./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_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_copy_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 f5dd39c48ce76f8326a75ac77da422c73e3ef3e01f39ceb8a7824c99e1b5196d --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:07:52,824 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:07:52,923 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:07:52,929 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:07:52,930 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:07:52,954 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:07:52,955 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:07:52,956 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:07:52,956 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:07:52,957 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:07:52,957 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:07:52,957 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:07:52,958 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:07:52,958 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:07:52,959 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:07:52,959 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:07:52,959 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:07:52,960 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:07:52,960 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:07:52,961 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:07:52,961 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:07:52,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:07:52,965 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:07:52,965 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:07:52,966 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:07:52,966 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:07:52,966 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:07:52,966 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:07:52,967 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:07:52,967 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:07:52,967 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:07:52,968 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:07:52,968 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:07:52,968 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:07:52,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:07:52,971 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:07:52,971 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:07:52,971 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:07:52,971 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:07:52,972 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5dd39c48ce76f8326a75ac77da422c73e3ef3e01f39ceb8a7824c99e1b5196d [2024-11-19 02:07:53,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:07:53,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:07:53,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:07:53,249 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:07:53,250 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:07:53,251 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness_negated.i [2024-11-19 02:07:54,754 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:07:55,240 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:07:55,240 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_init_copy_harness_negated.i [2024-11-19 02:07:55,284 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ace155e7/b2bb34d1ee8e48559135e6e42f8d0b2d/FLAG800e227e2 [2024-11-19 02:07:55,337 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ace155e7/b2bb34d1ee8e48559135e6e42f8d0b2d [2024-11-19 02:07:55,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:07:55,342 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:07:55,345 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:07:55,346 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:07:55,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:07:55,351 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:07:55" (1/1) ... [2024-11-19 02:07:55,352 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4443721d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:55, skipping insertion in model container [2024-11-19 02:07:55,352 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:07:55" (1/1) ... [2024-11-19 02:07:55,462 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:07:55,814 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_copy_harness_negated.i[4496,4509] [2024-11-19 02:07:55,825 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_copy_harness_negated.i[4556,4569] [2024-11-19 02:07:56,709 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:56,711 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:56,712 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:56,713 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:56,714 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:56,733 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:56,734 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:56,736 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:56,737 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:57,308 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:57,308 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:57,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:07:57,451 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:07:57,464 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_copy_harness_negated.i[4496,4509] [2024-11-19 02:07:57,465 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_copy_harness_negated.i[4556,4569] [2024-11-19 02:07:57,566 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:57,570 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:57,571 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:57,571 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:57,571 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:57,587 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:57,587 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:57,588 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:57,592 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:57,754 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8259] [2024-11-19 02:07:57,758 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:57,758 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:07:57,772 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8745-8756] [2024-11-19 02:07:57,788 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:07:58,030 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:07:58,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:58 WrapperNode [2024-11-19 02:07:58,031 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:07:58,032 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:07:58,033 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:07:58,033 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:07:58,041 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:58" (1/1) ... [2024-11-19 02:07:58,147 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:58" (1/1) ... [2024-11-19 02:07:58,248 INFO L138 Inliner]: procedures = 680, calls = 2622, calls flagged for inlining = 63, calls inlined = 11, statements flattened = 948 [2024-11-19 02:07:58,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:07:58,249 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:07:58,249 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:07:58,250 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:07:58,262 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:58" (1/1) ... [2024-11-19 02:07:58,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:58" (1/1) ... [2024-11-19 02:07:58,275 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:58" (1/1) ... [2024-11-19 02:07:58,358 INFO L175 MemorySlicer]: Split 566 memory accesses to 5 slices as follows [6, 257, 2, 238, 63]. 45 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [0, 0, 2, 6, 9]. The 503 writes are split as follows [2, 257, 0, 232, 12]. [2024-11-19 02:07:58,358 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:58" (1/1) ... [2024-11-19 02:07:58,358 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:58" (1/1) ... [2024-11-19 02:07:58,422 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:58" (1/1) ... [2024-11-19 02:07:58,427 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:58" (1/1) ... [2024-11-19 02:07:58,436 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:58" (1/1) ... [2024-11-19 02:07:58,443 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:58" (1/1) ... [2024-11-19 02:07:58,457 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:07:58,458 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:07:58,458 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:07:58,458 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:07:58,462 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:58" (1/1) ... [2024-11-19 02:07:58,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:07:58,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:07:58,503 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 02:07:58,506 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 02:07:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-19 02:07:58,555 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-19 02:07:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:07:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-19 02:07:58,556 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-19 02:07:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-19 02:07:58,556 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-19 02:07:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 02:07:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 02:07:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 02:07:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 02:07:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 02:07:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 02:07:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 02:07:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 02:07:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 02:07:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 02:07:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-19 02:07:58,557 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-19 02:07:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:07:58,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:07:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:07:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:07:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 02:07:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 02:07:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 02:07:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 02:07:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 02:07:58,559 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-19 02:07:58,559 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-19 02:07:58,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:07:58,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:07:58,559 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:07:58,559 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:07:58,559 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-19 02:07:58,559 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-19 02:07:58,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 02:07:58,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 02:07:58,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 02:07:58,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 02:07:58,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 02:07:58,561 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-19 02:07:58,561 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-19 02:07:58,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-19 02:07:58,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-19 02:07:58,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-19 02:07:58,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-19 02:07:58,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-19 02:07:58,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-19 02:07:58,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-19 02:07:58,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-19 02:07:58,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-19 02:07:58,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-19 02:07:58,563 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:07:58,563 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:07:58,563 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-19 02:07:58,563 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-19 02:07:58,563 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-19 02:07:58,564 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-19 02:07:58,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:07:58,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 02:07:58,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 02:07:58,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 02:07:58,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 02:07:58,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 02:07:58,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:07:58,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:07:58,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:07:58,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:07:58,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 02:07:58,565 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-19 02:07:58,565 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-19 02:07:58,566 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-19 02:07:58,566 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-19 02:07:58,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 02:07:58,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 02:07:58,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 02:07:58,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 02:07:58,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 02:07:58,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:07:58,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:07:58,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:07:58,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:07:58,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 02:07:58,908 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:07:58,910 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:08:07,622 INFO L? ?]: Removed 155 outVars from TransFormulas that were not future-live. [2024-11-19 02:08:07,622 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:08:07,643 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:08:07,644 INFO L316 CfgBuilder]: Removed 7 assume(true) statements. [2024-11-19 02:08:07,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:08:07 BoogieIcfgContainer [2024-11-19 02:08:07,645 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:08:07,647 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:08:07,647 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:08:07,650 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:08:07,651 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:07:55" (1/3) ... [2024-11-19 02:08:07,651 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e5e25fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:08:07, skipping insertion in model container [2024-11-19 02:08:07,652 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:07:58" (2/3) ... [2024-11-19 02:08:07,652 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e5e25fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:08:07, skipping insertion in model container [2024-11-19 02:08:07,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:08:07" (3/3) ... [2024-11-19 02:08:07,656 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_init_copy_harness_negated.i [2024-11-19 02:08:07,674 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:08:07,674 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:08:07,753 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:08:07,759 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;@2b05eb1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:08:07,759 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:08:07,764 INFO L276 IsEmpty]: Start isEmpty. Operand has 185 states, 122 states have (on average 1.221311475409836) internal successors, (149), 121 states have internal predecessors, (149), 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) [2024-11-19 02:08:07,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-19 02:08:07,774 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:08:07,776 INFO L215 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] [2024-11-19 02:08:07,776 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:08:07,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:08:07,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1965116141, now seen corresponding path program 1 times [2024-11-19 02:08:07,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:08:07,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46342710] [2024-11-19 02:08:07,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:08:07,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:09:19,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:09:20,464 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-19 02:09:20,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:09:20,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46342710] [2024-11-19 02:09:20,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46342710] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:09:20,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [976077499] [2024-11-19 02:09:20,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:09:20,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:09:20,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:09:20,472 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 02:09:20,474 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process