./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness_negated.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_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a7f67f0b945b231903325b9d87712fabf07c1ed9b39f1b1898d1ef5cff9915d4 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 03:05:20,800 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 03:05:20,876 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 03:05:20,882 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 03:05:20,883 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 03:05:20,924 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 03:05:20,925 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 03:05:20,925 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 03:05:20,926 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 03:05:20,926 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 03:05:20,927 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 03:05:20,927 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 03:05:20,927 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 03:05:20,928 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 03:05:20,928 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 03:05:20,928 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 03:05:20,929 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 03:05:20,929 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 03:05:20,929 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 03:05:20,930 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 03:05:20,930 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 03:05:20,934 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 03:05:20,935 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 03:05:20,935 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 03:05:20,935 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 03:05:20,935 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 03:05:20,935 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 03:05:20,936 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 03:05:20,936 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 03:05:20,936 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:05:20,936 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 03:05:20,937 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 03:05:20,937 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 03:05:20,937 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 03:05:20,937 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 03:05:20,938 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 03:05:20,938 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 03:05:20,941 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 03:05:20,941 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 03:05:20,941 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7f67f0b945b231903325b9d87712fabf07c1ed9b39f1b1898d1ef5cff9915d4 [2024-11-09 03:05:21,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 03:05:21,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 03:05:21,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 03:05:21,209 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 03:05:21,209 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 03:05:21,211 INFO L431 ainManager$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_negated.i [2024-11-09 03:05:22,680 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 03:05:23,174 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 03:05:23,175 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness_negated.i [2024-11-09 03:05:23,230 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4224881cb/57eaf022b37a45469da61e6c0e796b6d/FLAGcfa64973b [2024-11-09 03:05:23,245 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4224881cb/57eaf022b37a45469da61e6c0e796b6d [2024-11-09 03:05:23,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 03:05:23,249 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 03:05:23,251 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 03:05:23,251 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 03:05:23,256 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 03:05:23,257 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:05:23" (1/1) ... [2024-11-09 03:05:23,258 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5352663 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:23, skipping insertion in model container [2024-11-09 03:05:23,258 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:05:23" (1/1) ... [2024-11-09 03:05:23,362 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 03:05:23,728 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_negated.i[4497,4510] [2024-11-09 03:05:23,739 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_negated.i[4557,4570] [2024-11-09 03:05:24,932 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,933 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,934 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,934 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,935 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,947 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,948 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,950 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:24,951 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:25,665 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:25,665 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:25,758 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:05:25,830 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 03:05:25,848 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_negated.i[4497,4510] [2024-11-09 03:05:25,852 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_negated.i[4557,4570] [2024-11-09 03:05:25,902 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:25,905 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:25,906 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:25,906 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:25,907 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:25,916 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:25,920 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:25,922 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:25,922 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:26,065 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8259] [2024-11-09 03:05:26,067 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:26,068 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-09 03:05:26,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8745-8756] [2024-11-09 03:05:26,101 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:05:26,394 INFO L204 MainTranslator]: Completed translation [2024-11-09 03:05:26,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:26 WrapperNode [2024-11-09 03:05:26,395 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 03:05:26,399 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 03:05:26,399 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 03:05:26,399 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 03:05:26,410 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:26" (1/1) ... [2024-11-09 03:05:26,562 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:26" (1/1) ... [2024-11-09 03:05:26,648 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 63, calls inlined = 10, statements flattened = 876 [2024-11-09 03:05:26,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 03:05:26,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 03:05:26,650 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 03:05:26,650 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 03:05:26,661 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:26" (1/1) ... [2024-11-09 03:05:26,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:26" (1/1) ... [2024-11-09 03:05:26,678 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:26" (1/1) ... [2024-11-09 03:05:26,752 INFO L175 MemorySlicer]: Split 562 memory accesses to 7 slices as follows [2, 257, 238, 47, 8, 4, 6]. 46 percent of accesses are in the largest equivalence class. The 21 initializations are split as follows [2, 0, 6, 8, 5, 0, 0]. The 497 writes are split as follows [0, 257, 232, 3, 1, 2, 2]. [2024-11-09 03:05:26,753 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:26" (1/1) ... [2024-11-09 03:05:26,753 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:26" (1/1) ... [2024-11-09 03:05:26,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:26" (1/1) ... [2024-11-09 03:05:26,789 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:26" (1/1) ... [2024-11-09 03:05:26,803 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:26" (1/1) ... [2024-11-09 03:05:26,816 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:26" (1/1) ... [2024-11-09 03:05:26,839 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 03:05:26,840 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 03:05:26,840 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 03:05:26,841 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 03:05:26,842 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:26" (1/1) ... [2024-11-09 03:05:26,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:05:26,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:05:26,877 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 03:05:26,883 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 03:05:26,932 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-09 03:05:26,934 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-09 03:05:26,934 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton32 [2024-11-09 03:05:26,934 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton32 [2024-11-09 03:05:26,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 03:05:26,934 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-09 03:05:26,935 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-09 03:05:26,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-09 03:05:26,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-09 03:05:26,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-09 03:05:26,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-09 03:05:26,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-09 03:05:26,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-09 03:05:26,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-09 03:05:26,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 03:05:26,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 03:05:26,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 03:05:26,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-09 03:05:26,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-09 03:05:26,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-09 03:05:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-09 03:05:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 03:05:26,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 03:05:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 03:05:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 03:05:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 03:05:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 03:05:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 03:05:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-09 03:05:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-09 03:05:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-09 03:05:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-09 03:05:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-09 03:05:26,937 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-09 03:05:26,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 03:05:26,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 03:05:26,937 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-09 03:05:26,937 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-09 03:05:26,937 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-09 03:05:26,939 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-09 03:05:26,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-09 03:05:26,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-09 03:05:26,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-09 03:05:26,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-09 03:05:26,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-09 03:05:26,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-09 03:05:26,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-09 03:05:26,941 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 03:05:26,941 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 03:05:26,942 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-09 03:05:26,942 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-09 03:05:26,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 03:05:26,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 03:05:26,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 03:05:26,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 03:05:26,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-09 03:05:26,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-09 03:05:26,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-09 03:05:26,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-09 03:05:26,943 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2024-11-09 03:05:26,944 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2024-11-09 03:05:26,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-09 03:05:26,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-09 03:05:26,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-09 03:05:26,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-09 03:05:26,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-09 03:05:26,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-09 03:05:26,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-09 03:05:26,945 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-09 03:05:26,945 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-09 03:05:26,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 03:05:26,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 03:05:26,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 03:05:26,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-09 03:05:26,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-09 03:05:26,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-09 03:05:26,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-09 03:05:26,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 03:05:26,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 03:05:26,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 03:05:26,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 03:05:26,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 03:05:26,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 03:05:26,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 03:05:27,313 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 03:05:27,315 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 03:05:35,992 INFO L? ?]: Removed 104 outVars from TransFormulas that were not future-live. [2024-11-09 03:05:35,993 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 03:05:36,007 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 03:05:36,007 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 03:05:36,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:05:36 BoogieIcfgContainer [2024-11-09 03:05:36,008 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 03:05:36,010 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 03:05:36,010 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 03:05:36,013 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 03:05:36,013 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 03:05:23" (1/3) ... [2024-11-09 03:05:36,014 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c853dbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:05:36, skipping insertion in model container [2024-11-09 03:05:36,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:05:26" (2/3) ... [2024-11-09 03:05:36,014 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c853dbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:05:36, skipping insertion in model container [2024-11-09 03:05:36,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:05:36" (3/3) ... [2024-11-09 03:05:36,016 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_be32_harness_negated.i [2024-11-09 03:05:36,032 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 03:05:36,032 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 03:05:36,099 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 03:05:36,108 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;@60cc87d2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 03:05:36,109 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 03:05:36,113 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 03:05:36,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-09 03:05:36,128 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:05:36,129 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 03:05:36,129 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:05:36,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:05:36,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1708987825, now seen corresponding path program 1 times [2024-11-09 03:05:36,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:05:36,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720183397] [2024-11-09 03:05:36,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:05:36,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:06:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:54,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 03:06:54,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:54,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 03:06:54,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:54,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 03:06:54,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:54,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:06:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:54,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-09 03:06:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:55,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-09 03:06:55,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:55,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-09 03:06:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:55,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-09 03:06:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:55,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-09 03:06:55,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:55,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 03:06:55,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:55,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 03:06:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:55,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 03:06:55,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:55,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-09 03:06:55,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:06:55,139 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 03:06:55,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:06:55,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720183397] [2024-11-09 03:06:55,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720183397] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 03:06:55,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [891692399] [2024-11-09 03:06:55,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:06:55,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 03:06:55,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:06:55,146 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 03:06:55,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process