./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 c00e63dc 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-?-c00e63d-m [2025-02-06 05:00:19,635 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 05:00:19,680 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 05:00:19,687 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 05:00:19,690 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 05:00:19,709 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 05:00:19,710 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 05:00:19,710 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 05:00:19,710 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 05:00:19,710 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 05:00:19,710 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 05:00:19,710 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 05:00:19,710 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 05:00:19,711 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 05:00:19,711 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 05:00:19,711 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 05:00:19,711 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 05:00:19,712 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 05:00:19,712 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 05:00:19,712 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 05:00:19,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 05:00:19,712 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 05:00:19,712 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 05:00:19,713 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 05:00:19,713 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 05:00:19,713 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 05:00:19,713 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 05:00:19,713 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 05:00:19,713 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 05:00:19,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 05:00:19,713 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 05:00:19,714 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 05:00:19,714 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 05:00:19,714 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 05:00:19,714 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 05:00:19,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 05:00:19,714 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 05:00:19,714 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 05:00:19,714 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 05:00:19,714 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 05:00:19,714 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 [2025-02-06 05:00:19,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 05:00:19,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 05:00:19,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 05:00:19,980 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 05:00:19,981 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 05:00:19,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i [2025-02-06 05:00:21,190 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/30092418e/a2a0cc5b00b8483b8eb6fd188f70e599/FLAG84b4c35ed [2025-02-06 05:00:21,651 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 05:00:21,652 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i [2025-02-06 05:00:21,693 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/30092418e/a2a0cc5b00b8483b8eb6fd188f70e599/FLAG84b4c35ed [2025-02-06 05:00:21,712 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/30092418e/a2a0cc5b00b8483b8eb6fd188f70e599 [2025-02-06 05:00:21,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 05:00:21,720 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 05:00:21,721 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 05:00:21,721 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 05:00:21,724 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 05:00:21,725 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 05:00:21" (1/1) ... [2025-02-06 05:00:21,727 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43ccf8b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:21, skipping insertion in model container [2025-02-06 05:00:21,727 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 05:00:21" (1/1) ... [2025-02-06 05:00:21,793 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 05:00:21,971 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] [2025-02-06 05:00:21,978 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] [2025-02-06 05:00:22,466 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:22,467 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:22,467 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:22,468 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:22,468 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:22,478 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:22,479 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:22,482 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:22,482 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:22,888 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:22,888 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:22,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 05:00:23,009 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 05:00:23,022 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] [2025-02-06 05:00:23,022 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] [2025-02-06 05:00:23,058 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:23,058 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:23,060 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:23,060 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:23,061 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:23,065 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:23,065 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:23,066 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:23,066 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:23,153 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2025-02-06 05:00:23,158 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:23,158 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 05:00:23,170 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2025-02-06 05:00:23,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 05:00:23,343 INFO L204 MainTranslator]: Completed translation [2025-02-06 05:00:23,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:23 WrapperNode [2025-02-06 05:00:23,344 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 05:00:23,345 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 05:00:23,345 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 05:00:23,345 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 05:00:23,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:23" (1/1) ... [2025-02-06 05:00:23,409 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:23" (1/1) ... [2025-02-06 05:00:23,470 INFO L138 Inliner]: procedures = 680, calls = 2658, calls flagged for inlining = 59, calls inlined = 6, statements flattened = 920 [2025-02-06 05:00:23,471 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 05:00:23,471 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 05:00:23,471 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 05:00:23,472 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 05:00:23,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:23" (1/1) ... [2025-02-06 05:00:23,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:23" (1/1) ... [2025-02-06 05:00:23,487 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:23" (1/1) ... [2025-02-06 05:00:23,569 INFO L175 MemorySlicer]: Split 592 memory accesses to 5 slices as follows [249, 257, 2, 6, 78]. 43 percent of accesses are in the largest equivalence class. The 29 initializations are split as follows [11, 0, 2, 0, 16]. The 499 writes are split as follows [233, 257, 0, 2, 7]. [2025-02-06 05:00:23,569 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:23" (1/1) ... [2025-02-06 05:00:23,569 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:23" (1/1) ... [2025-02-06 05:00:23,599 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:23" (1/1) ... [2025-02-06 05:00:23,601 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:23" (1/1) ... [2025-02-06 05:00:23,606 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:23" (1/1) ... [2025-02-06 05:00:23,608 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:23" (1/1) ... [2025-02-06 05:00:23,615 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 05:00:23,615 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 05:00:23,616 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 05:00:23,616 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 05:00:23,616 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:23" (1/1) ... [2025-02-06 05:00:23,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 05:00:23,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:00:23,650 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) [2025-02-06 05:00:23,655 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 [2025-02-06 05:00:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2025-02-06 05:00:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2025-02-06 05:00:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 05:00:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-02-06 05:00:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-02-06 05:00:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 05:00:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 05:00:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 05:00:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 05:00:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 05:00:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 05:00:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 05:00:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 05:00:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 05:00:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 05:00:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-02-06 05:00:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-02-06 05:00:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 05:00:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2025-02-06 05:00:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2025-02-06 05:00:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member [2025-02-06 05:00:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 05:00:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-02-06 05:00:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-02-06 05:00:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 05:00:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 05:00:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2025-02-06 05:00:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2025-02-06 05:00:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 05:00:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 05:00:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 05:00:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 05:00:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 05:00:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 05:00:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2025-02-06 05:00:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2025-02-06 05:00:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-06 05:00:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-06 05:00:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-06 05:00:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-06 05:00:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-06 05:00:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-02-06 05:00:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-02-06 05:00:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-02-06 05:00:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-02-06 05:00:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_bounded [2025-02-06 05:00:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_bounded [2025-02-06 05:00:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 05:00:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 05:00:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 05:00:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 05:00:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 05:00:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_buf_equivalence [2025-02-06 05:00:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_buf_equivalence [2025-02-06 05:00:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 05:00:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 05:00:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 05:00:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 05:00:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 05:00:23,915 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 05:00:23,917 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 05:00:23,950 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6886: havoc #t~malloc557.base, #t~malloc557.offset; [2025-02-06 05:00:23,983 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2025-02-06 05:00:24,016 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2025-02-06 05:00:24,112 INFO L1309 $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; [2025-02-06 05:00:24,120 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-02-06 05:00:24,124 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6600: havoc #t~mem477; [2025-02-06 05:00:24,145 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7342: havoc #t~ret657.base, #t~ret657.offset; [2025-02-06 05:00:30,851 INFO L1309 $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; [2025-02-06 05:00:30,925 INFO L? ?]: Removed 113 outVars from TransFormulas that were not future-live. [2025-02-06 05:00:30,925 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 05:00:30,940 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 05:00:30,942 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 05:00:30,942 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 05:00:30 BoogieIcfgContainer [2025-02-06 05:00:30,942 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 05:00:30,945 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 05:00:30,945 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 05:00:30,949 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 05:00:30,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 05:00:21" (1/3) ... [2025-02-06 05:00:30,950 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4071fa80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 05:00:30, skipping insertion in model container [2025-02-06 05:00:30,950 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:00:23" (2/3) ... [2025-02-06 05:00:30,951 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4071fa80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 05:00:30, skipping insertion in model container [2025-02-06 05:00:30,951 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 05:00:30" (3/3) ... [2025-02-06 05:00:30,952 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_from_whole_buffer_harness.i [2025-02-06 05:00:30,965 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 05:00:30,969 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_buf_write_from_whole_buffer_harness.i that has 16 procedures, 173 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-06 05:00:31,019 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 05:00:31,028 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;@3cdbe36a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 05:00:31,029 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 05:00:31,033 INFO L276 IsEmpty]: Start isEmpty. Operand has 173 states, 103 states have (on average 1.2135922330097086) internal successors, (125), 105 states have internal predecessors, (125), 53 states have call successors, (53), 15 states have call predecessors, (53), 15 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2025-02-06 05:00:31,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2025-02-06 05:00:31,046 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:00:31,047 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, 1] [2025-02-06 05:00:31,047 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:00:31,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:00:31,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1997034863, now seen corresponding path program 1 times [2025-02-06 05:00:31,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:00:31,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764353694] [2025-02-06 05:00:31,059 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:00:31,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:01:41,619 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 156 statements into 1 equivalence classes. [2025-02-06 05:01:42,112 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 156 of 156 statements. [2025-02-06 05:01:42,112 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:01:42,112 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:01:42,859 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2025-02-06 05:01:42,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:01:42,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764353694] [2025-02-06 05:01:42,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764353694] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 05:01:42,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [962143889] [2025-02-06 05:01:42,862 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:01:42,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 05:01:42,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:01:42,865 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) [2025-02-06 05:01:42,866 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