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-09 03:12:20,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-09 03:12:20,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-09 03:12:20,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-09 03:12:20,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-09 03:12:20,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-09 03:12:20,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-09 03:12:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-09 03:12:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-09 03:12:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-09 03:12:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-09 03:12:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-09 03:12:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-09 03:12:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-09 03:12:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 03:12:20,297 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 03:12:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 03:12:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 03:12:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 03:12:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 03:12:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-09 03:12:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-09 03:12:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-09 03:12:20,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-09 03:12:20,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-09 03:12:20,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-09 03:12:20,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-09 03:12:20,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-09 03:12:20,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-09 03:12:20,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-09 03:12:20,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-09 03:12:20,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-09 03:12:20,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-09 03:12:20,300 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-09 03:12:20,300 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-09 03:12:20,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 03:12:20,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 03:12:20,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 03:12:20,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-09 03:12:20,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-09 03:12:20,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-09 03:12:20,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-09 03:12:20,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-09 03:12:20,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-09 03:12:20,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-09 03:12:20,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-09 03:12:20,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-09 03:12:20,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-09 03:12:20,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-09 03:12:20,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2024-11-09 03:12:20,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2024-11-09 03:12:20,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 03:12:20,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 03:12:20,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 03:12:20,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 03:12:20,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 03:12:20,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 03:12:20,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 03:12:20,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 03:12:20,690 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 03:12:20,693 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 03:12:29,886 INFO L? ?]: Removed 230 outVars from TransFormulas that were not future-live. [2024-11-09 03:12:29,886 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 03:12:29,905 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 03:12:29,906 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 03:12:29,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:12:29 BoogieIcfgContainer [2024-11-09 03:12:29,906 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 03:12:29,909 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 03:12:29,909 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 03:12:29,915 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 03:12:29,915 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 03:12:16" (1/3) ... [2024-11-09 03:12:29,916 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37ac634e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:12:29, skipping insertion in model container [2024-11-09 03:12:29,916 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:12:19" (2/3) ... [2024-11-09 03:12:29,917 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37ac634e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:12:29, skipping insertion in model container [2024-11-09 03:12:29,919 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:12:29" (3/3) ... [2024-11-09 03:12:29,922 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_u8_harness.i [2024-11-09 03:12:29,942 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 03:12:29,942 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 03:12:30,023 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 03:12:30,033 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;@382a9824, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 03:12:30,034 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 03:12:30,039 INFO L276 IsEmpty]: Start isEmpty. Operand has 151 states, 103 states have (on average 1.3009708737864079) internal successors, (134), 104 states have internal predecessors, (134), 38 states have call successors, (38), 8 states have call predecessors, (38), 8 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-09 03:12:30,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-09 03:12:30,053 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:12:30,054 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 03:12:30,054 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:12:30,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:12:30,059 INFO L85 PathProgramCache]: Analyzing trace with hash 358773453, now seen corresponding path program 1 times [2024-11-09 03:12:30,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:12:30,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087775640] [2024-11-09 03:12:30,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:12:30,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:13:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:48,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 03:13:48,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:48,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:13:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:48,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 03:13:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:48,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-09 03:13:48,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:48,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-09 03:13:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:48,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-09 03:13:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:48,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-09 03:13:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:48,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-09 03:13:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:48,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-09 03:13:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:48,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-09 03:13:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:48,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-09 03:13:48,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:48,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 03:13:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:48,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 03:13:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:48,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 03:13:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:48,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-09 03:13:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:48,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-09 03:13:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:13:48,666 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-11-09 03:13:48,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:13:48,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087775640] [2024-11-09 03:13:48,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087775640] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:13:48,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:13:48,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 03:13:48,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415562426] [2024-11-09 03:13:48,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:13:48,678 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 03:13:48,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:13:48,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 03:13:48,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 03:13:48,711 INFO L87 Difference]: Start difference. First operand has 151 states, 103 states have (on average 1.3009708737864079) internal successors, (134), 104 states have internal predecessors, (134), 38 states have call successors, (38), 8 states have call predecessors, (38), 8 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-09 03:13:52,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers []