./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_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_init_copy_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 abdf5eedefad76d9bd13f7d94286eab9c8ba6966165711daf80a608af314bb9b --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 17:02:54,854 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 17:02:54,907 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 17:02:54,910 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 17:02:54,911 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 17:02:54,925 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 17:02:54,926 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 17:02:54,926 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 17:02:54,926 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 17:02:54,927 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 17:02:54,927 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 17:02:54,927 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 17:02:54,927 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 17:02:54,927 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 17:02:54,927 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 17:02:54,928 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 17:02:54,928 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 17:02:54,929 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 17:02:54,929 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 17:02:54,929 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 17:02:54,929 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 17:02:54,929 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 17:02:54,929 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 17:02:54,929 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 17:02:54,929 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 17:02:54,929 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 17:02:54,929 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 17:02:54,929 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 17:02:54,929 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 17:02:54,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:02:54,929 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 17:02:54,929 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 17:02:54,929 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 17:02:54,929 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 17:02:54,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:02:54,929 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 17:02:54,929 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 17:02:54,930 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 17:02:54,930 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 17:02:54,930 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 17:02:54,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 17:02:54,930 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 17:02:54,930 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 17:02:54,930 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 17:02:54,930 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 17:02:54,930 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 -> abdf5eedefad76d9bd13f7d94286eab9c8ba6966165711daf80a608af314bb9b [2025-01-09 17:02:55,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 17:02:55,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 17:02:55,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 17:02:55,161 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 17:02:55,161 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 17:02:55,162 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness.i [2025-01-09 17:02:56,295 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/19acd1958/6ff30547c058400b9cdfbdcb52f5669a/FLAGc79435217 [2025-01-09 17:02:56,852 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 17:02:56,853 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness.i [2025-01-09 17:02:56,879 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/19acd1958/6ff30547c058400b9cdfbdcb52f5669a/FLAGc79435217 [2025-01-09 17:02:57,381 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/19acd1958/6ff30547c058400b9cdfbdcb52f5669a [2025-01-09 17:02:57,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 17:02:57,384 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 17:02:57,384 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 17:02:57,385 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 17:02:57,387 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 17:02:57,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 05:02:57" (1/1) ... [2025-01-09 17:02:57,388 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a5104ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:02:57, skipping insertion in model container [2025-01-09 17:02:57,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 05:02:57" (1/1) ... [2025-01-09 17:02:57,461 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 17:02:57,667 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_init_copy_harness.i[4496,4509] [2025-01-09 17:02:57,677 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_init_copy_harness.i[4556,4569] [2025-01-09 17:02:58,190 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,190 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,191 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,191 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,193 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,209 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,209 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,210 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,211 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,645 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,646 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 17:02:58,757 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 17:02:58,767 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_init_copy_harness.i[4496,4509] [2025-01-09 17:02:58,771 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_init_copy_harness.i[4556,4569] [2025-01-09 17:02:58,808 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,809 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,809 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,809 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,809 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,814 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,814 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,814 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,815 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,896 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2025-01-09 17:02:58,897 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,897 WARN L1731 CHandler]: Possible shadowing of function index [2025-01-09 17:02:58,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2025-01-09 17:02:58,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 17:02:59,079 INFO L204 MainTranslator]: Completed translation [2025-01-09 17:02:59,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:02:59 WrapperNode [2025-01-09 17:02:59,080 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 17:02:59,080 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 17:02:59,080 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 17:02:59,080 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 17:02:59,085 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:02:59" (1/1) ... [2025-01-09 17:02:59,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:02:59" (1/1) ... [2025-01-09 17:02:59,204 INFO L138 Inliner]: procedures = 680, calls = 2622, calls flagged for inlining = 63, calls inlined = 11, statements flattened = 945 [2025-01-09 17:02:59,205 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 17:02:59,205 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 17:02:59,205 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 17:02:59,205 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 17:02:59,213 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:02:59" (1/1) ... [2025-01-09 17:02:59,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:02:59" (1/1) ... [2025-01-09 17:02:59,219 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:02:59" (1/1) ... [2025-01-09 17:02:59,297 INFO L175 MemorySlicer]: Split 566 memory accesses to 5 slices as follows [2, 257, 238, 63, 6]. 45 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 0, 6, 9, 0]. The 503 writes are split as follows [0, 257, 232, 12, 2]. [2025-01-09 17:02:59,297 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:02:59" (1/1) ... [2025-01-09 17:02:59,297 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:02:59" (1/1) ... [2025-01-09 17:02:59,339 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:02:59" (1/1) ... [2025-01-09 17:02:59,344 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:02:59" (1/1) ... [2025-01-09 17:02:59,347 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:02:59" (1/1) ... [2025-01-09 17:02:59,358 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:02:59" (1/1) ... [2025-01-09 17:02:59,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:02:59" (1/1) ... [2025-01-09 17:02:59,372 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 17:02:59,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 17:02:59,373 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 17:02:59,373 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 17:02:59,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:02:59" (1/1) ... [2025-01-09 17:02:59,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 17:02:59,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 17:02:59,401 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 17:02:59,407 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 17:02:59,423 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2025-01-09 17:02:59,423 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2025-01-09 17:02:59,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 17:02:59,423 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-01-09 17:02:59,423 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-01-09 17:02:59,423 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2025-01-09 17:02:59,423 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2025-01-09 17:02:59,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 17:02:59,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 17:02:59,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 17:02:59,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 17:02:59,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 17:02:59,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 17:02:59,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 17:02:59,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 17:02:59,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2025-01-09 17:02:59,424 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-01-09 17:02:59,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2025-01-09 17:02:59,424 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 17:02:59,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-01-09 17:02:59,424 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-01-09 17:02:59,424 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-01-09 17:02:59,424 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-01-09 17:02:59,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-01-09 17:02:59,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-01-09 17:02:59,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-01-09 17:02:59,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-01-09 17:02:59,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-01-09 17:02:59,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-01-09 17:02:59,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-01-09 17:02:59,426 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 17:02:59,427 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 17:02:59,427 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2025-01-09 17:02:59,427 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2025-01-09 17:02:59,427 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2025-01-09 17:02:59,427 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2025-01-09 17:02:59,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 17:02:59,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 17:02:59,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 17:02:59,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 17:02:59,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 17:02:59,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 17:02:59,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 17:02:59,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 17:02:59,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 17:02:59,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 17:02:59,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 17:02:59,429 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-01-09 17:02:59,429 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-01-09 17:02:59,429 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2025-01-09 17:02:59,429 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2025-01-09 17:02:59,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 17:02:59,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 17:02:59,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 17:02:59,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 17:02:59,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 17:02:59,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 17:02:59,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 17:02:59,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 17:02:59,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 17:02:59,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 17:02:59,665 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 17:02:59,666 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 17:03:06,821 INFO L? ?]: Removed 154 outVars from TransFormulas that were not future-live. [2025-01-09 17:03:06,821 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 17:03:06,830 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 17:03:06,830 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2025-01-09 17:03:06,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:03:06 BoogieIcfgContainer [2025-01-09 17:03:06,831 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 17:03:06,832 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 17:03:06,832 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 17:03:06,835 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 17:03:06,835 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 05:02:57" (1/3) ... [2025-01-09 17:03:06,835 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ed2d5d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:03:06, skipping insertion in model container [2025-01-09 17:03:06,835 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 05:02:59" (2/3) ... [2025-01-09 17:03:06,836 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ed2d5d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 05:03:06, skipping insertion in model container [2025-01-09 17:03:06,836 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 05:03:06" (3/3) ... [2025-01-09 17:03:06,836 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_init_copy_harness.i [2025-01-09 17:03:06,848 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 17:03:06,849 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_buf_init_copy_harness.i that has 20 procedures, 199 locations, 1 initial locations, 9 loop locations, and 1 error locations. [2025-01-09 17:03:06,893 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 17:03:06,902 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;@4cbfe435, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 17:03:06,903 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 17:03:06,906 INFO L276 IsEmpty]: Start isEmpty. Operand has 183 states, 120 states have (on average 1.2166666666666666) internal successors, (146), 119 states have internal predecessors, (146), 49 states have call successors, (49), 15 states have call predecessors, (49), 15 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2025-01-09 17:03:06,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2025-01-09 17:03:06,914 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 17:03:06,914 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2025-01-09 17:03:06,915 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 17:03:06,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 17:03:06,919 INFO L85 PathProgramCache]: Analyzing trace with hash -1390426407, now seen corresponding path program 1 times [2025-01-09 17:03:06,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 17:03:06,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776261289] [2025-01-09 17:03:06,924 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:03:06,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 17:04:13,681 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 82 statements into 1 equivalence classes. [2025-01-09 17:04:14,133 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 82 of 82 statements. [2025-01-09 17:04:14,134 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 17:04:14,134 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 17:04:14,851 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2025-01-09 17:04:14,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 17:04:14,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776261289] [2025-01-09 17:04:14,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776261289] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 17:04:14,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1670157135] [2025-01-09 17:04:14,853 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 17:04:14,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 17:04:14,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 17:04:14,863 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 17:04:14,867 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