./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 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_byte_buf_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-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:09:34,826 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:09:34,914 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:09:34,920 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:09:34,922 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:09:34,955 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:09:34,955 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:09:34,956 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:09:34,956 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:09:34,957 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:09:34,957 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:09:34,958 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:09:34,958 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:09:34,959 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:09:34,959 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:09:34,959 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:09:34,960 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:09:34,960 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:09:34,960 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:09:34,961 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:09:34,961 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:09:34,961 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:09:34,962 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:09:34,962 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:09:34,962 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:09:34,963 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:09:34,963 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:09:34,963 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:09:34,963 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:09:34,964 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:09:34,964 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:09:34,964 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:09:34,965 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:09:34,965 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:09:34,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:09:34,965 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:09:34,966 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:09:34,966 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:09:34,966 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:09:34,967 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08bedf130def9ff60f4cf2e9bb71ec26d1fb4e6ee787835be29e85d2a9a146c4 [2024-11-19 02:09:35,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:09:35,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:09:35,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:09:35,232 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:09:35,232 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:09:35,233 INFO L431 ainManager$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 [2024-11-19 02:09:36,666 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:09:37,136 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:09:37,136 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i [2024-11-19 02:09:37,180 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b0637c8f/7a9233eb4f704f699b14291ad823dc12/FLAGb174a966c [2024-11-19 02:09:37,196 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b0637c8f/7a9233eb4f704f699b14291ad823dc12 [2024-11-19 02:09:37,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:09:37,202 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:09:37,204 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:09:37,204 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:09:37,209 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:09:37,210 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:09:37" (1/1) ... [2024-11-19 02:09:37,211 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb00659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:37, skipping insertion in model container [2024-11-19 02:09:37,211 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:09:37" (1/1) ... [2024-11-19 02:09:37,315 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:09:37,628 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] [2024-11-19 02:09:37,640 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] [2024-11-19 02:09:38,392 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:38,393 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:38,395 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:38,400 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:38,401 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:38,421 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:38,424 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:38,426 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:38,426 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,123 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,124 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,190 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:09:39,248 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:09:39,261 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] [2024-11-19 02:09:39,261 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] [2024-11-19 02:09:39,303 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,305 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,305 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,305 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,306 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,315 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,316 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,317 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,317 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,437 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2024-11-19 02:09:39,439 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,439 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:09:39,452 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2024-11-19 02:09:39,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:09:39,737 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:09:39,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:39 WrapperNode [2024-11-19 02:09:39,738 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:09:39,739 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:09:39,739 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:09:39,739 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:09:39,747 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:39" (1/1) ... [2024-11-19 02:09:39,855 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:39" (1/1) ... [2024-11-19 02:09:39,940 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 63, calls inlined = 10, statements flattened = 876 [2024-11-19 02:09:39,941 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:09:39,941 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:09:39,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:09:39,942 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:09:39,952 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:39" (1/1) ... [2024-11-19 02:09:39,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:39" (1/1) ... [2024-11-19 02:09:39,966 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:39" (1/1) ... [2024-11-19 02:09:40,044 INFO L175 MemorySlicer]: Split 562 memory accesses to 7 slices as follows [2, 8, 257, 238, 47, 4, 6]. 46 percent of accesses are in the largest equivalence class. The 21 initializations are split as follows [2, 5, 0, 6, 8, 0, 0]. The 497 writes are split as follows [0, 1, 257, 232, 3, 2, 2]. [2024-11-19 02:09:40,044 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:39" (1/1) ... [2024-11-19 02:09:40,045 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:39" (1/1) ... [2024-11-19 02:09:40,084 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:39" (1/1) ... [2024-11-19 02:09:40,089 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:39" (1/1) ... [2024-11-19 02:09:40,104 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:39" (1/1) ... [2024-11-19 02:09:40,117 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:39" (1/1) ... [2024-11-19 02:09:40,129 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:09:40,131 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:09:40,131 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:09:40,131 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:09:40,132 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:39" (1/1) ... [2024-11-19 02:09:40,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:09:40,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:09:40,169 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-19 02:09:40,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-19 02:09:40,217 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-19 02:09:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-19 02:09:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton32 [2024-11-19 02:09:40,220 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton32 [2024-11-19 02:09:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:09:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-19 02:09:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-19 02:09:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 02:09:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 02:09:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 02:09:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 02:09:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 02:09:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 02:09:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-19 02:09:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 02:09:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 02:09:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 02:09:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 02:09:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 02:09:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 02:09:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-19 02:09:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:09:40,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:09:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:09:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:09:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 02:09:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 02:09:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 02:09:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 02:09:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 02:09:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 02:09:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-19 02:09:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-19 02:09:40,225 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-19 02:09:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:09:40,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:09:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:09:40,225 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:09:40,226 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-19 02:09:40,226 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-19 02:09:40,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 02:09:40,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 02:09:40,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 02:09:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 02:09:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 02:09:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 02:09:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-19 02:09:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:09:40,227 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:09:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-19 02:09:40,227 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-19 02:09:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:09:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 02:09:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 02:09:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 02:09:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 02:09:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 02:09:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 02:09:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-19 02:09:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2024-11-19 02:09:40,228 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2024-11-19 02:09:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:09:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:09:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:09:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:09:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 02:09:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-19 02:09:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-19 02:09:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-19 02:09:40,229 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-19 02:09:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 02:09:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 02:09:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 02:09:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 02:09:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 02:09:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 02:09:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-19 02:09:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:09:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:09:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:09:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:09:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 02:09:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 02:09:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-19 02:09:40,583 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:09:40,586 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:09:49,079 INFO L? ?]: Removed 104 outVars from TransFormulas that were not future-live. [2024-11-19 02:09:49,080 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:09:49,096 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:09:49,096 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 02:09:49,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:09:49 BoogieIcfgContainer [2024-11-19 02:09:49,097 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:09:49,098 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:09:49,099 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:09:49,102 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:09:49,102 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:09:37" (1/3) ... [2024-11-19 02:09:49,102 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e6efd00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:09:49, skipping insertion in model container [2024-11-19 02:09:49,103 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:09:39" (2/3) ... [2024-11-19 02:09:49,103 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e6efd00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:09:49, skipping insertion in model container [2024-11-19 02:09:49,103 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:09:49" (3/3) ... [2024-11-19 02:09:49,104 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_be32_harness.i [2024-11-19 02:09:49,120 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:09:49,120 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:09:49,190 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:09:49,196 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;@3ef21dfe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:09:49,197 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:09:49,201 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) [2024-11-19 02:09:49,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-19 02:09:49,213 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:09:49,214 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] [2024-11-19 02:09:49,215 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:09:49,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:09:49,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1708987825, now seen corresponding path program 1 times [2024-11-19 02:09:49,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:09:49,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955892109] [2024-11-19 02:09:49,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:09:49,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:11:06,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:11:09,812 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-19 02:11:09,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:11:09,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955892109] [2024-11-19 02:11:09,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955892109] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:11:09,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [95083390] [2024-11-19 02:11:09,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:11:09,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:11:09,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:11:09,817 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 02:11:09,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process