./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 48c9605d 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_buffer_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 3e644a292a4c5d5b549b88d9030b75ad2c804a7dc6b4d8e0c5760a8e3b5148d0 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 01:37:26,815 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 01:37:26,867 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-08 01:37:26,871 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 01:37:26,871 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 01:37:26,885 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 01:37:26,885 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 01:37:26,885 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 01:37:26,885 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 01:37:26,885 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 01:37:26,886 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 01:37:26,886 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 01:37:26,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 01:37:26,886 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 01:37:26,886 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 01:37:26,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 01:37:26,886 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 01:37:26,886 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 01:37:26,886 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 01:37:26,886 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 01:37:26,887 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 01:37:26,887 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 01:37:26,887 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 01:37:26,887 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 01:37:26,887 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 01:37:26,887 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 01:37:26,887 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 01:37:26,887 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 01:37:26,887 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 01:37:26,887 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 01:37:26,887 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 01:37:26,887 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 01:37:26,887 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 01:37:26,887 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 01:37:26,887 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 01:37:26,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 01:37:26,888 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 01:37:26,888 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 01:37:26,888 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 01:37:26,888 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 01:37:26,888 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 -> 3e644a292a4c5d5b549b88d9030b75ad2c804a7dc6b4d8e0c5760a8e3b5148d0 [2025-02-08 01:37:27,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 01:37:27,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 01:37:27,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 01:37:27,096 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 01:37:27,097 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 01:37:27,097 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i [2025-02-08 01:37:28,166 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c3774e99c/6fc3682d84af4809a9e43f9e957814a4/FLAG25f42d9f8 [2025-02-08 01:37:28,591 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 01:37:28,591 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i [2025-02-08 01:37:28,621 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c3774e99c/6fc3682d84af4809a9e43f9e957814a4/FLAG25f42d9f8 [2025-02-08 01:37:28,731 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c3774e99c/6fc3682d84af4809a9e43f9e957814a4 [2025-02-08 01:37:28,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 01:37:28,734 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 01:37:28,736 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 01:37:28,736 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 01:37:28,739 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 01:37:28,740 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 01:37:28" (1/1) ... [2025-02-08 01:37:28,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f30fb0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:28, skipping insertion in model container [2025-02-08 01:37:28,742 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 01:37:28" (1/1) ... [2025-02-08 01:37:28,815 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 01:37:28,999 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_buffer_harness.i[4510,4523] [2025-02-08 01:37:29,006 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_buffer_harness.i[4570,4583] [2025-02-08 01:37:29,405 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:29,406 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:29,406 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:29,407 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:29,408 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:29,421 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:29,422 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:29,423 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:29,423 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:29,826 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:29,827 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:29,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 01:37:29,960 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 01:37:29,972 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_buffer_harness.i[4510,4523] [2025-02-08 01:37:29,972 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_buffer_harness.i[4570,4583] [2025-02-08 01:37:30,013 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:30,016 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:30,016 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:30,016 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:30,017 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:30,021 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:30,024 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:30,025 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:30,025 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:30,116 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2025-02-08 01:37:30,118 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:30,118 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-08 01:37:30,125 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2025-02-08 01:37:30,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 01:37:30,307 INFO L204 MainTranslator]: Completed translation [2025-02-08 01:37:30,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:30 WrapperNode [2025-02-08 01:37:30,309 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 01:37:30,309 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 01:37:30,309 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 01:37:30,310 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 01:37:30,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:30" (1/1) ... [2025-02-08 01:37:30,380 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:30" (1/1) ... [2025-02-08 01:37:30,450 INFO L138 Inliner]: procedures = 680, calls = 2658, calls flagged for inlining = 59, calls inlined = 6, statements flattened = 920 [2025-02-08 01:37:30,450 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 01:37:30,452 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 01:37:30,452 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 01:37:30,453 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 01:37:30,459 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:30" (1/1) ... [2025-02-08 01:37:30,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:30" (1/1) ... [2025-02-08 01:37:30,464 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:30" (1/1) ... [2025-02-08 01:37:30,505 INFO L175 MemorySlicer]: Split 592 memory accesses to 5 slices as follows [257, 249, 2, 78, 6]. 43 percent of accesses are in the largest equivalence class. The 29 initializations are split as follows [0, 11, 2, 16, 0]. The 499 writes are split as follows [257, 233, 0, 7, 2]. [2025-02-08 01:37:30,506 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:30" (1/1) ... [2025-02-08 01:37:30,506 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:30" (1/1) ... [2025-02-08 01:37:30,529 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:30" (1/1) ... [2025-02-08 01:37:30,531 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:30" (1/1) ... [2025-02-08 01:37:30,535 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:30" (1/1) ... [2025-02-08 01:37:30,537 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:30" (1/1) ... [2025-02-08 01:37:30,542 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 01:37:30,543 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 01:37:30,543 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 01:37:30,543 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 01:37:30,543 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:30" (1/1) ... [2025-02-08 01:37:30,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 01:37:30,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 01:37:30,570 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) [2025-02-08 01:37:30,572 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 [2025-02-08 01:37:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2025-02-08 01:37:30,588 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2025-02-08 01:37:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 01:37:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-02-08 01:37:30,588 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-02-08 01:37:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-08 01:37:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-08 01:37:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-08 01:37:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-02-08 01:37:30,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2025-02-08 01:37:30,589 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2025-02-08 01:37:30,589 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member [2025-02-08 01:37:30,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 01:37:30,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-02-08 01:37:30,589 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-02-08 01:37:30,589 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-08 01:37:30,589 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-08 01:37:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2025-02-08 01:37:30,590 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2025-02-08 01:37:30,590 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-02-08 01:37:30,590 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-02-08 01:37:30,590 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_bounded [2025-02-08 01:37:30,590 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_bounded [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_buf_equivalence [2025-02-08 01:37:30,590 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_buf_equivalence [2025-02-08 01:37:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 01:37:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-08 01:37:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-08 01:37:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-08 01:37:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-08 01:37:30,827 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 01:37:30,828 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 01:37:30,870 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6886: havoc #t~malloc557.base, #t~malloc557.offset; [2025-02-08 01:37:30,901 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7137-1: SUMMARY for call assume_abort_if_not((if 0 == (if #t~mem603#1 % 18446744073709551616 < ~size#1 % 18446744073709551616 then 1 else 0) then 0 else 1)); srcloc: null [2025-02-08 01:37:30,901 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7137: havoc #t~mem603#1;call #t~mem604#1 := read~int#4(~storage#1.base, ~storage#1.offset, 8);call #t~mem605#1 := read~int#1(~array#1.base, ~array#1.offset + (if #t~mem604#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then #t~mem604#1 % 18446744073709551616 % 18446744073709551616 else #t~mem604#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616), 1);call write~int#4(#t~mem605#1, ~storage#1.base, 8 + ~storage#1.offset, 1);havoc #t~mem604#1;havoc #t~mem605#1; [2025-02-08 01:37:30,901 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1;#t~ret602#1 := nondet_size_t_#res#1;havoc nondet_size_t_#t~nondet6#1;assume { :end_inline_nondet_size_t } true;call write~int#4(#t~ret602#1, ~storage#1.base, ~storage#1.offset, 8);havoc #t~ret602#1;call #t~mem603#1 := read~int#4(~storage#1.base, ~storage#1.offset, 8); [2025-02-08 01:37:30,920 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-02-08 01:37:31,013 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7399: havoc #t~mem682;havoc #t~mem683;havoc #t~short684;havoc #t~mem685.base, #t~mem685.offset;havoc #t~short686;havoc #t~mem687;havoc #t~mem688;havoc #t~mem689;havoc #t~short690;havoc #t~mem691;havoc #t~mem692.base, #t~mem692.offset;havoc #t~short693;havoc #t~short694;havoc #t~short695;havoc #t~short696; [2025-02-08 01:37:31,024 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-02-08 01:37:31,028 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6600: havoc #t~mem477; [2025-02-08 01:37:31,057 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7342: havoc #t~ret657.base, #t~ret657.offset; [2025-02-08 01:37:37,780 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8564: havoc aws_byte_buf_write_from_whole_buffer_#t~mem1189#1.base, aws_byte_buf_write_from_whole_buffer_#t~mem1189#1.offset;havoc aws_byte_buf_write_from_whole_buffer_#t~mem1190#1;havoc aws_byte_buf_write_from_whole_buffer_#t~ret1191#1;call ULTIMATE.dealloc(aws_byte_buf_write_from_whole_buffer_~#src#1.base, aws_byte_buf_write_from_whole_buffer_~#src#1.offset);havoc aws_byte_buf_write_from_whole_buffer_~#src#1.base, aws_byte_buf_write_from_whole_buffer_~#src#1.offset; [2025-02-08 01:37:37,833 INFO L? ?]: Removed 113 outVars from TransFormulas that were not future-live. [2025-02-08 01:37:37,834 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 01:37:37,842 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 01:37:37,844 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 01:37:37,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 01:37:37 BoogieIcfgContainer [2025-02-08 01:37:37,845 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 01:37:37,846 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 01:37:37,847 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 01:37:37,850 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 01:37:37,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 01:37:28" (1/3) ... [2025-02-08 01:37:37,850 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66b06b2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 01:37:37, skipping insertion in model container [2025-02-08 01:37:37,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:37:30" (2/3) ... [2025-02-08 01:37:37,851 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66b06b2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 01:37:37, skipping insertion in model container [2025-02-08 01:37:37,851 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 01:37:37" (3/3) ... [2025-02-08 01:37:37,852 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_from_whole_buffer_harness.i [2025-02-08 01:37:37,862 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 01:37:37,864 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_buf_write_from_whole_buffer_harness.i that has 16 procedures, 168 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-08 01:37:37,905 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 01:37:37,914 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;@14d74c29, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 01:37:37,915 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-08 01:37:37,917 INFO L276 IsEmpty]: Start isEmpty. Operand has 168 states, 98 states have (on average 1.2244897959183674) internal successors, (120), 101 states have internal predecessors, (120), 52 states have call successors, (52), 15 states have call predecessors, (52), 15 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2025-02-08 01:37:37,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2025-02-08 01:37:37,927 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 01:37:37,928 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2025-02-08 01:37:37,928 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-08 01:37:37,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 01:37:37,932 INFO L85 PathProgramCache]: Analyzing trace with hash -65270994, now seen corresponding path program 1 times [2025-02-08 01:37:37,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 01:37:37,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504525381] [2025-02-08 01:37:37,937 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 01:37:37,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 01:38:46,131 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-02-08 01:38:46,637 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-02-08 01:38:46,637 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 01:38:46,637 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 01:38:47,363 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2025-02-08 01:38:47,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 01:38:47,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504525381] [2025-02-08 01:38:47,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504525381] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 01:38:47,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1744777705] [2025-02-08 01:38:47,366 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 01:38:47,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 01:38:47,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 01:38:47,370 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) [2025-02-08 01:38:47,372 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