./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_string_harness.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_write_from_whole_string_harness.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 7d9514ee1b6f3a0027f117bcf81d6b26d525fe99251459ecef3c46cad248dd1f --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 17:06:29,049 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 17:06:29,100 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 17:06:29,106 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 17:06:29,106 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 17:06:29,124 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 17:06:29,125 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 17:06:29,125 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 17:06:29,126 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 17:06:29,126 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 17:06:29,126 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 17:06:29,127 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 17:06:29,127 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 17:06:29,127 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 17:06:29,127 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 17:06:29,128 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 17:06:29,128 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 17:06:29,128 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 17:06:29,128 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 17:06:29,128 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 17:06:29,128 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 17:06:29,128 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 17:06:29,128 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 17:06:29,128 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 17:06:29,128 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 17:06:29,128 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 17:06:29,128 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 17:06:29,128 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 17:06:29,129 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 17:06:29,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:06:29,129 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 17:06:29,129 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 17:06:29,129 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 17:06:29,129 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 17:06:29,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:06:29,129 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 17:06:29,130 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 17:06:29,130 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 17:06:29,130 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 17:06:29,130 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 17:06:29,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 17:06:29,130 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 17:06:29,130 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 17:06:29,130 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 17:06:29,130 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 17:06:29,130 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 -> 7d9514ee1b6f3a0027f117bcf81d6b26d525fe99251459ecef3c46cad248dd1f [2025-01-09 17:06:29,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 17:06:29,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 17:06:29,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 17:06:29,359 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 17:06:29,359 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 17:06:29,360 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_string_harness.i [2025-01-09 17:06:30,459 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/46e57e4ec/a54d45194b1f424f955d0aa03a1545e9/FLAG02a71eb11 [2025-01-09 17:06:30,976 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 17:06:30,978 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_string_harness.i [2025-01-09 17:06:31,006 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/46e57e4ec/a54d45194b1f424f955d0aa03a1545e9/FLAG02a71eb11 [2025-01-09 17:06:31,029 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/46e57e4ec/a54d45194b1f424f955d0aa03a1545e9 [2025-01-09 17:06:31,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 17:06:31,032 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 17:06:31,033 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 17:06:31,033 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 17:06:31,037 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 17:06:31,038 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 05:06:31" (1/1) ... [2025-01-09 17:06:31,038 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5715bcd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:31, skipping insertion in model container [2025-01-09 17:06:31,039 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 05:06:31" (1/1) ... [2025-01-09 17:06:31,102 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 17:06:31,289 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_write_from_whole_string_harness.i[4510,4523] [2025-01-09 17:06:31,296 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_write_from_whole_string_harness.i[4570,4583] [2025-01-09 17:06:31,808 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:31,809 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:31,809 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:31,810 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:31,810 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:31,819 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:31,819 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:31,820 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:31,823 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:31,824 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:31,824 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:31,824 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:31,825 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,241 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,249 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,312 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,312 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 17:06:32,437 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 17:06:32,447 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_write_from_whole_string_harness.i[4510,4523] [2025-01-09 17:06:32,448 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_write_from_whole_string_harness.i[4570,4583] [2025-01-09 17:06:32,476 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,476 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,477 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,477 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,477 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,481 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,482 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,482 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,483 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,484 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,484 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,484 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,484 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,539 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,542 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,609 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8553] [2025-01-09 17:06:32,610 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,611 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:06:32,619 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [9039-9050] [2025-01-09 17:06:32,642 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 17:06:32,807 INFO L204 MainTranslator]: Completed translation [2025-01-09 17:06:32,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:32 WrapperNode [2025-01-09 17:06:32,810 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 17:06:32,810 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 17:06:32,810 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 17:06:32,810 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 17:06:32,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:32" (1/1) ... [2025-01-09 17:06:32,872 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:32" (1/1) ... [2025-01-09 17:06:32,930 INFO L138 Inliner]: procedures = 684, calls = 3059, calls flagged for inlining = 70, calls inlined = 10, statements flattened = 980 [2025-01-09 17:06:32,930 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 17:06:32,934 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 17:06:32,934 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 17:06:32,934 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 17:06:32,942 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:32" (1/1) ... [2025-01-09 17:06:32,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:32" (1/1) ... [2025-01-09 17:06:32,946 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:32" (1/1) ... [2025-01-09 17:06:33,003 INFO L175 MemorySlicer]: Split 591 memory accesses to 7 slices as follows [2, 6, 257, 51, 238, 16, 21]. 43 percent of accesses are in the largest equivalence class. The 37 initializations are split as follows [2, 0, 0, 8, 6, 16, 5]. The 498 writes are split as follows [0, 2, 257, 3, 232, 0, 4]. [2025-01-09 17:06:33,003 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:32" (1/1) ... [2025-01-09 17:06:33,003 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:32" (1/1) ... [2025-01-09 17:06:33,028 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:32" (1/1) ... [2025-01-09 17:06:33,035 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:32" (1/1) ... [2025-01-09 17:06:33,039 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:32" (1/1) ... [2025-01-09 17:06:33,049 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:32" (1/1) ... [2025-01-09 17:06:33,052 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:32" (1/1) ... [2025-01-09 17:06:33,068 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 17:06:33,070 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 17:06:33,070 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 17:06:33,070 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 17:06:33,070 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:32" (1/1) ... [2025-01-09 17:06:33,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:06:33,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 17:06:33,093 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 17:06:33,098 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 17:06:33,110 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2025-01-09 17:06:33,111 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2025-01-09 17:06:33,111 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2025-01-09 17:06:33,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-01-09 17:06:33,111 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 17:06:33,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-01-09 17:06:33,112 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-01-09 17:06:33,112 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-01-09 17:06:33,112 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-01-09 17:06:33,112 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-01-09 17:06:33,112 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-01-09 17:06:33,112 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-01-09 17:06:33,112 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-01-09 17:06:33,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 17:06:33,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-01-09 17:06:33,112 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-01-09 17:06:33,112 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 17:06:33,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 17:06:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 17:06:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 17:06:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 17:06:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 17:06:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 17:06:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 17:06:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 17:06:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 17:06:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 17:06:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 17:06:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 17:06:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2025-01-09 17:06:33,114 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2025-01-09 17:06:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 17:06:33,114 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 17:06:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 17:06:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 17:06:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 17:06:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 17:06:33,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 17:06:33,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 17:06:33,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 17:06:33,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 17:06:33,115 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2025-01-09 17:06:33,115 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2025-01-09 17:06:33,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 17:06:33,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 17:06:33,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 17:06:33,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 17:06:33,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 17:06:33,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-01-09 17:06:33,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-01-09 17:06:33,116 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-01-09 17:06:33,116 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-01-09 17:06:33,116 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-01-09 17:06:33,117 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 17:06:33,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 17:06:33,392 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 17:06:33,394 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 17:06:40,434 INFO L? ?]: Removed 251 outVars from TransFormulas that were not future-live. [2025-01-09 17:06:40,434 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 17:06:40,446 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 17:06:40,447 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 17:06:40,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:06:40 BoogieIcfgContainer [2025-01-09 17:06:40,447 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 17:06:40,449 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 17:06:40,449 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 17:06:40,452 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 17:06:40,452 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 05:06:31" (1/3) ... [2025-01-09 17:06:40,452 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79135fd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:06:40, skipping insertion in model container [2025-01-09 17:06:40,452 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:06:32" (2/3) ... [2025-01-09 17:06:40,453 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79135fd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:06:40, skipping insertion in model container [2025-01-09 17:06:40,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:06:40" (3/3) ... [2025-01-09 17:06:40,453 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_from_whole_string_harness.i [2025-01-09 17:06:40,464 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 17:06:40,465 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_buf_write_from_whole_string_harness.i that has 20 procedures, 211 locations, 1 initial locations, 14 loop locations, and 1 error locations. [2025-01-09 17:06:40,506 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 17:06:40,515 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;@6539a1c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 17:06:40,515 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 17:06:40,518 INFO L276 IsEmpty]: Start isEmpty. Operand has 181 states, 118 states have (on average 1.2627118644067796) internal successors, (149), 119 states have internal predecessors, (149), 48 states have call successors, (48), 13 states have call predecessors, (48), 13 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2025-01-09 17:06:40,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2025-01-09 17:06:40,524 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 17:06:40,524 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2025-01-09 17:06:40,525 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 17:06:40,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 17:06:40,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1996143641, now seen corresponding path program 1 times [2025-01-09 17:06:40,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 17:06:40,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196507883] [2025-01-09 17:06:40,532 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:06:40,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 17:07:47,045 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-01-09 17:07:47,525 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-01-09 17:07:47,526 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 17:07:47,526 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 17:07:48,191 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2025-01-09 17:07:48,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 17:07:48,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196507883] [2025-01-09 17:07:48,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196507883] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 17:07:48,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1991609010] [2025-01-09 17:07:48,193 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:07:48,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 17:07:48,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 17:07:48,195 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 17:07:48,197 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