./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 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_be16_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 df84751ae907cf8e2f81d69c2889b453b5ccdd1cae9e7b45e78c48443104a63e --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 02:48:59,898 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 02:48:59,952 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-04 02:48:59,956 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 02:48:59,956 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 02:48:59,969 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 02:48:59,970 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 02:48:59,970 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 02:48:59,970 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 02:48:59,970 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 02:48:59,970 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 02:48:59,970 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 02:48:59,970 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 02:48:59,970 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 02:48:59,971 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 02:48:59,971 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 02:48:59,971 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 02:48:59,971 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 02:48:59,971 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 02:48:59,971 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 02:48:59,971 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 02:48:59,971 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 02:48:59,971 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 02:48:59,971 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 02:48:59,971 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 02:48:59,971 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 02:48:59,971 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 02:48:59,971 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 02:48:59,971 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 02:48:59,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 02:48:59,972 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 02:48:59,972 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 02:48:59,972 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 02:48:59,972 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 02:48:59,972 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 02:48:59,972 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 02:48:59,972 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 02:48:59,972 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 02:48:59,972 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 02:48:59,972 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 02:48:59,972 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 -> df84751ae907cf8e2f81d69c2889b453b5ccdd1cae9e7b45e78c48443104a63e [2025-03-04 02:49:00,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 02:49:00,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 02:49:00,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 02:49:00,204 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 02:49:00,204 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 02:49:00,205 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness_negated.i [2025-03-04 02:49:01,357 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa79a29b8/bef6eabeb4774ba8858cb9338844fa60/FLAG861f0774c [2025-03-04 02:49:01,801 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 02:49:01,801 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness_negated.i [2025-03-04 02:49:01,825 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa79a29b8/bef6eabeb4774ba8858cb9338844fa60/FLAG861f0774c [2025-03-04 02:49:01,931 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa79a29b8/bef6eabeb4774ba8858cb9338844fa60 [2025-03-04 02:49:01,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 02:49:01,934 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 02:49:01,934 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 02:49:01,934 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 02:49:01,938 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 02:49:01,939 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 02:49:01" (1/1) ... [2025-03-04 02:49:01,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9f4cca0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:01, skipping insertion in model container [2025-03-04 02:49:01,939 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 02:49:01" (1/1) ... [2025-03-04 02:49:02,002 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 02:49:02,162 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_be16_harness_negated.i[4499,4512] [2025-03-04 02:49:02,170 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_be16_harness_negated.i[4559,4572] [2025-03-04 02:49:02,612 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:02,613 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:02,613 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:02,613 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:02,614 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:02,624 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:02,626 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:02,628 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:02,628 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:03,012 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:03,012 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:03,085 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 02:49:03,131 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 02:49:03,139 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_be16_harness_negated.i[4499,4512] [2025-03-04 02:49:03,140 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_be16_harness_negated.i[4559,4572] [2025-03-04 02:49:03,162 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:03,162 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:03,163 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:03,163 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:03,163 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:03,167 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:03,167 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:03,168 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:03,168 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:03,247 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2025-03-04 02:49:03,251 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:03,251 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 02:49:03,259 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2025-03-04 02:49:03,272 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 02:49:03,430 INFO L204 MainTranslator]: Completed translation [2025-03-04 02:49:03,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:03 WrapperNode [2025-03-04 02:49:03,431 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 02:49:03,432 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 02:49:03,432 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 02:49:03,432 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 02:49:03,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:03" (1/1) ... [2025-03-04 02:49:03,493 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:03" (1/1) ... [2025-03-04 02:49:03,561 INFO L138 Inliner]: procedures = 680, calls = 2639, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 1027 [2025-03-04 02:49:03,562 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 02:49:03,562 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 02:49:03,562 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 02:49:03,562 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 02:49:03,573 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:03" (1/1) ... [2025-03-04 02:49:03,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:03" (1/1) ... [2025-03-04 02:49:03,579 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:03" (1/1) ... [2025-03-04 02:49:03,642 INFO L175 MemorySlicer]: Split 567 memory accesses to 8 slices as follows [2, 257, 248, 6, 37, 8, 4, 5]. 45 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [2, 0, 6, 0, 2, 2, 2, 5]. The 504 writes are split as follows [0, 257, 236, 2, 9, 0, 0, 0]. [2025-03-04 02:49:03,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:03" (1/1) ... [2025-03-04 02:49:03,642 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:03" (1/1) ... [2025-03-04 02:49:03,671 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:03" (1/1) ... [2025-03-04 02:49:03,674 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:03" (1/1) ... [2025-03-04 02:49:03,682 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:03" (1/1) ... [2025-03-04 02:49:03,685 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:03" (1/1) ... [2025-03-04 02:49:03,692 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 02:49:03,693 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 02:49:03,693 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 02:49:03,693 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 02:49:03,693 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:03" (1/1) ... [2025-03-04 02:49:03,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 02:49:03,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 02:49:03,725 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) [2025-03-04 02:49:03,728 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 [2025-03-04 02:49:03,746 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2025-03-04 02:49:03,746 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2025-03-04 02:49:03,746 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2025-03-04 02:49:03,746 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2025-03-04 02:49:03,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 02:49:03,748 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-03-04 02:49:03,748 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-03-04 02:49:03,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2025-03-04 02:49:03,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2025-03-04 02:49:03,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2025-03-04 02:49:03,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2025-03-04 02:49:03,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2025-03-04 02:49:03,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2025-03-04 02:49:03,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2025-03-04 02:49:03,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2025-03-04 02:49:03,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-04 02:49:03,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-04 02:49:03,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-04 02:49:03,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-04 02:49:03,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-04 02:49:03,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-04 02:49:03,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-04 02:49:03,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-04 02:49:03,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-04 02:49:03,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-04 02:49:03,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-04 02:49:03,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-04 02:49:03,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-04 02:49:03,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-04 02:49:03,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-04 02:49:03,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-04 02:49:03,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 02:49:03,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 02:49:03,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 02:49:03,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-04 02:49:03,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-04 02:49:03,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-04 02:49:03,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-04 02:49:03,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-04 02:49:03,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-04 02:49:03,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-04 02:49:03,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-04 02:49:03,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-04 02:49:03,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-04 02:49:03,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-04 02:49:03,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-04 02:49:03,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-04 02:49:03,752 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-04 02:49:03,752 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-04 02:49:03,752 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-04 02:49:03,752 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-04 02:49:03,752 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-04 02:49:03,752 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-04 02:49:03,752 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-04 02:49:03,752 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-04 02:49:03,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-03-04 02:49:03,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-03-04 02:49:03,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-04 02:49:03,753 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh16 [2025-03-04 02:49:03,753 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh16 [2025-03-04 02:49:03,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 02:49:03,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-04 02:49:03,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-04 02:49:03,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-04 02:49:03,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-04 02:49:03,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-04 02:49:03,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-04 02:49:03,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-04 02:49:03,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 02:49:03,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-03-04 02:49:03,755 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-03-04 02:49:03,755 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-03-04 02:49:03,755 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-04 02:49:03,755 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-04 02:49:03,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-04 02:49:03,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-04 02:49:03,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-04 02:49:03,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-04 02:49:03,756 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-03-04 02:49:03,756 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-03-04 02:49:03,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 02:49:03,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 02:49:03,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 02:49:03,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-04 02:49:03,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-04 02:49:03,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-04 02:49:03,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-04 02:49:03,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-04 02:49:03,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2025-03-04 02:49:03,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2025-03-04 02:49:03,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2025-03-04 02:49:03,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2025-03-04 02:49:03,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2025-03-04 02:49:03,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2025-03-04 02:49:03,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2025-03-04 02:49:03,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2025-03-04 02:49:03,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 02:49:03,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 02:49:03,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 02:49:03,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 02:49:03,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-04 02:49:03,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-04 02:49:03,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-04 02:49:03,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-04 02:49:04,042 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 02:49:04,044 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 02:49:04,069 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2025-03-04 02:49:04,251 INFO L1325 $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; [2025-03-04 02:49:04,251 INFO L1325 $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; [2025-03-04 02:49:04,266 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-03-04 02:49:04,273 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6888: havoc #t~ret561;havoc #t~ite563.base, #t~ite563.offset;havoc #t~ret562.base, #t~ret562.offset; [2025-03-04 02:49:04,304 INFO L1325 $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; [2025-03-04 02:49:04,625 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4052: havoc #t~nondet270; [2025-03-04 02:49:04,717 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-03-04 02:49:11,784 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2025-03-04 02:49:11,847 INFO L? ?]: Removed 248 outVars from TransFormulas that were not future-live. [2025-03-04 02:49:11,848 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 02:49:11,861 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 02:49:11,861 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 02:49:11,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 02:49:11 BoogieIcfgContainer [2025-03-04 02:49:11,861 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 02:49:11,863 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 02:49:11,863 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 02:49:11,866 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 02:49:11,866 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 02:49:01" (1/3) ... [2025-03-04 02:49:11,866 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25be9144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 02:49:11, skipping insertion in model container [2025-03-04 02:49:11,866 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:49:03" (2/3) ... [2025-03-04 02:49:11,866 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25be9144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 02:49:11, skipping insertion in model container [2025-03-04 02:49:11,866 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 02:49:11" (3/3) ... [2025-03-04 02:49:11,867 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be16_harness_negated.i [2025-03-04 02:49:11,876 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 02:49:11,877 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_cursor_read_be16_harness_negated.i that has 19 procedures, 217 locations, 1 initial locations, 16 loop locations, and 1 error locations. [2025-03-04 02:49:11,917 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 02:49:11,927 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;@67776b9a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 02:49:11,927 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-04 02:49:11,930 INFO L276 IsEmpty]: Start isEmpty. Operand has 182 states, 121 states have (on average 1.28099173553719) internal successors, (155), 122 states have internal predecessors, (155), 48 states have call successors, (48), 11 states have call predecessors, (48), 11 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2025-03-04 02:49:11,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2025-03-04 02:49:11,940 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 02:49:11,941 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] [2025-03-04 02:49:11,941 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 02:49:11,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 02:49:11,946 INFO L85 PathProgramCache]: Analyzing trace with hash 172023715, now seen corresponding path program 1 times [2025-03-04 02:49:11,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 02:49:11,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691108434] [2025-03-04 02:49:11,951 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 02:49:11,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 02:50:19,500 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 124 statements into 1 equivalence classes. [2025-03-04 02:50:20,027 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 124 of 124 statements. [2025-03-04 02:50:20,027 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 02:50:20,027 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 02:50:22,341 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2025-03-04 02:50:22,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 02:50:22,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691108434] [2025-03-04 02:50:22,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691108434] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 02:50:22,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [387565332] [2025-03-04 02:50:22,343 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 02:50:22,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 02:50:22,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 02:50:22,345 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) [2025-03-04 02:50:22,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process