./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 b821af0ce38cd94d2546ea5f369017836976e947e239c53cd008b4ecf58cc800 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:08:00,519 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:08:00,583 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:08:00,589 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:08:00,591 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:08:00,620 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:08:00,622 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:08:00,622 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:08:00,623 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:08:00,625 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:08:00,625 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:08:00,626 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:08:00,626 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:08:00,627 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:08:00,627 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:08:00,630 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:08:00,631 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:08:00,631 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:08:00,631 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:08:00,631 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:08:00,631 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:08:00,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:08:00,632 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:08:00,632 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:08:00,633 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:08:00,633 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:08:00,633 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:08:00,633 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:08:00,634 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:08:00,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:08:00,634 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:08:00,634 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:08:00,635 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:08:00,635 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:08:00,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:08:00,637 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:08:00,637 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:08:00,637 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:08:00,638 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:08:00,638 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b821af0ce38cd94d2546ea5f369017836976e947e239c53cd008b4ecf58cc800 [2024-11-19 02:08:00,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:08:00,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:08:00,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:08:00,934 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:08:00,934 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:08:00,936 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness_negated.i [2024-11-19 02:08:02,389 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:08:02,887 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:08:02,888 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness_negated.i [2024-11-19 02:08:02,941 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69e3aa58d/d5d30a9c191841b6be1ef8e671f328f4/FLAG11bfe16bf [2024-11-19 02:08:02,962 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69e3aa58d/d5d30a9c191841b6be1ef8e671f328f4 [2024-11-19 02:08:02,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:08:02,967 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:08:02,970 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:08:02,970 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:08:02,975 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:08:02,976 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:08:02" (1/1) ... [2024-11-19 02:08:02,979 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@170bf56f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:02, skipping insertion in model container [2024-11-19 02:08:02,979 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:08:02" (1/1) ... [2024-11-19 02:08:03,125 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:08:03,457 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness_negated.i[4491,4504] [2024-11-19 02:08:03,468 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness_negated.i[4551,4564] [2024-11-19 02:08:04,444 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:04,448 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:04,448 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:04,449 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:04,450 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:04,461 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:04,461 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:04,463 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:04,464 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:05,097 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:05,098 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:05,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:08:05,227 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:08:05,239 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness_negated.i[4491,4504] [2024-11-19 02:08:05,240 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_harness_negated.i[4551,4564] [2024-11-19 02:08:05,283 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:05,283 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:05,284 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:05,284 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:05,285 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:05,290 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:05,291 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:05,292 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:05,292 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:05,569 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8039] [2024-11-19 02:08:05,571 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:05,572 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:05,586 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8525-8536] [2024-11-19 02:08:05,601 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:08:05,800 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:08:05,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:05 WrapperNode [2024-11-19 02:08:05,801 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:08:05,803 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:08:05,803 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:08:05,803 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:08:05,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:05" (1/1) ... [2024-11-19 02:08:05,899 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:05" (1/1) ... [2024-11-19 02:08:06,024 INFO L138 Inliner]: procedures = 679, calls = 2495, calls flagged for inlining = 55, calls inlined = 6, statements flattened = 790 [2024-11-19 02:08:06,025 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:08:06,026 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:08:06,026 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:08:06,026 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:08:06,038 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:05" (1/1) ... [2024-11-19 02:08:06,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:05" (1/1) ... [2024-11-19 02:08:06,051 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:05" (1/1) ... [2024-11-19 02:08:06,143 INFO L175 MemorySlicer]: Split 522 memory accesses to 5 slices as follows [2, 257, 238, 5, 20]. 49 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 0, 6, 5, 4]. The 493 writes are split as follows [0, 257, 232, 0, 4]. [2024-11-19 02:08:06,147 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:05" (1/1) ... [2024-11-19 02:08:06,148 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:05" (1/1) ... [2024-11-19 02:08:06,176 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:05" (1/1) ... [2024-11-19 02:08:06,183 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:05" (1/1) ... [2024-11-19 02:08:06,198 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:05" (1/1) ... [2024-11-19 02:08:06,208 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:05" (1/1) ... [2024-11-19 02:08:06,221 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:08:06,222 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:08:06,222 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:08:06,222 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:08:06,223 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:05" (1/1) ... [2024-11-19 02:08:06,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:08:06,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:08:06,263 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-19 02:08:06,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-19 02:08:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-19 02:08:06,318 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-19 02:08:06,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:08:06,319 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-19 02:08:06,319 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-19 02:08:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-19 02:08:06,320 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-19 02:08:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 02:08:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 02:08:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 02:08:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 02:08:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 02:08:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 02:08:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 02:08:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 02:08:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 02:08:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 02:08:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-19 02:08:06,321 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-19 02:08:06,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:08:06,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:08:06,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:08:06,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:08:06,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 02:08:06,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 02:08:06,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 02:08:06,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 02:08:06,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 02:08:06,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:08:06,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:08:06,323 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:08:06,323 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:08:06,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 02:08:06,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 02:08:06,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 02:08:06,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 02:08:06,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 02:08:06,324 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-19 02:08:06,324 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-19 02:08:06,324 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:08:06,325 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:08:06,325 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-19 02:08:06,325 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-19 02:08:06,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:08:06,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 02:08:06,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 02:08:06,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 02:08:06,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 02:08:06,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 02:08:06,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:08:06,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:08:06,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:08:06,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:08:06,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 02:08:06,326 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-19 02:08:06,326 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-19 02:08:06,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 02:08:06,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 02:08:06,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 02:08:06,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 02:08:06,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 02:08:06,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:08:06,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:08:06,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:08:06,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:08:06,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 02:08:06,659 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:08:06,661 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:08:14,570 INFO L? ?]: Removed 53 outVars from TransFormulas that were not future-live. [2024-11-19 02:08:14,570 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:08:14,583 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:08:14,583 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-19 02:08:14,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:08:14 BoogieIcfgContainer [2024-11-19 02:08:14,584 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:08:14,585 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:08:14,585 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:08:14,588 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:08:14,588 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:08:02" (1/3) ... [2024-11-19 02:08:14,589 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ec9871e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:08:14, skipping insertion in model container [2024-11-19 02:08:14,589 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:05" (2/3) ... [2024-11-19 02:08:14,589 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ec9871e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:08:14, skipping insertion in model container [2024-11-19 02:08:14,590 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:08:14" (3/3) ... [2024-11-19 02:08:14,591 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_init_harness_negated.i [2024-11-19 02:08:14,606 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:08:14,606 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:08:14,673 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:08:14,679 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;@740fdecd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:08:14,680 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:08:14,683 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 68 states have (on average 1.2352941176470589) internal successors, (84), 69 states have internal predecessors, (84), 20 states have call successors, (20), 10 states have call predecessors, (20), 10 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-19 02:08:14,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-19 02:08:14,690 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:08:14,690 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-19 02:08:14,691 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:08:14,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:08:14,695 INFO L85 PathProgramCache]: Analyzing trace with hash -1960111620, now seen corresponding path program 1 times [2024-11-19 02:08:14,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:08:14,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955806907] [2024-11-19 02:08:14,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:08:14,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:09:31,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:09:32,499 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-19 02:09:32,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:09:32,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955806907] [2024-11-19 02:09:32,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955806907] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:09:32,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1111923966] [2024-11-19 02:09:32,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:09:32,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:09:32,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:09:32,506 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 02:09:32,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process