./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 781bda6fed61385a8a2dfd24d0779b588b4e3a263a6bd1d451e7bf9a103d1f1e --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 07:08:10,911 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 07:08:10,955 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-17 07:08:10,959 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 07:08:10,959 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 07:08:10,979 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 07:08:10,980 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 07:08:10,980 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 07:08:10,981 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 07:08:10,981 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 07:08:10,982 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 07:08:10,982 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 07:08:10,982 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 07:08:10,982 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 07:08:10,983 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 07:08:10,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 07:08:10,983 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 07:08:10,983 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 07:08:10,983 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 07:08:10,983 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 07:08:10,983 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 07:08:10,984 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 07:08:10,984 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 07:08:10,984 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 07:08:10,984 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 07:08:10,984 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 07:08:10,984 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 07:08:10,984 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 07:08:10,984 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 07:08:10,984 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 07:08:10,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 07:08:10,985 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 07:08:10,985 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 07:08:10,985 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 07:08:10,986 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 07:08:10,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 07:08:10,986 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 07:08:10,986 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 07:08:10,986 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 07:08:10,986 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 07:08:10,986 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 781bda6fed61385a8a2dfd24d0779b588b4e3a263a6bd1d451e7bf9a103d1f1e [2025-03-17 07:08:11,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 07:08:11,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 07:08:11,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 07:08:11,247 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 07:08:11,247 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 07:08:11,248 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i [2025-03-17 07:08:12,489 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d73f75feb/320338e8be2a4b7fa9a3bf33830d8020/FLAG9b6e0aae9 [2025-03-17 07:08:13,032 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 07:08:13,033 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i [2025-03-17 07:08:13,061 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d73f75feb/320338e8be2a4b7fa9a3bf33830d8020/FLAG9b6e0aae9 [2025-03-17 07:08:13,091 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d73f75feb/320338e8be2a4b7fa9a3bf33830d8020 [2025-03-17 07:08:13,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 07:08:13,096 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 07:08:13,097 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 07:08:13,097 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 07:08:13,101 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 07:08:13,101 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:08:13" (1/1) ... [2025-03-17 07:08:13,102 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67bee403 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:08:13, skipping insertion in model container [2025-03-17 07:08:13,102 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:08:13" (1/1) ... [2025-03-17 07:08:13,167 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 07:08:13,408 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i[4499,4512] [2025-03-17 07:08:13,418 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i[4559,4572] [2025-03-17 07:08:14,113 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,114 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,114 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,115 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,115 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,125 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,126 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,127 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,128 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,623 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,623 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 07:08:14,763 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 07:08:14,775 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i[4499,4512] [2025-03-17 07:08:14,777 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i[4559,4572] [2025-03-17 07:08:14,822 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,823 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,823 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,824 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,824 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,832 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,834 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,835 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,835 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2025-03-17 07:08:14,985 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,986 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-17 07:08:14,996 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2025-03-17 07:08:15,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 07:08:15,196 INFO L204 MainTranslator]: Completed translation [2025-03-17 07:08:15,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:08:15 WrapperNode [2025-03-17 07:08:15,197 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 07:08:15,198 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 07:08:15,198 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 07:08:15,198 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 07:08:15,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:08:15" (1/1) ... [2025-03-17 07:08:15,261 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:08:15" (1/1) ... [2025-03-17 07:08:15,319 INFO L138 Inliner]: procedures = 680, calls = 2639, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 1027 [2025-03-17 07:08:15,319 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 07:08:15,320 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 07:08:15,320 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 07:08:15,320 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 07:08:15,331 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:08:15" (1/1) ... [2025-03-17 07:08:15,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:08:15" (1/1) ... [2025-03-17 07:08:15,339 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:08:15" (1/1) ... [2025-03-17 07:08:15,402 INFO L175 MemorySlicer]: Split 569 memory accesses to 9 slices as follows [257, 2, 8, 248, 2, 37, 6, 4, 5]. 45 percent of accesses are in the largest equivalence class. The 20 initializations are split as follows [0, 2, 2, 6, 1, 2, 0, 2, 5]. The 504 writes are split as follows [257, 0, 0, 236, 0, 9, 2, 0, 0]. [2025-03-17 07:08:15,403 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:08:15" (1/1) ... [2025-03-17 07:08:15,403 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:08:15" (1/1) ... [2025-03-17 07:08:15,437 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:08:15" (1/1) ... [2025-03-17 07:08:15,439 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:08:15" (1/1) ... [2025-03-17 07:08:15,449 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:08:15" (1/1) ... [2025-03-17 07:08:15,454 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:08:15" (1/1) ... [2025-03-17 07:08:15,467 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 07:08:15,468 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 07:08:15,468 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 07:08:15,468 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 07:08:15,469 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:08:15" (1/1) ... [2025-03-17 07:08:15,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 07:08:15,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 07:08:15,504 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) [2025-03-17 07:08:15,510 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 [2025-03-17 07:08:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2025-03-17 07:08:15,536 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2025-03-17 07:08:15,536 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2025-03-17 07:08:15,536 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2025-03-17 07:08:15,536 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2025-03-17 07:08:15,537 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2025-03-17 07:08:15,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 07:08:15,538 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-03-17 07:08:15,539 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#8 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-17 07:08:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh64 [2025-03-17 07:08:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh64 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-17 07:08:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-03-17 07:08:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-17 07:08:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-17 07:08:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-17 07:08:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-17 07:08:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-17 07:08:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-17 07:08:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-17 07:08:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-17 07:08:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-03-17 07:08:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-03-17 07:08:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-03-17 07:08:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 07:08:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 07:08:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-17 07:08:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-17 07:08:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-17 07:08:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-17 07:08:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-17 07:08:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-17 07:08:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-17 07:08:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-17 07:08:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-17 07:08:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 07:08:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 07:08:15,543 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-03-17 07:08:15,544 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-03-17 07:08:15,544 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-17 07:08:15,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-17 07:08:15,545 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-03-17 07:08:15,546 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-03-17 07:08:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 07:08:15,546 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 07:08:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 07:08:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-17 07:08:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-17 07:08:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-17 07:08:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-17 07:08:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-17 07:08:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-17 07:08:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-17 07:08:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-17 07:08:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-17 07:08:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-17 07:08:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-17 07:08:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-17 07:08:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-17 07:08:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-17 07:08:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-03-17 07:08:15,547 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2025-03-17 07:08:15,547 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#8 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-17 07:08:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-17 07:08:15,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-17 07:08:15,885 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 07:08:15,888 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 07:08:15,940 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2025-03-17 07:08:16,156 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8328: call ULTIMATE.dealloc(~#slice~0#1.base, ~#slice~0#1.offset);havoc ~#slice~0#1.base, ~#slice~0#1.offset; [2025-03-17 07:08:16,156 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8321: havoc aws_byte_cursor_advance_nospec_#t~mem1112#1;havoc aws_byte_cursor_advance_nospec_#t~mem1113#1.base, aws_byte_cursor_advance_nospec_#t~mem1113#1.offset;call ULTIMATE.dealloc(aws_byte_cursor_advance_nospec_~#rv~7#1.base, aws_byte_cursor_advance_nospec_~#rv~7#1.offset);havoc aws_byte_cursor_advance_nospec_~#rv~7#1.base, aws_byte_cursor_advance_nospec_~#rv~7#1.offset; [2025-03-17 07:08:16,177 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-03-17 07:08:16,182 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3925: havoc #t~ret242; [2025-03-17 07:08:16,191 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6888: havoc #t~ret561;havoc #t~ite563.base, #t~ite563.offset;havoc #t~ret562.base, #t~ret562.offset; [2025-03-17 07:08:16,214 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3917: havoc #t~nondet239;havoc #t~nondet240;havoc #t~bitwise241; [2025-03-17 07:08:16,259 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7355: havoc #t~mem693;havoc #t~mem694;havoc #t~mem695.base, #t~mem695.offset;havoc #t~short696;havoc #t~mem697;havoc #t~mem698.base, #t~mem698.offset;havoc #t~short699;havoc #t~short700;havoc #t~short701;havoc #t~short702; [2025-03-17 07:08:16,275 INFO L1322 $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; [2025-03-17 07:08:16,889 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-03-17 07:08:23,899 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2025-03-17 07:08:23,986 INFO L? ?]: Removed 267 outVars from TransFormulas that were not future-live. [2025-03-17 07:08:23,986 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 07:08:24,009 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 07:08:24,010 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 07:08:24,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:08:24 BoogieIcfgContainer [2025-03-17 07:08:24,011 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 07:08:24,012 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 07:08:24,013 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 07:08:24,016 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 07:08:24,017 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 07:08:13" (1/3) ... [2025-03-17 07:08:24,017 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3194e743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 07:08:24, skipping insertion in model container [2025-03-17 07:08:24,018 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:08:15" (2/3) ... [2025-03-17 07:08:24,018 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3194e743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 07:08:24, skipping insertion in model container [2025-03-17 07:08:24,018 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 07:08:24" (3/3) ... [2025-03-17 07:08:24,019 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be64_harness_negated.i [2025-03-17 07:08:24,029 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 07:08:24,030 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_cursor_read_be64_harness_negated.i that has 22 procedures, 230 locations, 1 initial locations, 18 loop locations, and 1 error locations. [2025-03-17 07:08:24,075 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 07:08:24,084 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;@6cf448fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 07:08:24,084 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 07:08:24,088 INFO L276 IsEmpty]: Start isEmpty. Operand has 190 states, 125 states have (on average 1.296) internal successors, (162), 126 states have internal predecessors, (162), 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) [2025-03-17 07:08:24,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2025-03-17 07:08:24,097 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 07:08:24,098 INFO L218 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] [2025-03-17 07:08:24,098 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 07:08:24,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 07:08:24,102 INFO L85 PathProgramCache]: Analyzing trace with hash 1940668144, now seen corresponding path program 1 times [2025-03-17 07:08:24,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 07:08:24,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234002406] [2025-03-17 07:08:24,108 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 07:08:24,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 07:09:33,210 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-03-17 07:09:33,759 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-03-17 07:09:33,759 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 07:09:33,760 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 07:09:36,264 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2025-03-17 07:09:36,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 07:09:36,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234002406] [2025-03-17 07:09:36,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234002406] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 07:09:36,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [494514332] [2025-03-17 07:09:36,266 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 07:09:36,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 07:09:36,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 07:09:36,274 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 07:09:36,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process