./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f 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_write_be32_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 08bedf130def9ff60f4cf2e9bb71ec26d1fb4e6ee787835be29e85d2a9a146c4 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 08:44:07,859 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 08:44:07,930 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-12 08:44:07,935 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 08:44:07,938 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 08:44:07,961 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 08:44:07,962 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 08:44:07,962 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 08:44:07,962 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 08:44:07,963 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 08:44:07,963 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 08:44:07,963 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 08:44:07,964 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 08:44:07,964 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 08:44:07,965 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 08:44:07,965 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 08:44:07,965 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 08:44:07,966 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 08:44:07,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 08:44:07,966 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 08:44:07,966 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 08:44:07,971 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 08:44:07,971 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 08:44:07,971 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 08:44:07,972 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 08:44:07,972 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 08:44:07,972 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 08:44:07,972 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 08:44:07,973 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 08:44:07,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 08:44:07,973 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 08:44:07,974 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 08:44:07,974 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 08:44:07,974 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 08:44:07,974 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 08:44:07,975 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 08:44:07,975 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 08:44:07,975 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 08:44:07,976 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 08:44:07,976 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08bedf130def9ff60f4cf2e9bb71ec26d1fb4e6ee787835be29e85d2a9a146c4 [2024-11-12 08:44:08,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 08:44:08,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 08:44:08,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 08:44:08,286 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 08:44:08,287 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 08:44:08,288 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i [2024-11-12 08:44:09,741 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 08:44:10,231 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 08:44:10,231 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i [2024-11-12 08:44:10,277 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d7336881/8ffd31e8572440519c093e703d5fca56/FLAGe3885a152 [2024-11-12 08:44:10,299 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d7336881/8ffd31e8572440519c093e703d5fca56 [2024-11-12 08:44:10,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 08:44:10,303 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 08:44:10,305 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 08:44:10,305 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 08:44:10,311 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 08:44:10,312 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:44:10" (1/1) ... [2024-11-12 08:44:10,315 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4650bd58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:10, skipping insertion in model container [2024-11-12 08:44:10,315 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:44:10" (1/1) ... [2024-11-12 08:44:10,420 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 08:44:10,740 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_write_be32_harness.i[4497,4510] [2024-11-12 08:44:10,751 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_write_be32_harness.i[4557,4570] [2024-11-12 08:44:11,902 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:11,903 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:11,904 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:11,904 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:11,905 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:11,915 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:11,916 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:11,917 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:11,918 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:12,497 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:12,497 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:12,564 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 08:44:12,617 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 08:44:12,636 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_write_be32_harness.i[4497,4510] [2024-11-12 08:44:12,637 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_write_be32_harness.i[4557,4570] [2024-11-12 08:44:12,698 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:12,699 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:12,699 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:12,700 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:12,700 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:12,706 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:12,706 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:12,707 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:12,707 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:12,920 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2024-11-12 08:44:12,926 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:12,927 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:44:12,943 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2024-11-12 08:44:12,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 08:44:13,216 INFO L204 MainTranslator]: Completed translation [2024-11-12 08:44:13,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:13 WrapperNode [2024-11-12 08:44:13,217 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 08:44:13,218 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 08:44:13,218 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 08:44:13,219 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 08:44:13,227 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:13" (1/1) ... [2024-11-12 08:44:13,325 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:13" (1/1) ... [2024-11-12 08:44:13,416 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 63, calls inlined = 10, statements flattened = 876 [2024-11-12 08:44:13,417 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 08:44:13,418 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 08:44:13,418 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 08:44:13,418 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 08:44:13,430 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:13" (1/1) ... [2024-11-12 08:44:13,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:13" (1/1) ... [2024-11-12 08:44:13,444 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:13" (1/1) ... [2024-11-12 08:44:13,533 INFO L175 MemorySlicer]: Split 562 memory accesses to 7 slices as follows [2, 257, 238, 8, 47, 4, 6]. 46 percent of accesses are in the largest equivalence class. The 21 initializations are split as follows [2, 0, 6, 5, 8, 0, 0]. The 497 writes are split as follows [0, 257, 232, 1, 3, 2, 2]. [2024-11-12 08:44:13,534 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:13" (1/1) ... [2024-11-12 08:44:13,534 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:13" (1/1) ... [2024-11-12 08:44:13,570 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:13" (1/1) ... [2024-11-12 08:44:13,578 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:13" (1/1) ... [2024-11-12 08:44:13,591 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:13" (1/1) ... [2024-11-12 08:44:13,598 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:13" (1/1) ... [2024-11-12 08:44:13,615 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 08:44:13,616 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 08:44:13,616 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 08:44:13,616 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 08:44:13,617 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:13" (1/1) ... [2024-11-12 08:44:13,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 08:44:13,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 08:44:13,655 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) [2024-11-12 08:44:13,659 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 [2024-11-12 08:44:13,708 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-12 08:44:13,709 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-12 08:44:13,709 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton32 [2024-11-12 08:44:13,709 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton32 [2024-11-12 08:44:13,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-12 08:44:13,709 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-12 08:44:13,709 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-12 08:44:13,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-12 08:44:13,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-12 08:44:13,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-12 08:44:13,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-12 08:44:13,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-12 08:44:13,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-12 08:44:13,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-12 08:44:13,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-12 08:44:13,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-12 08:44:13,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-12 08:44:13,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-12 08:44:13,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-12 08:44:13,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-12 08:44:13,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-12 08:44:13,710 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-12 08:44:13,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-12 08:44:13,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-12 08:44:13,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 08:44:13,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-12 08:44:13,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-12 08:44:13,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-12 08:44:13,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-12 08:44:13,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-12 08:44:13,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-12 08:44:13,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-12 08:44:13,711 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-12 08:44:13,711 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-12 08:44:13,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 08:44:13,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 08:44:13,712 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-12 08:44:13,712 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-12 08:44:13,712 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-12 08:44:13,712 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-12 08:44:13,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-12 08:44:13,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-12 08:44:13,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-12 08:44:13,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-12 08:44:13,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-12 08:44:13,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-12 08:44:13,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-12 08:44:13,712 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 08:44:13,712 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 08:44:13,712 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-12 08:44:13,713 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-12 08:44:13,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-12 08:44:13,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-12 08:44:13,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-12 08:44:13,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-12 08:44:13,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-12 08:44:13,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-12 08:44:13,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-12 08:44:13,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-12 08:44:13,717 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2024-11-12 08:44:13,717 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2024-11-12 08:44:13,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-12 08:44:13,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-12 08:44:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-12 08:44:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-12 08:44:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-12 08:44:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-12 08:44:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-12 08:44:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-12 08:44:13,719 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-12 08:44:13,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-12 08:44:13,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-12 08:44:13,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-12 08:44:13,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-12 08:44:13,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-12 08:44:13,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-12 08:44:13,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-12 08:44:13,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 08:44:13,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-12 08:44:13,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-12 08:44:13,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-12 08:44:13,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-12 08:44:13,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-12 08:44:13,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-12 08:44:14,057 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 08:44:14,064 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 08:44:22,619 INFO L? ?]: Removed 104 outVars from TransFormulas that were not future-live. [2024-11-12 08:44:22,620 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 08:44:22,638 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 08:44:22,638 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 08:44:22,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:44:22 BoogieIcfgContainer [2024-11-12 08:44:22,638 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 08:44:22,642 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 08:44:22,643 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 08:44:22,646 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 08:44:22,646 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 08:44:10" (1/3) ... [2024-11-12 08:44:22,647 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37649728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:44:22, skipping insertion in model container [2024-11-12 08:44:22,647 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:44:13" (2/3) ... [2024-11-12 08:44:22,649 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37649728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:44:22, skipping insertion in model container [2024-11-12 08:44:22,649 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:44:22" (3/3) ... [2024-11-12 08:44:22,652 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_be32_harness.i [2024-11-12 08:44:22,671 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 08:44:22,671 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 08:44:22,745 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 08:44:22,750 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;@306d69ba, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 08:44:22,751 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 08:44:22,755 INFO L276 IsEmpty]: Start isEmpty. Operand has 137 states, 89 states have (on average 1.2247191011235956) internal successors, (109), 90 states have internal predecessors, (109), 35 states have call successors, (35), 11 states have call predecessors, (35), 11 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-12 08:44:22,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-12 08:44:22,766 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:44:22,767 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 08:44:22,768 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 08:44:22,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:44:22,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1708987825, now seen corresponding path program 1 times [2024-11-12 08:44:22,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:44:22,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692838202] [2024-11-12 08:44:22,784 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:44:22,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 08:45:39,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:42,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-12 08:45:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:42,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 08:45:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:43,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 08:45:43,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:43,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:45:43,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:43,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-12 08:45:43,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:43,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-12 08:45:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:43,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-12 08:45:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:43,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-12 08:45:43,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:43,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 08:45:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:43,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 08:45:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:43,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-12 08:45:43,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:43,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 08:45:43,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:43,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-12 08:45:43,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:45:43,574 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-12 08:45:43,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 08:45:43,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692838202] [2024-11-12 08:45:43,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692838202] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 08:45:43,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [885905589] [2024-11-12 08:45:43,578 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:45:43,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 08:45:43,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 08:45:43,581 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) [2024-11-12 08:45:43,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process