./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/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_append_dynamic_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 2645e4add29ef9adc891aaf11068209afc07e559232dc682f343d102e9e79145 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 14:03:35,461 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 14:03:35,530 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 14:03:35,537 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 14:03:35,539 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 14:03:35,565 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 14:03:35,566 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 14:03:35,566 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 14:03:35,567 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 14:03:35,571 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 14:03:35,571 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 14:03:35,572 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 14:03:35,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 14:03:35,572 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 14:03:35,573 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 14:03:35,573 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 14:03:35,573 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 14:03:35,574 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 14:03:35,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 14:03:35,575 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 14:03:35,576 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 14:03:35,576 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 14:03:35,577 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 14:03:35,577 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 14:03:35,577 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 14:03:35,577 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 14:03:35,578 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 14:03:35,579 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 14:03:35,579 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 14:03:35,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:03:35,580 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 14:03:35,580 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 14:03:35,580 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 14:03:35,581 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 14:03:35,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 14:03:35,582 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 14:03:35,582 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 14:03:35,582 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 14:03:35,583 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 14:03:35,583 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2645e4add29ef9adc891aaf11068209afc07e559232dc682f343d102e9e79145 [2024-11-22 14:03:35,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 14:03:35,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 14:03:35,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 14:03:35,913 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 14:03:35,914 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 14:03:35,915 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness.i [2024-11-22 14:03:37,407 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 14:03:38,025 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 14:03:38,026 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_append_dynamic_harness.i [2024-11-22 14:03:38,084 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5be814ae/a3f5d9ca38cb4c459519212298cba6a8/FLAG28ba1b977 [2024-11-22 14:03:38,102 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5be814ae/a3f5d9ca38cb4c459519212298cba6a8 [2024-11-22 14:03:38,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 14:03:38,109 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 14:03:38,110 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 14:03:38,110 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 14:03:38,118 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 14:03:38,119 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:03:38" (1/1) ... [2024-11-22 14:03:38,120 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21e9fb76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:38, skipping insertion in model container [2024-11-22 14:03:38,121 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:03:38" (1/1) ... [2024-11-22 14:03:38,225 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 14:03:38,607 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_append_dynamic_harness.i[4501,4514] [2024-11-22 14:03:38,620 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_append_dynamic_harness.i[4561,4574] [2024-11-22 14:03:39,628 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:39,629 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:39,630 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:39,630 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:39,633 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:39,646 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:39,648 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:39,650 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:39,650 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,555 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,555 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,750 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,753 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,838 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:03:40,917 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 14:03:40,937 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_append_dynamic_harness.i[4501,4514] [2024-11-22 14:03:40,938 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_append_dynamic_harness.i[4561,4574] [2024-11-22 14:03:40,985 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,986 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,986 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,987 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,987 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,994 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,995 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,996 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:40,996 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:41,085 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:41,085 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:41,131 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8297] [2024-11-22 14:03:41,133 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:41,133 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:03:41,150 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8783-8794] [2024-11-22 14:03:41,169 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:03:41,417 INFO L204 MainTranslator]: Completed translation [2024-11-22 14:03:41,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41 WrapperNode [2024-11-22 14:03:41,418 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 14:03:41,419 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 14:03:41,419 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 14:03:41,420 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 14:03:41,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,523 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,605 INFO L138 Inliner]: procedures = 680, calls = 2637, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 1080 [2024-11-22 14:03:41,606 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 14:03:41,606 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 14:03:41,606 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 14:03:41,606 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 14:03:41,617 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,617 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,626 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,708 INFO L175 MemorySlicer]: Split 595 memory accesses to 9 slices as follows [257, 2, 4, 238, 9, 25, 47, 5, 8]. 43 percent of accesses are in the largest equivalence class. The 26 initializations are split as follows [0, 2, 2, 6, 5, 2, 4, 1, 4]. The 497 writes are split as follows [257, 0, 0, 232, 1, 1, 5, 1, 0]. [2024-11-22 14:03:41,709 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,710 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,779 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,783 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,802 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,809 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,821 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 14:03:41,822 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 14:03:41,822 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 14:03:41,822 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 14:03:41,826 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (1/1) ... [2024-11-22 14:03:41,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:03:41,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:03:41,861 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) [2024-11-22 14:03:41,866 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 [2024-11-22 14:03:41,911 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-22 14:03:41,911 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-22 14:03:41,913 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-22 14:03:41,913 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-22 14:03:41,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 14:03:41,913 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-22 14:03:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-22 14:03:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-22 14:03:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-22 14:03:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 14:03:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 14:03:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 14:03:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 14:03:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 14:03:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 14:03:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-22 14:03:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-22 14:03:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-22 14:03:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 14:03:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 14:03:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 14:03:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 14:03:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 14:03:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 14:03:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-22 14:03:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-22 14:03:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-22 14:03:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-22 14:03:41,916 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-22 14:03:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-22 14:03:41,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-22 14:03:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 14:03:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 14:03:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 14:03:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 14:03:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 14:03:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 14:03:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 14:03:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-22 14:03:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-22 14:03:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-22 14:03:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-22 14:03:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-22 14:03:41,919 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-22 14:03:41,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 14:03:41,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 14:03:41,920 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-22 14:03:41,921 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-22 14:03:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 14:03:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 14:03:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 14:03:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 14:03:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 14:03:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-22 14:03:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-22 14:03:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-22 14:03:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-22 14:03:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-22 14:03:41,922 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-22 14:03:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-22 14:03:41,922 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-22 14:03:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 14:03:41,922 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 14:03:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-22 14:03:41,922 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-22 14:03:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-22 14:03:41,923 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-22 14:03:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 14:03:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-22 14:03:41,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-22 14:03:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 14:03:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 14:03:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 14:03:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 14:03:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 14:03:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-22 14:03:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-22 14:03:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-22 14:03:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-22 14:03:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-22 14:03:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-22 14:03:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-22 14:03:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-22 14:03:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-22 14:03:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-22 14:03:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-22 14:03:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-22 14:03:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-22 14:03:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-22 14:03:41,924 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-22 14:03:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-22 14:03:41,924 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-22 14:03:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure assert_bytes_match [2024-11-22 14:03:41,924 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_bytes_match [2024-11-22 14:03:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-22 14:03:41,924 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-22 14:03:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 14:03:41,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 14:03:41,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 14:03:41,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 14:03:41,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 14:03:41,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 14:03:41,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-22 14:03:41,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-22 14:03:41,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-22 14:03:41,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 14:03:41,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 14:03:41,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 14:03:41,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 14:03:41,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 14:03:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 14:03:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-22 14:03:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-22 14:03:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-22 14:03:42,253 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 14:03:42,256 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 14:03:50,575 INFO L? ?]: Removed 141 outVars from TransFormulas that were not future-live. [2024-11-22 14:03:50,576 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 14:03:50,593 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 14:03:50,595 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-22 14:03:50,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:03:50 BoogieIcfgContainer [2024-11-22 14:03:50,596 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 14:03:50,598 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 14:03:50,600 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 14:03:50,604 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 14:03:50,604 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:03:38" (1/3) ... [2024-11-22 14:03:50,604 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e3ff617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:03:50, skipping insertion in model container [2024-11-22 14:03:50,605 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:41" (2/3) ... [2024-11-22 14:03:50,606 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e3ff617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:03:50, skipping insertion in model container [2024-11-22 14:03:50,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:03:50" (3/3) ... [2024-11-22 14:03:50,607 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_append_dynamic_harness.i [2024-11-22 14:03:50,622 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 14:03:50,623 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 14:03:50,682 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 14:03:50,688 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;@4f875d8b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 14:03:50,689 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 14:03:50,694 INFO L276 IsEmpty]: Start isEmpty. Operand has 248 states, 156 states have (on average 1.2371794871794872) internal successors, (193), 157 states have internal predecessors, (193), 72 states have call successors, (72), 18 states have call predecessors, (72), 18 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-22 14:03:50,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-22 14:03:50,709 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 14:03:50,711 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 14:03:50,712 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 14:03:50,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 14:03:50,718 INFO L85 PathProgramCache]: Analyzing trace with hash 2028514092, now seen corresponding path program 1 times [2024-11-22 14:03:50,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 14:03:50,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21585580] [2024-11-22 14:03:50,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:03:50,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 14:05:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 14:05:04,551 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-22 14:05:04,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 14:05:04,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21585580] [2024-11-22 14:05:04,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21585580] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 14:05:04,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [485872732] [2024-11-22 14:05:04,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:05:04,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 14:05:04,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:05:04,557 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) [2024-11-22 14:05:04,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process