./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness_negated.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 405c1ec90d5a90e81495140f9bf47a8a22bd7e0c555d7b6deaec7143608df286 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 16:59:45,988 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 16:59:46,061 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 16:59:46,066 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 16:59:46,070 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 16:59:46,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 16:59:46,098 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 16:59:46,098 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 16:59:46,099 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 16:59:46,099 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 16:59:46,100 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 16:59:46,100 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 16:59:46,100 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 16:59:46,100 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 16:59:46,101 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 16:59:46,101 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 16:59:46,101 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 16:59:46,101 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 16:59:46,102 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 16:59:46,102 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 16:59:46,102 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 16:59:46,102 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 16:59:46,102 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 16:59:46,102 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 16:59:46,102 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 16:59:46,102 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 16:59:46,102 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 16:59:46,102 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 16:59:46,103 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 16:59:46,103 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 16:59:46,103 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 16:59:46,103 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 16:59:46,103 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 16:59:46,103 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 16:59:46,103 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 16:59:46,104 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 16:59:46,104 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 16:59:46,104 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 16:59:46,104 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 16:59:46,104 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 16:59:46,104 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 16:59:46,104 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 16:59:46,104 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 16:59:46,104 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 16:59:46,105 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 16:59:46,105 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-jdk21/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 -> 405c1ec90d5a90e81495140f9bf47a8a22bd7e0c555d7b6deaec7143608df286 [2025-01-09 16:59:46,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 16:59:46,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 16:59:46,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 16:59:46,363 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 16:59:46,364 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 16:59:46,364 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness_negated.i [2025-01-09 16:59:47,592 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8ccbe88b3/5f0b2c6dcb45448d8fe4131281384f69/FLAGf82e1c087 [2025-01-09 16:59:48,202 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 16:59:48,203 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness_negated.i [2025-01-09 16:59:48,233 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8ccbe88b3/5f0b2c6dcb45448d8fe4131281384f69/FLAGf82e1c087 [2025-01-09 16:59:48,250 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8ccbe88b3/5f0b2c6dcb45448d8fe4131281384f69 [2025-01-09 16:59:48,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 16:59:48,253 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 16:59:48,254 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 16:59:48,254 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 16:59:48,258 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 16:59:48,258 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 04:59:48" (1/1) ... [2025-01-09 16:59:48,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@798ee07c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:59:48, skipping insertion in model container [2025-01-09 16:59:48,259 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 04:59:48" (1/1) ... [2025-01-09 16:59:48,329 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 16:59:48,583 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness_negated.i[4490,4503] [2025-01-09 16:59:48,592 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness_negated.i[4550,4563] [2025-01-09 16:59:49,111 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,112 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,112 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,113 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,114 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,128 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,128 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,130 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,130 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,579 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,580 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 16:59:49,694 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 16:59:49,708 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness_negated.i[4490,4503] [2025-01-09 16:59:49,713 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness_negated.i[4550,4563] [2025-01-09 16:59:49,760 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,760 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,760 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,761 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,761 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,770 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,771 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,773 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,773 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,931 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8245] [2025-01-09 16:59:49,934 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,934 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 16:59:49,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8731-8742] [2025-01-09 16:59:49,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 16:59:50,149 INFO L204 MainTranslator]: Completed translation [2025-01-09 16:59:50,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:59:50 WrapperNode [2025-01-09 16:59:50,150 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 16:59:50,151 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 16:59:50,151 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 16:59:50,151 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 16:59:50,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:59:50" (1/1) ... [2025-01-09 16:59:50,216 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:59:50" (1/1) ... [2025-01-09 16:59:50,300 INFO L138 Inliner]: procedures = 680, calls = 2722, calls flagged for inlining = 59, calls inlined = 8, statements flattened = 1083 [2025-01-09 16:59:50,300 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 16:59:50,301 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 16:59:50,301 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 16:59:50,301 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 16:59:50,310 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:59:50" (1/1) ... [2025-01-09 16:59:50,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:59:50" (1/1) ... [2025-01-09 16:59:50,323 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:59:50" (1/1) ... [2025-01-09 16:59:50,414 INFO L175 MemorySlicer]: Split 627 memory accesses to 8 slices as follows [4, 257, 2, 246, 8, 17, 6, 87]. 41 percent of accesses are in the largest equivalence class. The 47 initializations are split as follows [0, 0, 2, 11, 4, 2, 0, 28]. The 500 writes are split as follows [3, 257, 0, 233, 0, 2, 2, 3]. [2025-01-09 16:59:50,417 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:59:50" (1/1) ... [2025-01-09 16:59:50,417 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:59:50" (1/1) ... [2025-01-09 16:59:50,462 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:59:50" (1/1) ... [2025-01-09 16:59:50,465 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:59:50" (1/1) ... [2025-01-09 16:59:50,469 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:59:50" (1/1) ... [2025-01-09 16:59:50,486 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:59:50" (1/1) ... [2025-01-09 16:59:50,494 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:59:50" (1/1) ... [2025-01-09 16:59:50,512 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 16:59:50,513 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 16:59:50,513 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 16:59:50,513 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 16:59:50,514 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:59:50" (1/1) ... [2025-01-09 16:59:50,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 16:59:50,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 16:59:50,553 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 16:59:50,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 16:59:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2025-01-09 16:59:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2025-01-09 16:59:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2025-01-09 16:59:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2025-01-09 16:59:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 16:59:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-01-09 16:59:50,583 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-01-09 16:59:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2025-01-09 16:59:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2025-01-09 16:59:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2025-01-09 16:59:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2025-01-09 16:59:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2025-01-09 16:59:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2025-01-09 16:59:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2025-01-09 16:59:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2025-01-09 16:59:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 16:59:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 16:59:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 16:59:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 16:59:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 16:59:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 16:59:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 16:59:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-01-09 16:59:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-01-09 16:59:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-01-09 16:59:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-01-09 16:59:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-01-09 16:59:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-01-09 16:59:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-01-09 16:59:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-01-09 16:59:50,589 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-01-09 16:59:50,589 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-01-09 16:59:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2025-01-09 16:59:50,589 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2025-01-09 16:59:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-01-09 16:59:50,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-01-09 16:59:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 16:59:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 16:59:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2025-01-09 16:59:50,589 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2025-01-09 16:59:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 16:59:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 16:59:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 16:59:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 16:59:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 16:59:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 16:59:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 16:59:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 16:59:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member [2025-01-09 16:59:50,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member [2025-01-09 16:59:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 16:59:50,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 16:59:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-01-09 16:59:50,589 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-01-09 16:59:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-01-09 16:59:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 16:59:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 16:59:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 16:59:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 16:59:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 16:59:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 16:59:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 16:59:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 16:59:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 16:59:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-01-09 16:59:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-01-09 16:59:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-01-09 16:59:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-01-09 16:59:50,591 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-01-09 16:59:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_bounded [2025-01-09 16:59:50,591 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_bounded [2025-01-09 16:59:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 16:59:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 16:59:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 16:59:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 16:59:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 16:59:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 16:59:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 16:59:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 16:59:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2025-01-09 16:59:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2025-01-09 16:59:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2025-01-09 16:59:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2025-01-09 16:59:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2025-01-09 16:59:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2025-01-09 16:59:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2025-01-09 16:59:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2025-01-09 16:59:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_buf_equivalence [2025-01-09 16:59:50,595 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_buf_equivalence [2025-01-09 16:59:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 16:59:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 16:59:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 16:59:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 16:59:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 16:59:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 16:59:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 16:59:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 16:59:51,021 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 16:59:51,024 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 17:00:00,299 INFO L? ?]: Removed 228 outVars from TransFormulas that were not future-live. [2025-01-09 17:00:00,300 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 17:00:00,311 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 17:00:00,311 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 17:00:00,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:00:00 BoogieIcfgContainer [2025-01-09 17:00:00,312 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 17:00:00,314 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 17:00:00,314 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 17:00:00,318 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 17:00:00,318 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 04:59:48" (1/3) ... [2025-01-09 17:00:00,318 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16477955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:00:00, skipping insertion in model container [2025-01-09 17:00:00,319 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:59:50" (2/3) ... [2025-01-09 17:00:00,320 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16477955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:00:00, skipping insertion in model container [2025-01-09 17:00:00,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:00:00" (3/3) ... [2025-01-09 17:00:00,321 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_cat_harness_negated.i [2025-01-09 17:00:00,334 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 17:00:00,336 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_buf_cat_harness_negated.i that has 22 procedures, 244 locations, 1 initial locations, 17 loop locations, and 1 error locations. [2025-01-09 17:00:00,388 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 17:00:00,399 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;@687fd7c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 17:00:00,400 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 17:00:00,403 INFO L276 IsEmpty]: Start isEmpty. Operand has 209 states, 121 states have (on average 1.2231404958677685) internal successors, (148), 122 states have internal predecessors, (148), 72 states have call successors, (72), 14 states have call predecessors, (72), 14 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2025-01-09 17:00:00,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2025-01-09 17:00:00,421 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 17:00:00,422 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 17:00:00,423 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 17:00:00,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 17:00:00,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1338941519, now seen corresponding path program 1 times [2025-01-09 17:00:00,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 17:00:00,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508781131] [2025-01-09 17:00:00,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:00:00,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 17:01:05,506 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 211 statements into 1 equivalence classes. [2025-01-09 17:01:06,257 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 211 of 211 statements. [2025-01-09 17:01:06,258 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 17:01:06,259 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 17:01:07,305 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2025-01-09 17:01:07,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 17:01:07,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508781131] [2025-01-09 17:01:07,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508781131] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 17:01:07,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [201976191] [2025-01-09 17:01:07,306 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:01:07,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 17:01:07,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 17:01:07,311 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 17:01:07,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process