./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 c7c6ca5d 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-?-c7c6ca5-m [2024-11-09 03:05:19,849 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 03:05:19,951 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 03:05:19,959 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 03:05:19,960 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 03:05:19,993 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 03:05:19,994 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 03:05:19,994 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 03:05:19,995 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 03:05:19,995 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 03:05:19,995 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 03:05:19,996 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 03:05:19,996 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 03:05:19,998 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 03:05:20,002 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 03:05:20,003 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 03:05:20,003 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 03:05:20,003 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 03:05:20,003 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 03:05:20,004 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 03:05:20,004 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 03:05:20,005 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 03:05:20,005 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 03:05:20,005 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 03:05:20,005 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 03:05:20,006 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 03:05:20,006 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 03:05:20,006 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 03:05:20,006 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 03:05:20,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:05:20,007 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 03:05:20,007 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 03:05:20,007 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 03:05:20,007 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 03:05:20,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 03:05:20,008 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 03:05:20,008 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 03:05:20,011 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 03:05:20,011 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 03:05:20,011 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08bedf130def9ff60f4cf2e9bb71ec26d1fb4e6ee787835be29e85d2a9a146c4 [2024-11-09 03:05:20,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 03:05:20,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 03:05:20,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 03:05:20,311 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 03:05:20,312 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 03:05:20,313 INFO L431 ainManager$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 [2024-11-09 03:05:21,825 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 03:05:22,333 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 03:05:22,335 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i [2024-11-09 03:05:22,373 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/371474fbd/89d9ac96495c4b43a1d0992dc3844d53/FLAG18e5b7e00 [2024-11-09 03:05:22,390 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/371474fbd/89d9ac96495c4b43a1d0992dc3844d53 [2024-11-09 03:05:22,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 03:05:22,395 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 03:05:22,396 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 03:05:22,396 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 03:05:22,401 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 03:05:22,402 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:05:22" (1/1) ... [2024-11-09 03:05:22,403 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bf8ced7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:22, skipping insertion in model container [2024-11-09 03:05:22,403 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:05:22" (1/1) ... [2024-11-09 03:05:22,521 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 03:05:22,883 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] [2024-11-09 03:05:22,894 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] [2024-11-09 03:05:23,789 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:23,790 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:23,791 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:23,791 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:23,792 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:23,805 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:23,807 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:23,808 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:23,809 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,534 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,535 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:05:24,676 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 03:05:24,690 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] [2024-11-09 03:05:24,691 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] [2024-11-09 03:05:24,737 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,738 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,738 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,738 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,739 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,751 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,751 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,752 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,753 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,895 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2024-11-09 03:05:24,897 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,898 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,915 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2024-11-09 03:05:24,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:05:25,154 INFO L204 MainTranslator]: Completed translation [2024-11-09 03:05:25,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:25 WrapperNode [2024-11-09 03:05:25,155 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 03:05:25,156 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 03:05:25,156 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 03:05:25,156 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 03:05:25,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:25" (1/1) ... [2024-11-09 03:05:25,345 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:25" (1/1) ... [2024-11-09 03:05:25,480 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 63, calls inlined = 10, statements flattened = 876 [2024-11-09 03:05:25,481 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 03:05:25,482 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 03:05:25,482 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 03:05:25,482 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 03:05:25,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:25" (1/1) ... [2024-11-09 03:05:25,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:25" (1/1) ... [2024-11-09 03:05:25,501 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:25" (1/1) ... [2024-11-09 03:05:25,587 INFO L175 MemorySlicer]: Split 562 memory accesses to 7 slices as follows [2, 257, 238, 47, 4, 8, 6]. 46 percent of accesses are in the largest equivalence class. The 21 initializations are split as follows [2, 0, 6, 8, 0, 5, 0]. The 497 writes are split as follows [0, 257, 232, 3, 2, 1, 2]. [2024-11-09 03:05:25,587 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:25" (1/1) ... [2024-11-09 03:05:25,588 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:25" (1/1) ... [2024-11-09 03:05:25,627 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:25" (1/1) ... [2024-11-09 03:05:25,631 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:25" (1/1) ... [2024-11-09 03:05:25,638 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:25" (1/1) ... [2024-11-09 03:05:25,644 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:25" (1/1) ... [2024-11-09 03:05:25,663 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 03:05:25,664 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 03:05:25,664 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 03:05:25,668 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 03:05:25,669 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:25" (1/1) ... [2024-11-09 03:05:25,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:05:25,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:05:25,704 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) [2024-11-09 03:05:25,709 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 [2024-11-09 03:05:25,754 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-09 03:05:25,755 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-09 03:05:25,756 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton32 [2024-11-09 03:05:25,756 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton32 [2024-11-09 03:05:25,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 03:05:25,756 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-09 03:05:25,756 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-09 03:05:25,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-09 03:05:25,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-09 03:05:25,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-09 03:05:25,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-09 03:05:25,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-09 03:05:25,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-09 03:05:25,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-09 03:05:25,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 03:05:25,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 03:05:25,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 03:05:25,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-09 03:05:25,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-09 03:05:25,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-09 03:05:25,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-09 03:05:25,759 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 03:05:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 03:05:25,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 03:05:25,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 03:05:25,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 03:05:25,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 03:05:25,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 03:05:25,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-09 03:05:25,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-09 03:05:25,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-09 03:05:25,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-09 03:05:25,760 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-09 03:05:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-09 03:05:25,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 03:05:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 03:05:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-09 03:05:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-09 03:05:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-09 03:05:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-09 03:05:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-09 03:05:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-09 03:05:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-09 03:05:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-09 03:05:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-09 03:05:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-09 03:05:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-09 03:05:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 03:05:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 03:05:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-09 03:05:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-09 03:05:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 03:05:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 03:05:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 03:05:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 03:05:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-09 03:05:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-09 03:05:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-09 03:05:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-09 03:05:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2024-11-09 03:05:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2024-11-09 03:05:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-09 03:05:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-09 03:05:25,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-09 03:05:25,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-09 03:05:25,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-09 03:05:25,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-09 03:05:25,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-09 03:05:25,763 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-09 03:05:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-09 03:05:25,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 03:05:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 03:05:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 03:05:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-09 03:05:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-09 03:05:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-09 03:05:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-09 03:05:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 03:05:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 03:05:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 03:05:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 03:05:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 03:05:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 03:05:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 03:05:26,155 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 03:05:26,157 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 03:05:34,670 INFO L? ?]: Removed 104 outVars from TransFormulas that were not future-live. [2024-11-09 03:05:34,670 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 03:05:34,687 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 03:05:34,687 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 03:05:34,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:05:34 BoogieIcfgContainer [2024-11-09 03:05:34,688 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 03:05:34,691 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 03:05:34,691 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 03:05:34,694 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 03:05:34,695 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 03:05:22" (1/3) ... [2024-11-09 03:05:34,695 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21feeff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:05:34, skipping insertion in model container [2024-11-09 03:05:34,695 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:25" (2/3) ... [2024-11-09 03:05:34,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21feeff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:05:34, skipping insertion in model container [2024-11-09 03:05:34,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:05:34" (3/3) ... [2024-11-09 03:05:34,697 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_be32_harness.i [2024-11-09 03:05:34,715 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 03:05:34,715 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 03:05:34,787 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 03:05:34,795 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;@af53fc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 03:05:34,796 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 03:05:34,801 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) [2024-11-09 03:05:34,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-09 03:05:34,816 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:05:34,817 INFO L215 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] [2024-11-09 03:05:34,818 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:05:34,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:05:34,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1708987825, now seen corresponding path program 1 times [2024-11-09 03:05:34,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:05:34,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87927777] [2024-11-09 03:05:34,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:05:34,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:06:53,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:56,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 03:06:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:56,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 03:06:56,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:56,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 03:06:56,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:56,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:06:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:56,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-09 03:06:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:57,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-09 03:06:57,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:57,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-09 03:06:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:57,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-09 03:06:57,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:57,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-09 03:06:57,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:57,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 03:06:57,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:57,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 03:06:57,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:57,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 03:06:57,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:57,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-09 03:06:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:57,312 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-09 03:06:57,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:06:57,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87927777] [2024-11-09 03:06:57,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87927777] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 03:06:57,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [63593173] [2024-11-09 03:06:57,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:06:57,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 03:06:57,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:06:57,318 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) [2024-11-09 03:06:57,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process