./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_harness.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_reserve_harness.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 a4daa63ade1fb1a2d170a844889a9f0ec321dcf3b8a50088706c45d113683668 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:08:05,829 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:08:05,910 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:08:05,915 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:08:05,915 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:08:05,948 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:08:05,949 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:08:05,949 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:08:05,950 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:08:05,953 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:08:05,953 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:08:05,954 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:08:05,954 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:08:05,954 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:08:05,955 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:08:05,955 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:08:05,955 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:08:05,955 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:08:05,956 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:08:05,956 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:08:05,956 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:08:05,957 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:08:05,957 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:08:05,957 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:08:05,957 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:08:05,959 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:08:05,959 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:08:05,960 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:08:05,960 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:08:05,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:08:05,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:08:05,961 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:08:05,962 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:08:05,962 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:08:05,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:08:05,963 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:08:05,963 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:08:05,963 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:08:05,963 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:08:05,964 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4daa63ade1fb1a2d170a844889a9f0ec321dcf3b8a50088706c45d113683668 [2024-11-19 02:08:06,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:08:06,208 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:08:06,212 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:08:06,213 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:08:06,214 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:08:06,216 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_harness.i [2024-11-19 02:08:07,686 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:08:08,186 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:08:08,187 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_harness.i [2024-11-19 02:08:08,238 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d815f161c/84ef9492d52b4b0fa33e79ec733c9b9e/FLAG6ea78e594 [2024-11-19 02:08:08,268 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d815f161c/84ef9492d52b4b0fa33e79ec733c9b9e [2024-11-19 02:08:08,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:08:08,275 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:08:08,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:08:08,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:08:08,283 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:08:08,284 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:08:08" (1/1) ... [2024-11-19 02:08:08,286 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@235f5761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:08, skipping insertion in model container [2024-11-19 02:08:08,286 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:08:08" (1/1) ... [2024-11-19 02:08:08,386 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:08:08,777 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_reserve_harness.i[4494,4507] [2024-11-19 02:08:08,786 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_reserve_harness.i[4554,4567] [2024-11-19 02:08:09,448 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:09,449 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:09,449 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:09,450 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:09,451 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:09,464 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:09,464 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:09,466 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:09,467 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:09,912 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:09,912 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:09,995 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:09,995 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:10,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:08:10,113 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:08:10,129 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_reserve_harness.i[4494,4507] [2024-11-19 02:08:10,134 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_reserve_harness.i[4554,4567] [2024-11-19 02:08:10,191 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:10,191 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:10,192 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:10,192 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:10,197 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:10,201 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:10,205 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:10,206 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:10,206 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:10,297 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:10,298 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:10,344 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8315] [2024-11-19 02:08:10,347 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:10,348 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:08:10,362 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8801-8812] [2024-11-19 02:08:10,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:08:10,703 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:08:10,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:10 WrapperNode [2024-11-19 02:08:10,704 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:08:10,705 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:08:10,705 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:08:10,705 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:08:10,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:10" (1/1) ... [2024-11-19 02:08:10,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:10" (1/1) ... [2024-11-19 02:08:10,936 INFO L138 Inliner]: procedures = 681, calls = 2619, calls flagged for inlining = 60, calls inlined = 10, statements flattened = 967 [2024-11-19 02:08:10,937 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:08:10,937 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:08:10,938 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:08:10,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:08:10,948 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:10" (1/1) ... [2024-11-19 02:08:10,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:10" (1/1) ... [2024-11-19 02:08:10,961 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:10" (1/1) ... [2024-11-19 02:08:11,026 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-19 02:08:11,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:10" (1/1) ... [2024-11-19 02:08:11,028 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:10" (1/1) ... [2024-11-19 02:08:11,077 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:10" (1/1) ... [2024-11-19 02:08:11,081 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:10" (1/1) ... [2024-11-19 02:08:11,088 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:10" (1/1) ... [2024-11-19 02:08:11,093 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:10" (1/1) ... [2024-11-19 02:08:11,102 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:08:11,106 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:08:11,106 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:08:11,106 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:08:11,107 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:10" (1/1) ... [2024-11-19 02:08:11,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:08:11,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:08:11,150 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 02:08:11,153 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 02:08:11,203 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-19 02:08:11,204 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-19 02:08:11,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:08:11,205 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-19 02:08:11,205 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-19 02:08:11,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-19 02:08:11,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-19 02:08:11,206 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-19 02:08:11,206 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-19 02:08:11,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:08:11,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:08:11,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:08:11,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:08:11,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-19 02:08:11,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:08:11,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:08:11,208 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:08:11,208 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:08:11,208 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_realloc [2024-11-19 02:08:11,208 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_realloc [2024-11-19 02:08:11,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-19 02:08:11,208 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_reserve [2024-11-19 02:08:11,208 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_reserve [2024-11-19 02:08:11,209 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-19 02:08:11,209 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-19 02:08:11,209 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:08:11,209 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:08:11,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:08:11,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-19 02:08:11,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-19 02:08:11,210 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-19 02:08:11,210 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-19 02:08:11,210 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-19 02:08:11,210 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-19 02:08:11,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-19 02:08:11,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-19 02:08:11,503 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:08:11,506 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:08:19,951 INFO L? ?]: Removed 117 outVars from TransFormulas that were not future-live. [2024-11-19 02:08:19,951 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:08:19,965 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:08:19,966 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-19 02:08:19,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:08:19 BoogieIcfgContainer [2024-11-19 02:08:19,966 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:08:19,969 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:08:19,969 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:08:19,973 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:08:19,973 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:08:08" (1/3) ... [2024-11-19 02:08:19,974 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1728e52c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:08:19, skipping insertion in model container [2024-11-19 02:08:19,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:08:10" (2/3) ... [2024-11-19 02:08:19,974 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1728e52c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:08:19, skipping insertion in model container [2024-11-19 02:08:19,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:08:19" (3/3) ... [2024-11-19 02:08:19,975 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_reserve_harness.i [2024-11-19 02:08:19,994 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:08:19,994 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:08:20,069 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:08:20,076 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;@46a58b45, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:08:20,077 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:08:20,081 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 104 states have (on average 1.2884615384615385) internal successors, (134), 104 states have internal predecessors, (134), 37 states have call successors, (37), 11 states have call predecessors, (37), 11 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-19 02:08:20,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-19 02:08:20,096 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:08:20,097 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-19 02:08:20,098 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:08:20,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:08:20,105 INFO L85 PathProgramCache]: Analyzing trace with hash 122195533, now seen corresponding path program 1 times [2024-11-19 02:08:20,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:08:20,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218908020] [2024-11-19 02:08:20,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:08:20,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:09:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:09:36,579 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-19 02:09:36,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:09:36,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218908020] [2024-11-19 02:09:36,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218908020] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:09:36,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [244767533] [2024-11-19 02:09:36,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:09:36,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:09:36,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:09:36,585 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 02:09:36,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process